Efficacy of RTS,S/AS01 Vaccine Against Episodes of Malaria Due to P. Falciparum Infection in Children.
Study Details
Study Description
Brief Summary
This phase IIb trial is being done to find out if the RTS,S/AS01 vaccine helps to prevent children from falling ill with malaria and to evaluate vaccine safety.
The Protocol Posting has been updated in order to comply with the FDA Amendment Act, Sep 2007.
Condition or Disease | Intervention/Treatment | Phase |
---|---|---|
|
Phase 2 |
Study Design
Arms and Interventions
Arm | Intervention/Treatment |
---|---|
Experimental: GSK257049 Group Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Biological: GSK malaria vaccine 257049 Vaccine
3 dose intramuscular injection
Other Names:
|
Active Comparator: Rabipur Group Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Biological: Sanofi-Pasteur's Human Diploid Cell Rabies Vaccine
3 dose intramuscular injection
|
Outcome Measures
Primary Outcome Measures
- Frequency of First Case of Malaria Meeting the Primary Case Definition [Assessed over average of 7.8 months post Dose 3 (range 4.3 to 10.3 months)]
The first case of malaria meeting the primary case definition was defined as the first or only episodes with the presence of Plasmodium falciparum asexual parasitemia above (>) 2500 per microliter (μL) and the presence of fever greater than or equal to (≥) 37.5°C by active case detection (ACD) or passive case detection (PCD). Number of first case of malaria were assessed through estimate of vaccine efficacy (VE) adjusted or unadjusted for covariates, and are expressed in PYAR= number of episodes/Person Years at Risk.
Secondary Outcome Measures
- Frequency of First Case Malaria Meeting the Secondary Case Definition [Assessed over average of 7.8 months post Dose 3 (range 4.3 to 10.3 months)]
The first case of malaria meeting the secondary case definition was defined as the first or only episodes with the presence of P.falciparum asexual parasitemia > 0 per μL and the presence of fever ≥ 37.5°C by active case detection (ACD) or passive case detection (PCD). Number of first case of malaria were assessed through estimate of vaccine efficacy (VE) adjusted or unadjusted for covariates, and are expressed in PYAR= number of episodes/Person Years at Risk.
- Multiple Events of Malaria Meeting the Primary Case Definition [Assessed over average of 7.8 months post Dose 3 (range 4.3 to 10.3 months)]
Multiple episodes of malaria meeting the primary case definition was defined as episodes with the presence of P.falciparum asexual parasitemia > 25000 per μL and the presence of fever ≥ 37.5°C by active case detection (ACD) or passive case detection (PCD). Number of primary case of malaria were assessed through estimate of vaccine efficacy (VE) adjusted or unadjusted for covariates, and are expressed in PYAR= number of episodes/Person Years at Risk.
- Multiple Events of Malaria Meeting the Secondary Case Definition [Assessed over average of 7.8 months post Dose 3 (range 4.3 to 10.3 months)]
Multiple episodes of malaria meeting the secondary case definition was defined as episodes with the presence of P.falciparum asexual parasitemia > 0 per μL and the presence of fever ≥ 37.5°C by active case detection (ACD) or passive case detection (PCD). Number of secondary case of malaria were assessed through estimate of vaccine efficacy (VE) adjusted or unadjusted for covariates, and are expressed in PYAR= number of episodes/Person Years at Risk.
- Number of Subjects Positive for P. Falciparum Parasitaemia [At the Cross-Sectional Visit that took place for each participant at on average 7.8 months post Dose 3 (range 4.3 to 10.3 months)]
- Geometric Mean Density of Asexual P. Falciparum Parasite [At the Cross-Sectional Visit that took place for each participant at on average 7.8 months post Dose 3 (range 4.3 to 10.3 months)]
Estimates of asexual P. falciparum parasite density were made at the investigator's sites according to laboratory standard operating procedures. Parasite density was presented as a geometric mean (GMean), expressed in parasite per microliters (μL).
- Haemoglobin Values at Cross-Sectional Visit [At the Cross-Sectional Visit that took place for each participant at on average 7.8 months post Dose 3 (range 4.3 to 10.3 months)]
Haemoglobin values are expressed in grams per deciliter (g/dL).
- Number of Subjects With Any and Grade 3 Solicited Local Symptoms [During the 7-day (Days 0-6) post-vaccination period following each dose and across doses]
Assessed solicited local symptoms were pain and swelling. Any = occurrence of the symptom regardless of intensity grade. Grade 3 pain = pain that prevented normal activity. Grade 3 swelling = swelling spreading beyond 20 millimeters (mm) of injection site.
- Number of Subjects With Any, Grade 3 and Related Solicited General Symptoms [During the 7-day (Days 0-6) post-vaccination period following each dose and across doses]
Assessed solicited general symptoms were drowsiness, fever [defined as axillary temperature equal to or above (≥) 37.5 degrees Celsius (°C)], irritability and loss of appetite. Any = occurrence of the symptom regardless of intensity grade. Grade 3 symptom = symptom that prevented normal activity. Grade 3 fever = fever higher than (>) 39.0 °C. Related = symptom assessed by the investigator as related to the vaccination.
- Number of Subjects With Any Unsolicited Adverse Events (AEs) [Within the 30-day (Days 0-29) post-vaccination follow-up period]
An unsolicited AE covers any untoward medical occurrence in a clinical investigation subject temporally associated with the use of a medicinal product, whether or not considered related to the medicinal product and reported in addition to those solicited during the clinical study and any solicited symptom with onset outside the specified period of follow-up for solicited symptoms. Any was defined as the occurrence of any unsolicited AE regardless of intensity grade or relation to vaccination.
- Number of Subjects With Serious Adverse Events (SAEs) [Throughout the study period (Day 0 - Month 14)]
Serious adverse events (SAEs) assessed include medical occurrences that result in death, are life threatening, require hospitalization or prolongation of hospitalization or result in disability/incapacity.
- Number of Subjects With Hemoglobin Values Outside Normal Ranges With Toxicity Grades [At Day 0, Month 3 and at Cross-sectional Visit (took place between 7 and 13 months post Dose 1, mean: 10 months, standard deviation: 1.29)]
Definitions for toxicity grading for hemoglobin were: Normal Hemoglobin = equal to or above (≥) 8.0 g/dL; Grade 1 Hemoglobin = under (<) 8.0 g/dL and above (>) 6.0 g/dL.; Grade 2 Hemoglobin = under (<) 6.0 g/dL.
- Number of Subjects With White Blood Cell (WBC) Values Outside Normal Ranges With Toxicity Grades [At Day 0, Month 3 and at Cross-sectional Visit (took place between 7 and 13 months post Dose 1, mean: 10 months, standard deviation: 1.29)]
Definitions for toxicity grading for WBC were: Normal WBC = ≥ 4.0 x 10^3 cells per microliters (cells/μL) or < 17 x 10^3 cells /μL; Grade 1 WBC = 2.5 to 4.0 x 10^3 cells/μL.
- Number of Subjects With Platelet Values Outside Normal Ranges With Toxicity Grades [At Day 0, Month 3 and at Cross-sectional Visit (took place between 7 and 13 months post Dose 1, mean: 10 months, standard deviation: 1.29)]
Definitions for toxicity grading for platelets were: Normal Platelets = ≥ 75 x 10^3 cells/μL; Grade 1 Platelets = 50 to 74 x 10^3 /μL; Grade 2 Platelets = 25 to 49 x 10^3 /μL; Grade 3 Platelets = < 25 x 10^3 /μL.
- Number of Subjects With Alanine Aminotransferase (ALT) Values Outside Normal Ranges With Toxicity Grades [At Day 0, Month 3 and at Cross-sectional Visit (took place between 7 and 13 months post Dose 1, mean: 10 months, standard deviation: 1.29)]
Definition for toxicity grading for ALT were: Normal ALT = ≤ 60 international units per liter (IU/L); Grade 1 ALT = 1.1 to 2.5 x Upper Limit of Normal (ULN); Grade 2 ALT = 2.6 to 5.0 x ULN.
- Number of Subjects With Creatinine Values Outside Normal Ranges With Toxicity Grades [At Day 0, Month 3 and at Cross-sectional Visit (took place between 7 and 13 months post Dose 1, mean: 10 months, standard deviation: 1.29)]
Definition for toxicity grading for creatinine were: Normal Creatinine = ≤ 60 micromols per liter (μmol/L); Grade 1 Creatinine = 1.1 to 1.5 x ULN; Grade 2 Creatinine = 1.6 to 3.0 x ULN.
- Concentration of Antibodies Against the P. Falciparum Circumsporozoite (CS) Repeat Domain (Anti-CS) [At Day 0, Month 3 and at Cross-sectional Visit (took place between 7 and 13 months post Dose 1, mean: 10 months, standard deviation: 1.29)]
Concentrations are presented as geometric mean concentrations (GMCs), expressed in enzyme-linked immunosorbent assay (ELISA) units per milliliter (EU/mL).
- Concentration of Antibodies Against Hepatitis B Surface Antigen (Anti-HBs) [At Day 0 and at Month 3]
Concentrations are presented as geometric mean concentrations (GMCs), expressed in enzyme-linked immunosorbent assay (ELISA) units per milliliter (EU/mL).
- Frequency of Cluster of Differentiation 4 (CD4+) CS-specific T-cells [Prior to vaccination (Day 0)]
T-cells expressing at least one of the following cytokines are presented here: interleukin-2 [IL-2], tumor-necrosis factor-alpha [TNF-α] and interferon-gamma [IFN-γ]. Frequency is expressed in cells/million, as assessed by Intracellular Cytokine Assay (ICA).
- Frequency of Cluster of Differentiation 8 (CD8+) CS-specific T-cells [Prior to vaccination (Day 0)]
T-cells expressing at least one of the following cytokines are presented here: interleukin-2 [IL-2], tumor-necrosis factor-alpha [TNF-α] and interferon-gamma [IFN-γ]. Frequency is expressed in cells/million, as assessed by Intracellular Cytokine Assay (ICA).
- Frequency of Cluster of Differentiation 4 (CD4+) CS-specific T-cells [At Month 3]
T-cells expressing at least one of the following cytokines are presented here: interleukin-2 [IL-2], tumor-necrosis factor-alpha [TNF-α] and interferon-gamma [IFN-γ]. Frequency is expressed in cells/million, as assessed by Intracellular Cytokine Assay (ICA).
- Frequency of Cluster of Differentiation 8 (CD8+) CS-specific T-cells [At Month 3]
T-cells expressing at least one of the following cytokines are presented here: interleukin-2 [IL-2], tumor-necrosis factor-alpha [TNF-α] and interferon-gamma [IFN-γ]. Frequency is expressed in cells/million, as assessed by Intracellular Cytokine Assay (ICA).
Eligibility Criteria
Criteria
Inclusion Criteria:
-
A male or female child of between 5 months and 17 months of age at the time of first vaccination.
-
Written or oral, signed or thumb-printed and witnessed informed consent obtained from the parent(s)/guardian(s) of the child..
-
Subjects who the investigator believes that their parents/guardians can and will comply with the requirements of the protocol.
Exclusion Criteria:
-
Acute disease at the time of enrolment.
-
Serious acute or chronic illness determined by clinical or physical examination and laboratory screening tests.
-
Laboratory screening tests for haemoglobin, total white cell count, platelets, ALT and creatinine out of acceptable limits.
-
Planned administration/administration of a vaccine not foreseen by the study within 30 days of the first dose of vaccine(s) with the exception of tetanus toxoid or scheduled diphtheria, pertussis or measles vaccine.
-
Use of any investigational or non-registered drug or vaccine within 30 days preceding the first dose of study vaccine, or planned use during the study period.
-
Administration of immunoglobulins, blood transfusions or other blood products within the three months preceding the first dose of study vaccine or planned administration during the study period.
-
Chronic administration (defined as more than 14 days) of immunosuppressants or other immune-modifying drugs within 6 months prior to the first vaccine dose
-
Previous participation in any other malaria vaccine trial.
-
Simultaneous participation in any other clinical trial.
-
Same sex twin.
-
History of allergic reactions (significant IgE-mediated events) or anaphylaxis to previous immunizations.
-
History of allergic disease or reactions likely to be exacerbated by any component of the vaccine.
-
Any other findings that the investigator feels would increase the risk of having an adverse outcome from participation in the trial.
Contacts and Locations
Locations
Site | City | State | Country | Postal Code | |
---|---|---|---|---|---|
1 | GSK Investigational Site | Kilifi | Kenya | 80108 | |
2 | GSK Investigational Site | Amani, Tanga | Tanzania |
Sponsors and Collaborators
- GlaxoSmithKline
Investigators
- Study Director: GSK Clinical Trials, GlaxoSmithKline
Study Documents (Full-Text)
None provided.More Information
Additional Information:
Publications
- Bejon P, Lusingu J, Olotu A, Leach A, Lievens M, Vekemans J, Mshamu S, Lang T, Gould J, Dubois MC, Demoitié MA, Stallaert JF, Vansadia P, Carter T, Njuguna P, Awuondo KO, Malabeja A, Abdul O, Gesase S, Mturi N, Drakeley CJ, Savarese B, Villafana T, Ballou WR, Cohen J, Riley EM, Lemnge MM, Marsh K, von Seidlein L. Efficacy of RTS,S/AS01E vaccine against malaria in children 5 to 17 months of age. N Engl J Med. 2008 Dec 11;359(24):2521-32. doi: 10.1056/NEJMoa0807381. Epub 2008 Dec 8.
- Lang TA, Gould J, von Seidlein L, Lusingu JP, Mshamu S, Ismael S, Liheluka E, Kamuya D, Mwachiro D, Olotu A, Njuguna P, Bejon P, Marsh V, Molyneux C. Approaching the community about screening children for a multicentre malaria vaccine trial. Int Health. 2012 Mar;4(1):47-54. doi: 10.1016/j.inhe.2011.10.003.
- Lusingu J, Olotu A, Leach A, Lievens M, Vekemans J, Olivier A, Benns S, Olomi R, Msham S, Lang T, Gould J, Hallez K, Guerra Y, Njuguna P, Awuondo KO, Malabeja A, Abdul O, Gesase S, Dekker D, Malle L, Ismael S, Mturi N, Drakeley CJ, Savarese B, Villafana T, Ballou WR, Cohen J, Riley EM, Lemnge MM, Marsh K, Bejon P, von Seidlein L. Safety of the malaria vaccine candidate, RTS,S/AS01E in 5 to 17 month old Kenyan and Tanzanian Children. PLoS One. 2010 Nov 29;5(11):e14090. doi: 10.1371/journal.pone.0014090. Erratum in: PLoS One. 2010; 5(12) doi: 10.1371/annotation/3b62fdef-4cdd-40cc-b69d-69afd2000c4f. PLoS One. 2010;5(12) doi: 10.1371/annotation/0543a689-83a6-4528-92a1-a0f978b47fcb.
- Olotu A, Lusingu J, Leach A, Lievens M, Vekemans J, Msham S, Lang T, Gould J, Dubois MC, Jongert E, Vansadia P, Carter T, Njuguna P, Awuondo KO, Malabeja A, Abdul O, Gesase S, Mturi N, Drakeley CJ, Savarese B, Villafana T, Lapierre D, Ballou WR, Cohen J, Lemnge MM, Peshu N, Marsh K, Riley EM, von Seidlein L, Bejon P. Efficacy of RTS,S/AS01E malaria vaccine and exploratory analysis on anti-circumsporozoite antibody titres and protection in children aged 5-17 months in Kenya and Tanzania: a randomised controlled trial. Lancet Infect Dis. 2011 Feb;11(2):102-9. doi: 10.1016/S1473-3099(10)70262-0. Epub 2011 Jan 13. Erratum in: Lancet Infect Dis. 2011 Mar;11(3):159.
- 106464
Study Results
Participant Flow
Recruitment Details | |
---|---|
Pre-assignment Detail |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Period Title: Month 8 (Cross-sectional Visit) | ||
STARTED | 447 | 447 |
COMPLETED | 398 | 407 |
NOT COMPLETED | 49 | 40 |
Period Title: Month 8 (Cross-sectional Visit) | ||
STARTED | 447 | 447 |
COMPLETED | 390 | 391 |
NOT COMPLETED | 57 | 56 |
Baseline Characteristics
Arm/Group Title | GSK257049 Group | Rabipur Group | Total |
---|---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Total of all reporting groups |
Overall Participants | 447 | 447 | 894 |
Age (Months) [Mean (Standard Deviation) ] | |||
Mean (Standard Deviation) [Months] |
11.4
(3.6)
|
11.4
(3.4)
|
11.4
(3.5)
|
Sex: Female, Male (Count of Participants) | |||
Female |
229
51.2%
|
222
49.7%
|
451
50.4%
|
Male |
218
48.8%
|
225
50.3%
|
443
49.6%
|
Race and Ethnicity Not Collected (Count of Participants) | |||
Count of Participants [Participants] |
0
0%
|
Outcome Measures
Title | Frequency of First Case of Malaria Meeting the Primary Case Definition |
---|---|
Description | The first case of malaria meeting the primary case definition was defined as the first or only episodes with the presence of Plasmodium falciparum asexual parasitemia above (>) 2500 per microliter (μL) and the presence of fever greater than or equal to (≥) 37.5°C by active case detection (ACD) or passive case detection (PCD). Number of first case of malaria were assessed through estimate of vaccine efficacy (VE) adjusted or unadjusted for covariates, and are expressed in PYAR= number of episodes/Person Years at Risk. |
Time Frame | Assessed over average of 7.8 months post Dose 3 (range 4.3 to 10.3 months) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for efficacy, which included all evaluable for whom data concerning efficacy outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 415 | 420 |
With estimate of VE adjusted for covariates |
244.77
|
238.51
|
With estimate of VE unadjusted for covariates |
249.23
|
242.06
|
Statistical Analysis 1
Statistical Analysis Overview | Comparison Group Selection | GSK257049 Group, Rabipur Group |
---|---|---|
Comments | Vaccine efficacy against P. falciparum | |
Type of Statistical Test | Other | |
Comments | ||
Statistical Test of Hypothesis | p-Value | <0.001 |
Comments | ||
Method | Regression, Cox | |
Comments | ||
Method of Estimation | Estimation Parameter | Vaccine Efficacy |
Estimated Value | 52.9 | |
Confidence Interval |
(2-Sided) 95% 28.1 to 69.1 |
|
Parameter Dispersion |
Type: Value: |
|
Estimation Comments | Point estimate of VE was adjusted for site, age, bednet use, area and distance from health center. |
Statistical Analysis 2
Statistical Analysis Overview | Comparison Group Selection | GSK257049 Group, Rabipur Group |
---|---|---|
Comments | Vaccine efficacy against P. falciparum | |
Type of Statistical Test | Other | |
Comments | ||
Statistical Test of Hypothesis | p-Value | <0.001 |
Comments | ||
Method | Regression, Cox | |
Comments | ||
Method of Estimation | Estimation Parameter | Vaccine Efficacy |
Estimated Value | 55.0 | |
Confidence Interval |
(2-Sided) 95% 31.4 to 70.4 |
|
Parameter Dispersion |
Type: Value: |
|
Estimation Comments | Point estimate of VE was not adjusted for site, age, bednet use, area or distance from health center. |
Title | Frequency of First Case Malaria Meeting the Secondary Case Definition |
---|---|
Description | The first case of malaria meeting the secondary case definition was defined as the first or only episodes with the presence of P.falciparum asexual parasitemia > 0 per μL and the presence of fever ≥ 37.5°C by active case detection (ACD) or passive case detection (PCD). Number of first case of malaria were assessed through estimate of vaccine efficacy (VE) adjusted or unadjusted for covariates, and are expressed in PYAR= number of episodes/Person Years at Risk. |
Time Frame | Assessed over average of 7.8 months post Dose 3 (range 4.3 to 10.3 months) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for efficacy, which included all evaluable for whom data concerning efficacy outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 415 | 420 |
With estimate of VE adjusted for covariates |
244.72
|
237.21
|
With estimate of VE unadjusted for covariates |
249.17
|
240.76
|
Statistical Analysis 1
Statistical Analysis Overview | Comparison Group Selection | GSK257049 Group, Rabipur Group |
---|---|---|
Comments | Vaccine efficacy against P. falciparum. | |
Type of Statistical Test | Other | |
Comments | ||
Statistical Test of Hypothesis | p-Value | <0.001 |
Comments | ||
Method | Regression, Cox | |
Comments | ||
Method of Estimation | Estimation Parameter | Vaccine efficacy |
Estimated Value | 54.6 | |
Confidence Interval |
(2-Sided) 95% 31.2 to 70.0 |
|
Parameter Dispersion |
Type: Value: |
|
Estimation Comments | Point estimate of VE was adjusted for site, age, bednet use, area and distance from health center. |
Statistical Analysis 2
Statistical Analysis Overview | Comparison Group Selection | GSK257049 Group, Rabipur Group |
---|---|---|
Comments | Vaccine efficacy against P. falciparum. | |
Type of Statistical Test | Other | |
Comments | ||
Statistical Test of Hypothesis | p-Value | <0.001 |
Comments | ||
Method | Regression, Cox | |
Comments | ||
Method of Estimation | Estimation Parameter | Vaccine efficacy |
Estimated Value | 56.5 | |
Confidence Interval |
(2-Sided) 95% 34.2 to 71.2 |
|
Parameter Dispersion |
Type: Value: |
|
Estimation Comments | Point estimate of VE was not adjusted for site, age, bednet use, area or distance from health center. |
Title | Multiple Events of Malaria Meeting the Primary Case Definition |
---|---|
Description | Multiple episodes of malaria meeting the primary case definition was defined as episodes with the presence of P.falciparum asexual parasitemia > 25000 per μL and the presence of fever ≥ 37.5°C by active case detection (ACD) or passive case detection (PCD). Number of primary case of malaria were assessed through estimate of vaccine efficacy (VE) adjusted or unadjusted for covariates, and are expressed in PYAR= number of episodes/Person Years at Risk. |
Time Frame | Assessed over average of 7.8 months post Dose 3 (range 4.3 to 10.3 months) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for efficacy, which included all evaluable for whom data concerning efficacy outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 415 | 420 |
With estimate of VE adjusted for covariates |
253.69
|
255.36
|
With estimate of VE unadjusted for covariates |
258.15
|
259.61
|
Statistical Analysis 1
Statistical Analysis Overview | Comparison Group Selection | GSK257049 Group, Rabipur Group |
---|---|---|
Comments | Vaccine efficacy against P. falciparum. | |
Type of Statistical Test | Other | |
Comments | ||
Statistical Test of Hypothesis | p-Value | 0.0003 |
Comments | ||
Method | Regression, Cox | |
Comments | ||
Method of Estimation | Estimation Parameter | Vaccine efficacy |
Estimated Value | 55.8 | |
Confidence Interval |
(2-Sided) 95% 31.0 to 71.7 |
|
Parameter Dispersion |
Type: Value: |
|
Estimation Comments | Point estimate of VE was adjusted for site, age, bednet use, area and distance from health center. |
Statistical Analysis 2
Statistical Analysis Overview | Comparison Group Selection | GSK257049 Group, Rabipur Group |
---|---|---|
Comments | Vaccine efficacy against P. falciparum. | |
Type of Statistical Test | Other | |
Comments | ||
Statistical Test of Hypothesis | p-Value | <0.001 |
Comments | ||
Method | Regression, Cox | |
Comments | ||
Method of Estimation | Estimation Parameter | Vaccine efficacy |
Estimated Value | 57.9 | |
Confidence Interval |
(2-Sided) 95% 34.3 to 73.0 |
|
Parameter Dispersion |
Type: Value: |
|
Estimation Comments | Point estimate of VE was not adjusted for site, age, bednet use, area and distance from health center. |
Title | Multiple Events of Malaria Meeting the Secondary Case Definition |
---|---|
Description | Multiple episodes of malaria meeting the secondary case definition was defined as episodes with the presence of P.falciparum asexual parasitemia > 0 per μL and the presence of fever ≥ 37.5°C by active case detection (ACD) or passive case detection (PCD). Number of secondary case of malaria were assessed through estimate of vaccine efficacy (VE) adjusted or unadjusted for covariates, and are expressed in PYAR= number of episodes/Person Years at Risk. |
Time Frame | Assessed over average of 7.8 months post Dose 3 (range 4.3 to 10.3 months) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for efficacy, which included all evaluable for whom data concerning efficacy outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 415 | 420 |
With estimate of VE adjusted for covariates |
253.62
|
255.06
|
With estimate of VE unadjusted for covariates |
258.07
|
259.31
|
Statistical Analysis 1
Statistical Analysis Overview | Comparison Group Selection | GSK257049 Group, Rabipur Group |
---|---|---|
Comments | Vaccine efficacy against P. falciparum. | |
Type of Statistical Test | Other | |
Comments | ||
Statistical Test of Hypothesis | p-Value | <0.001 |
Comments | ||
Method | Regression, Cox | |
Comments | ||
Method of Estimation | Estimation Parameter | Vaccine efficacy |
Estimated Value | 58.0 | |
Confidence Interval |
(2-Sided) 95% 34.8 to 73.0 |
|
Parameter Dispersion |
Type: Value: |
|
Estimation Comments | Point estimate of VE was adjusted for site, age, bednet use, area and distance from health center. |
Statistical Analysis 2
Statistical Analysis Overview | Comparison Group Selection | GSK257049 Group, Rabipur Group |
---|---|---|
Comments | Vaccine efficacy against P. falciparum. | |
Type of Statistical Test | Other | |
Comments | ||
Statistical Test of Hypothesis | p-Value | <0.001 |
Comments | ||
Method | Regression, Cox | |
Comments | ||
Method of Estimation | Estimation Parameter | Vaccine efficacy |
Estimated Value | 59.5 | |
Confidence Interval |
(2-Sided) 95% 37.1 to 73.9 |
|
Parameter Dispersion |
Type: Value: |
|
Estimation Comments | Point estimate of VE was not adjusted for site, age, bednet use, area and distance from health center. |
Title | Number of Subjects Positive for P. Falciparum Parasitaemia |
---|---|
Description | |
Time Frame | At the Cross-Sectional Visit that took place for each participant at on average 7.8 months post Dose 3 (range 4.3 to 10.3 months) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for efficacy, which included all evaluable for whom data concerning efficacy outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 380 | 390 |
Count of Participants [Participants] |
7
1.6%
|
11
2.5%
|
Title | Geometric Mean Density of Asexual P. Falciparum Parasite |
---|---|
Description | Estimates of asexual P. falciparum parasite density were made at the investigator's sites according to laboratory standard operating procedures. Parasite density was presented as a geometric mean (GMean), expressed in parasite per microliters (μL). |
Time Frame | At the Cross-Sectional Visit that took place for each participant at on average 7.8 months post Dose 3 (range 4.3 to 10.3 months) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for efficacy, which included all evaluable for whom data concerning efficacy outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 380 | 390 |
Geometric Mean (95% Confidence Interval) [parasites/μL] |
1020
|
3486
|
Title | Haemoglobin Values at Cross-Sectional Visit |
---|---|
Description | Haemoglobin values are expressed in grams per deciliter (g/dL). |
Time Frame | At the Cross-Sectional Visit that took place for each participant at on average 7.8 months post Dose 3 (range 4.3 to 10.3 months) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for efficacy, which included all evaluable for whom data concerning efficacy outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 379 | 388 |
Mean (Standard Deviation) [g/dL] |
10.32
(1.01)
|
10.37
(1.03)
|
Title | Number of Subjects With Any and Grade 3 Solicited Local Symptoms |
---|---|
Description | Assessed solicited local symptoms were pain and swelling. Any = occurrence of the symptom regardless of intensity grade. Grade 3 pain = pain that prevented normal activity. Grade 3 swelling = swelling spreading beyond 20 millimeters (mm) of injection site. |
Time Frame | During the 7-day (Days 0-6) post-vaccination period following each dose and across doses |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the Total Vaccinated cohort, which included all vaccinated subjects for whom data were available and who had their symptom sheets filled in. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 447 | 447 |
Any Pain, Dose 1 |
51
11.4%
|
39
8.7%
|
Grade 3 Pain, Dose 1 |
0
0%
|
0
0%
|
Swelling Pain, Dose 1 |
20
4.5%
|
12
2.7%
|
Swelling 3 Pain, Dose 1 |
0
0%
|
0
0%
|
Any Pain, Dose 2 |
45
10.1%
|
38
8.5%
|
Grade 3 Pain, Dose 2 |
0
0%
|
0
0%
|
Swelling Pain, Dose 2 |
6
1.3%
|
3
0.7%
|
Swelling 3 Pain, Dose 2 |
1
0.2%
|
0
0%
|
Any Pain, Dose 3 |
76
17%
|
80
17.9%
|
Grade 3 Pain, Dose 3 |
0
0%
|
0
0%
|
Swelling Pain, Dose 3 |
8
1.8%
|
1
0.2%
|
Swelling 3 Pain, Dose 3 |
2
0.4%
|
0
0%
|
Any Pain, Across doses |
143
32%
|
130
29.1%
|
Grade 3 Pain, Across doses |
0
0%
|
0
0%
|
Swelling Pain, Across doses |
30
6.7%
|
13
2.9%
|
Swelling 3 Pain, Across doses |
3
0.7%
|
0
0%
|
Title | Number of Subjects With Any, Grade 3 and Related Solicited General Symptoms |
---|---|
Description | Assessed solicited general symptoms were drowsiness, fever [defined as axillary temperature equal to or above (≥) 37.5 degrees Celsius (°C)], irritability and loss of appetite. Any = occurrence of the symptom regardless of intensity grade. Grade 3 symptom = symptom that prevented normal activity. Grade 3 fever = fever higher than (>) 39.0 °C. Related = symptom assessed by the investigator as related to the vaccination. |
Time Frame | During the 7-day (Days 0-6) post-vaccination period following each dose and across doses |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the Total Vaccinated cohort, which included all vaccinated subjects for whom data were available and who had their symptom sheets filled in. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 447 | 447 |
Any Drowsiness, Dose 1 |
44
9.8%
|
28
6.3%
|
Grade 3 Drowsiness, Dose 1 |
0
0%
|
0
0%
|
Related Drowsiness, Dose 1 |
32
7.2%
|
27
6%
|
Any Fever, Dose 1 |
55
12.3%
|
138
30.9%
|
Grade 3 Fever, Dose 1 |
1
0.2%
|
2
0.4%
|
Related Fever, Dose 1 |
49
11%
|
133
29.8%
|
Any Irritability, Dose 1 |
26
5.8%
|
12
2.7%
|
Grade 3 Irritability, Dose 1 |
0
0%
|
0
0%
|
Related Irritability, Dose 1 |
17
3.8%
|
8
1.8%
|
Any Loss of appetite, Dose 1 |
34
7.6%
|
28
6.3%
|
Grade 3 Loss of appetite, Dose 1 |
0
0%
|
1
0.2%
|
Related Loss of appetite, Dose 1 |
14
3.1%
|
9
2%
|
Any Drowsiness, Dose 2 |
22
4.9%
|
25
5.6%
|
Grade 3 Drowsiness, Dose 2 |
0
0%
|
1
0.2%
|
Related Drowsiness, Dose 2 |
22
4.9%
|
23
5.1%
|
Any Fever, Dose 2 |
56
12.5%
|
159
35.6%
|
Grade 3 Fever, Dose 2 |
3
0.7%
|
8
1.8%
|
Related Fever, Dose 2 |
51
11.4%
|
156
34.9%
|
Any Irritability, Dose 2 |
16
3.6%
|
7
1.6%
|
Grade 3 Irritability, Dose 2 |
0
0%
|
0
0%
|
Related Irritability, Dose 2 |
14
3.1%
|
7
1.6%
|
Any Loss of appetite, Dose 2 |
24
5.4%
|
13
2.9%
|
Grade 3 Loss of appetite, Dose 2 |
0
0%
|
1
0.2%
|
Related Loss of appetite, Dose 2 |
12
2.7%
|
7
1.6%
|
Any Drowsiness, Dose 3 |
15
3.4%
|
11
2.5%
|
Grade 3 Drowsiness, Dose 3 |
0
0%
|
0
0%
|
Related Drowsiness, Dose 3 |
15
3.4%
|
10
2.2%
|
Any Fever, Dose 3 |
38
8.5%
|
112
25.1%
|
Grade 3 Fever, Dose 3 |
1
0.2%
|
2
0.4%
|
Related Fever, Dose 3 |
32
7.2%
|
107
23.9%
|
Any Irritability, Dose 3 |
17
3.8%
|
2
0.4%
|
Grade 3 Irritability, Dose 3 |
0
0%
|
0
0%
|
Related Irritability, Dose 3 |
13
2.9%
|
1
0.2%
|
Any Loss of appetite, Dose 3 |
6
1.3%
|
2
0.4%
|
Grade 3 Loss of appetite, Dose 3 |
0
0%
|
0
0%
|
Related Loss of appetite, Dose 3 |
3
0.7%
|
0
0%
|
Any Drowsiness, Across Doses |
66
14.8%
|
59
13.2%
|
Grade 3 Drowsiness, Across Doses |
0
0%
|
1
0.2%
|
Related Drowsiness, Across Doses |
55
12.3%
|
56
12.5%
|
Any Fever, Across Doses |
125
28%
|
268
60%
|
Grade 3 Fever, Across Doses |
5
1.1%
|
12
2.7%
|
Related Fever, Across Doses |
111
24.8%
|
262
58.6%
|
Any Irritability, Across Doses |
45
10.1%
|
19
4.3%
|
Grade 3 Irritability, Across Doses |
0
0%
|
0
0%
|
Related Irritability, Across Doses |
33
7.4%
|
14
3.1%
|
Any Loss of appetite, Across Doses |
54
12.1%
|
40
8.9%
|
Grade 3 Loss of appetite, Across Doses |
0
0%
|
2
0.4%
|
Related Loss of appetite, Across Doses |
28
6.3%
|
14
3.1%
|
Title | Number of Subjects With Any Unsolicited Adverse Events (AEs) |
---|---|
Description | An unsolicited AE covers any untoward medical occurrence in a clinical investigation subject temporally associated with the use of a medicinal product, whether or not considered related to the medicinal product and reported in addition to those solicited during the clinical study and any solicited symptom with onset outside the specified period of follow-up for solicited symptoms. Any was defined as the occurrence of any unsolicited AE regardless of intensity grade or relation to vaccination. |
Time Frame | Within the 30-day (Days 0-29) post-vaccination follow-up period |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the Total Vaccinated cohort, which included all vaccinated subjects for whom data were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 447 | 447 |
Count of Participants [Participants] |
349
78.1%
|
332
74.3%
|
Title | Number of Subjects With Serious Adverse Events (SAEs) |
---|---|
Description | Serious adverse events (SAEs) assessed include medical occurrences that result in death, are life threatening, require hospitalization or prolongation of hospitalization or result in disability/incapacity. |
Time Frame | Throughout the study period (Day 0 - Month 14) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the Total Vaccinated cohort, which included all vaccinated subjects for whom data were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 447 | 447 |
Count of Participants [Participants] |
51
11.4%
|
88
19.7%
|
Title | Number of Subjects With Hemoglobin Values Outside Normal Ranges With Toxicity Grades |
---|---|
Description | Definitions for toxicity grading for hemoglobin were: Normal Hemoglobin = equal to or above (≥) 8.0 g/dL; Grade 1 Hemoglobin = under (<) 8.0 g/dL and above (>) 6.0 g/dL.; Grade 2 Hemoglobin = under (<) 6.0 g/dL. |
Time Frame | At Day 0, Month 3 and at Cross-sectional Visit (took place between 7 and 13 months post Dose 1, mean: 10 months, standard deviation: 1.29) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the Total Vaccinated cohort, which included all vaccinated subjects for whom data were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 447 | 447 |
Normal |
445
99.6%
|
446
99.8%
|
Grade 1 |
1
0.2%
|
1
0.2%
|
Grade 2 |
1
0.2%
|
0
0%
|
Missing |
0
0%
|
0
0%
|
Normal |
410
91.7%
|
413
92.4%
|
Grade 1 |
7
1.6%
|
10
2.2%
|
Grade 2 |
0
0%
|
0
0%
|
Missing |
30
6.7%
|
24
5.4%
|
Normal |
391
87.5%
|
397
88.8%
|
Grade 1 |
6
1.3%
|
8
1.8%
|
Grade 2 |
0
0%
|
0
0%
|
Missing |
50
11.2%
|
42
9.4%
|
Title | Number of Subjects With White Blood Cell (WBC) Values Outside Normal Ranges With Toxicity Grades |
---|---|
Description | Definitions for toxicity grading for WBC were: Normal WBC = ≥ 4.0 x 10^3 cells per microliters (cells/μL) or < 17 x 10^3 cells /μL; Grade 1 WBC = 2.5 to 4.0 x 10^3 cells/μL. |
Time Frame | At Day 0, Month 3 and at Cross-sectional Visit (took place between 7 and 13 months post Dose 1, mean: 10 months, standard deviation: 1.29) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the Total Vaccinated cohort, which included all vaccinated subjects for whom data were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 447 | 447 |
Normal |
447
100%
|
447
100%
|
Grade 1 |
0
0%
|
0
0%
|
Missing |
0
0%
|
0
0%
|
Normal |
416
93.1%
|
422
94.4%
|
Grade 1 |
0
0%
|
1
0.2%
|
Missing |
31
6.9%
|
24
5.4%
|
Normal |
395
88.4%
|
405
90.6%
|
Grade 1 |
0
0%
|
0
0%
|
Missing |
52
11.6%
|
42
9.4%
|
Title | Number of Subjects With Platelet Values Outside Normal Ranges With Toxicity Grades |
---|---|
Description | Definitions for toxicity grading for platelets were: Normal Platelets = ≥ 75 x 10^3 cells/μL; Grade 1 Platelets = 50 to 74 x 10^3 /μL; Grade 2 Platelets = 25 to 49 x 10^3 /μL; Grade 3 Platelets = < 25 x 10^3 /μL. |
Time Frame | At Day 0, Month 3 and at Cross-sectional Visit (took place between 7 and 13 months post Dose 1, mean: 10 months, standard deviation: 1.29) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the Total Vaccinated cohort, which included all vaccinated subjects for whom data were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 447 | 447 |
Normal |
445
99.6%
|
447
100%
|
Grade 1 |
1
0.2%
|
0
0%
|
Grade 2 |
0
0%
|
0
0%
|
Grade 3 |
0
0%
|
0
0%
|
Missing |
1
0.2%
|
0
0%
|
Normal |
414
92.6%
|
417
93.3%
|
Grade 1 |
1
0.2%
|
0
0%
|
Grade 2 |
2
0.4%
|
4
0.9%
|
Grade 3 |
0
0%
|
1
0.2%
|
Missing |
30
6.7%
|
25
5.6%
|
Normal |
386
86.4%
|
396
88.6%
|
Grade 1 |
4
0.9%
|
1
0.2%
|
Grade 2 |
1
0.2%
|
0
0%
|
Grade 3 |
0
0%
|
0
0%
|
Missing |
56
12.5%
|
50
11.2%
|
Title | Number of Subjects With Alanine Aminotransferase (ALT) Values Outside Normal Ranges With Toxicity Grades |
---|---|
Description | Definition for toxicity grading for ALT were: Normal ALT = ≤ 60 international units per liter (IU/L); Grade 1 ALT = 1.1 to 2.5 x Upper Limit of Normal (ULN); Grade 2 ALT = 2.6 to 5.0 x ULN. |
Time Frame | At Day 0, Month 3 and at Cross-sectional Visit (took place between 7 and 13 months post Dose 1, mean: 10 months, standard deviation: 1.29) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the Total Vaccinated cohort, which included all vaccinated subjects for whom data were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 447 | 447 |
Normal |
446
99.8%
|
447
100%
|
Grade 1 |
1
0.2%
|
0
0%
|
Grade 2 |
0
0%
|
0
0%
|
Missing |
0
0%
|
0
0%
|
Normal |
413
92.4%
|
420
94%
|
Grade 1 |
1
0.2%
|
2
0.4%
|
Grade 2 |
0
0%
|
1
0.2%
|
Missing |
33
7.4%
|
24
5.4%
|
Normal |
393
87.9%
|
397
88.8%
|
Grade 1 |
5
1.1%
|
8
1.8%
|
Grade 2 |
0
0%
|
1
0.2%
|
Missing |
49
11%
|
41
9.2%
|
Title | Number of Subjects With Creatinine Values Outside Normal Ranges With Toxicity Grades |
---|---|
Description | Definition for toxicity grading for creatinine were: Normal Creatinine = ≤ 60 micromols per liter (μmol/L); Grade 1 Creatinine = 1.1 to 1.5 x ULN; Grade 2 Creatinine = 1.6 to 3.0 x ULN. |
Time Frame | At Day 0, Month 3 and at Cross-sectional Visit (took place between 7 and 13 months post Dose 1, mean: 10 months, standard deviation: 1.29) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the Total Vaccinated cohort, which included all vaccinated subjects for whom data were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 447 | 447 |
Normal |
447
100%
|
447
100%
|
Grade 1 |
0
0%
|
0
0%
|
Grade 2 |
0
0%
|
0
0%
|
Missing |
0
0%
|
0
0%
|
Normal |
415
92.8%
|
422
94.4%
|
Grade 1 |
0
0%
|
0
0%
|
Grade 2 |
0
0%
|
0
0%
|
Missing |
32
7.2%
|
25
5.6%
|
Normal |
397
88.8%
|
405
90.6%
|
Grade 1 |
1
0.2%
|
0
0%
|
Grade 2 |
0
0%
|
1
0.2%
|
Missing |
49
11%
|
41
9.2%
|
Title | Concentration of Antibodies Against the P. Falciparum Circumsporozoite (CS) Repeat Domain (Anti-CS) |
---|---|
Description | Concentrations are presented as geometric mean concentrations (GMCs), expressed in enzyme-linked immunosorbent assay (ELISA) units per milliliter (EU/mL). |
Time Frame | At Day 0, Month 3 and at Cross-sectional Visit (took place between 7 and 13 months post Dose 1, mean: 10 months, standard deviation: 1.29) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for immunogenicity, which included all evaluable subjects for whom data concerning immunogenicity outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 411 | 419 |
At Day 0 |
0.3
|
0.3
|
At Month 3 |
539.6
|
0.3
|
At Cross-sectional Visit |
71.9
|
0.3
|
Title | Concentration of Antibodies Against Hepatitis B Surface Antigen (Anti-HBs) |
---|---|
Description | Concentrations are presented as geometric mean concentrations (GMCs), expressed in enzyme-linked immunosorbent assay (ELISA) units per milliliter (EU/mL). |
Time Frame | At Day 0 and at Month 3 |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for immunogenicity, which included all evaluable subjects for whom data concerning immunogenicity outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 410 | 419 |
At Day 0 |
155.4
|
187.4
|
At Month 3 |
46776.3
|
168.0
|
Title | Frequency of Cluster of Differentiation 4 (CD4+) CS-specific T-cells |
---|---|
Description | T-cells expressing at least one of the following cytokines are presented here: interleukin-2 [IL-2], tumor-necrosis factor-alpha [TNF-α] and interferon-gamma [IFN-γ]. Frequency is expressed in cells/million, as assessed by Intracellular Cytokine Assay (ICA). |
Time Frame | Prior to vaccination (Day 0) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for immunogenicity, which included all evaluable subjects for whom data concerning immunogenicity outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 168 | 183 |
CD4-IFN-γ |
15
|
14
|
CD4-IL-2 |
111
|
113
|
CD4-TNF-α |
94
|
92
|
Title | Frequency of Cluster of Differentiation 8 (CD8+) CS-specific T-cells |
---|---|
Description | T-cells expressing at least one of the following cytokines are presented here: interleukin-2 [IL-2], tumor-necrosis factor-alpha [TNF-α] and interferon-gamma [IFN-γ]. Frequency is expressed in cells/million, as assessed by Intracellular Cytokine Assay (ICA). |
Time Frame | Prior to vaccination (Day 0) |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for immunogenicity, which included all evaluable subjects for whom data concerning immunogenicity outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 161 | 165 |
CD8-IFN-γ |
1
|
37
|
CD8-IL-2 |
219
|
222
|
CD8-TNF-α |
100
|
82
|
Title | Frequency of Cluster of Differentiation 4 (CD4+) CS-specific T-cells |
---|---|
Description | T-cells expressing at least one of the following cytokines are presented here: interleukin-2 [IL-2], tumor-necrosis factor-alpha [TNF-α] and interferon-gamma [IFN-γ]. Frequency is expressed in cells/million, as assessed by Intracellular Cytokine Assay (ICA). |
Time Frame | At Month 3 |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for immunogenicity, which included all evaluable subjects for whom data concerning immunogenicity outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 156 | 169 |
CD4-IFN-γ |
33
|
13
|
CD4-IL-2 |
648
|
139
|
CD4-TNF-α |
416
|
172
|
Title | Frequency of Cluster of Differentiation 8 (CD8+) CS-specific T-cells |
---|---|
Description | T-cells expressing at least one of the following cytokines are presented here: interleukin-2 [IL-2], tumor-necrosis factor-alpha [TNF-α] and interferon-gamma [IFN-γ]. Frequency is expressed in cells/million, as assessed by Intracellular Cytokine Assay (ICA). |
Time Frame | At Month 3 |
Outcome Measure Data
Analysis Population Description |
---|
The analyses were performed on the According-To-Protocol (ATP) cohort for immunogenicity, which included all evaluable subjects for whom data concerning immunogenicity outcome measures were available. |
Arm/Group Title | GSK257049 Group | Rabipur Group |
---|---|---|
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. |
Measure Participants | 143 | 156 |
CD8-IFN-γ |
36
|
32
|
CD8-IL-2 |
248
|
219
|
CD8-TNF-α |
201
|
185
|
Adverse Events
Time Frame | Solicited local/general symptoms: during the 7-day post-vaccination period (Days 0-6), Unsolicited AEs: during the 30-day post-vaccination period(Days 0-29), SAEs: during the entire study period (Day 0 - Month 14). | |||
---|---|---|---|---|
Adverse Event Reporting Description | ||||
Arm/Group Title | GSK257049 Group | Rabipur Group | ||
Arm/Group Description | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of GSK257049 vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | Male or female subjects between 5 and 17 months of age at the time of first vaccination received 3 doses of Rabipur vaccine administered intramuscularly in the left deltoid muscle at Days 0, 30 and 60. | ||
All Cause Mortality |
||||
GSK257049 Group | Rabipur Group | |||
Affected / at Risk (%) | # Events | Affected / at Risk (%) | # Events | |
Total | 1/447 (0.2%) | 0/447 (0%) | ||
Serious Adverse Events |
||||
GSK257049 Group | Rabipur Group | |||
Affected / at Risk (%) | # Events | Affected / at Risk (%) | # Events | |
Total | 51/447 (11.4%) | 88/447 (19.7%) | ||
Blood and lymphatic system disorders | ||||
Anaemia | 5/447 (1.1%) | 5 | 11/447 (2.5%) | 12 |
Cardiac disorders | ||||
Mitral valve disease | 1/447 (0.2%) | 1 | 0/447 (0%) | 0 |
Congenital, familial and genetic disorders | ||||
Sickle cell anaemia | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Sickle cell anaemia with crisis | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Ventricular septal defect | 1/447 (0.2%) | 1 | 0/447 (0%) | 0 |
Eye disorders | ||||
Conjunctivitis | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Gastrointestinal disorders | ||||
Rectal prolapse | 0/447 (0%) | 0 | 2/447 (0.4%) | 2 |
General disorders | ||||
Pyrexia | 1/447 (0.2%) | 1 | 0/447 (0%) | 0 |
Infections and infestations | ||||
Abscess | 1/447 (0.2%) | 1 | 0/447 (0%) | 0 |
Acarodermatitis | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Bronchiolitis | 1/447 (0.2%) | 1 | 3/447 (0.7%) | 3 |
Bronchitis | 1/447 (0.2%) | 1 | 1/447 (0.2%) | 1 |
Cellulitis | 1/447 (0.2%) | 1 | 1/447 (0.2%) | 1 |
Cerebral malaria | 0/447 (0%) | 0 | 3/447 (0.7%) | 3 |
Cholera | 1/447 (0.2%) | 1 | 2/447 (0.4%) | 2 |
Dysentery | 2/447 (0.4%) | 2 | 1/447 (0.2%) | 1 |
Escherichia sepsis | 1/447 (0.2%) | 1 | 0/447 (0%) | 0 |
Extrapulmonary tuberculosis | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Gastroenteritis | 10/447 (2.2%) | 10 | 22/447 (4.9%) | 22 |
Impetigo | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Lower respiratory tract infection | 1/447 (0.2%) | 1 | 1/447 (0.2%) | 1 |
Otitis media | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Otitis media acute | 1/447 (0.2%) | 1 | 0/447 (0%) | 0 |
Plasmodium falciparum infection | 8/447 (1.8%) | 8 | 25/447 (5.6%) | 25 |
Pneumococcal sepsis | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Pneumonia | 16/447 (3.6%) | 18 | 26/447 (5.8%) | 28 |
Rhinitis | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Schistosomiasis | 1/447 (0.2%) | 1 | 0/447 (0%) | 0 |
Skin infection | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Streptococcal sepsis | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Subcutaneous abscess | 1/447 (0.2%) | 1 | 1/447 (0.2%) | 1 |
Tinea capitis | 1/447 (0.2%) | 1 | 0/447 (0%) | 0 |
Tonsillitis | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Upper respiratory tract infection | 8/447 (1.8%) | 8 | 4/447 (0.9%) | 5 |
Urinary tract infection | 3/447 (0.7%) | 3 | 0/447 (0%) | 0 |
Varicella | 1/447 (0.2%) | 1 | 0/447 (0%) | 0 |
Injury, poisoning and procedural complications | ||||
Burns first degree | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Drug toxicity | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Femur fracture | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Petroleum distillate poisoning | 0/447 (0%) | 0 | 2/447 (0.4%) | 2 |
Thermal burn | 0/447 (0%) | 0 | 2/447 (0.4%) | 2 |
Metabolism and nutrition disorders | ||||
Kwashiorkor | 0/447 (0%) | 0 | 1/447 (0.2%) | 2 |
Malnutrition | 1/447 (0.2%) | 1 | 2/447 (0.4%) | 2 |
Marasmus | 0/447 (0%) | 0 | 2/447 (0.4%) | 2 |
Neoplasms benign, malignant and unspecified (incl cysts and polyps) | ||||
Malignant mesenchymoma | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Nervous system disorders | ||||
Convulsion | 3/447 (0.7%) | 3 | 2/447 (0.4%) | 2 |
Epilepsy | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Febrile convulsion | 14/447 (3.1%) | 17 | 20/447 (4.5%) | 24 |
Respiratory, thoracic and mediastinal disorders | ||||
Asthma | 2/447 (0.4%) | 2 | 1/447 (0.2%) | 1 |
Bronchial hyperreactivity | 0/447 (0%) | 0 | 2/447 (0.4%) | 2 |
Foreign body aspiration | 1/447 (0.2%) | 1 | 0/447 (0%) | 0 |
Vascular disorders | ||||
Shock | 0/447 (0%) | 0 | 1/447 (0.2%) | 1 |
Other (Not Including Serious) Adverse Events |
||||
GSK257049 Group | Rabipur Group | |||
Affected / at Risk (%) | # Events | Affected / at Risk (%) | # Events | |
Total | 385/447 (86.1%) | 396/447 (88.6%) | ||
General disorders | ||||
Pain | 143/447 (32%) | 172 | 130/447 (29.1%) | 157 |
Pyrexia | 125/447 (28%) | 149 | 268/447 (60%) | 409 |
Swelling | 30/447 (6.7%) | 34 | 14/447 (3.1%) | 17 |
Infections and infestations | ||||
Gastroenteritis | 101/447 (22.6%) | 120 | 81/447 (18.1%) | 90 |
Impetigo | 27/447 (6%) | 28 | 19/447 (4.3%) | 20 |
Lower respiratory tract infection | 27/447 (6%) | 27 | 28/447 (6.3%) | 28 |
Pneumonia | 149/447 (33.3%) | 195 | 141/447 (31.5%) | 188 |
Rhinitis | 27/447 (6%) | 28 | 18/447 (4%) | 20 |
Upper respiratory tract infection | 81/447 (18.1%) | 96 | 56/447 (12.5%) | 59 |
Metabolism and nutrition disorders | ||||
Decreased appetite | 54/447 (12.1%) | 64 | 40/447 (8.9%) | 43 |
Nervous system disorders | ||||
Somnolence | 66/447 (14.8%) | 81 | 59/447 (13.2%) | 64 |
Psychiatric disorders | ||||
Irritability | 45/447 (10.1%) | 59 | 19/447 (4.3%) | 21 |
Limitations/Caveats
More Information
Certain Agreements
Principal Investigators are NOT employed by the organization sponsoring the study.
GSK agreements may vary with individual investigators, but will not prohibit any investigator from publishing. GSK supports the publication of results from all centers of a multi-center trial but requests that reports based on single-site data not precede the primary publication of the entire clinical trial.
Results Point of Contact
Name/Title | GSK Response Center |
---|---|
Organization | GlaxoSmithKline |
Phone | 866-435-7343 |
- 106464