Impact of Intensive Exercise Training on Coronary Collateral Circulation in Patients With Stable CAD
Study Details
Study Description
Brief Summary
Exercise training in patients with coronary artery disease is able to correct several risk factors. Furthermore endothelial function can be improved.
There are some hinds for improved collateral circulation after exercise training, nevertheless there is no study showing significant improvement/ increase in coronary collaterals. This might be due to technique of collateral measurement. Therefore we conduct a study were coronary blod flow before and after 4 weeks of exercise training were measured.
Condition or Disease | Intervention/Treatment | Phase |
---|---|---|
|
N/A |
Study Design
Arms and Interventions
Arm | Intervention/Treatment |
---|---|
No Intervention: control standard care of coronary artery diseases incl. recommended home based exercise 3x/week |
|
Active Comparator: Exercise training exercise training for 4 weeks at 70% of ischemia free individual threshold within a rehabilitation care center |
Behavioral: exercise training
exercise training min. 4 times a day for at least 30 min
|
Active Comparator: intensive exercise training intensive exercise training incl. interval training |
Behavioral: Intensive exercise training
Intensive exercise training for 4 times / day incl. interval training at 95% individual threshold
|
Outcome Measures
Primary Outcome Measures
- coronary collateral blod flow [4 weeks]
Secondary Outcome Measures
- plaque composition within the coronary artery [4 weeks]
plaque composition measured by virtual histology intravascular ultrasound
- MACCE [4 week, 6 months, 12 months]
major cardiovascular events (death, myocardial infarction, stroke, TIA, coronary revascularisation, hospitalisation)
- atherosclerosis parameter within the laboratory [4 weeks, 3, 6, 12 months]
e.g. wie hs-CRP, HDL, LDL, ges. Cholesterin, Triglyceride, Zytokine, Adipokine, Endocannaboide
Eligibility Criteria
Criteria
Inclusion Criteria:
-
stable CAD
-
min.1 coronary artery stenosis >50%
-
patient is symptomatic ( CCS 1-3)or has documented myocardial ischemia during stress test
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angina threshold >75 Watt
-
informed consent
Exclusion Criteria:
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Age <18 oder >75
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akut coronary syndrome within 2 weeks
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LV-EF < 40 %
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significant valve diseases
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reduced patient compliance
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muscular disorder
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bronchial asthma or COLD stadium III and IV
Contacts and Locations
Locations
Site | City | State | Country | Postal Code | |
---|---|---|---|---|---|
1 | Heart Center Leipzig- University Leipzig | Leipzig | Germany | 04289 |
Sponsors and Collaborators
- University of Leipzig
Investigators
- Principal Investigator: Sven Möbius-Winkler, MD, Heart Center Leipzig- University Leipzig
Study Documents (Full-Text)
None provided.More Information
Publications
None provided.- SMW 04