A Test of Different Degrees of Cost Sharing on Program Uptake and Attendance

• Sponsor: University of Pennsylvania (Other)
• Overall Status: Completed
• CT.gov ID: NCT01756066
• Collaborator: Harvard University (Other), Duke University (Other)
• Enrollment: 1,239
• Locations: 2
• Arms: 4
• Duration (Months): 22
• Patients Per Site: 619.5
• Patients Per Site Per Month: 28.2

Study Details

Study Description

Brief Summary

To test the uptake of four different cost sharing discounts for enrolling in the Weight Watchers weight loss program as well as outcomes (program attendance and weight loss) over 12 months.

Condition or Disease	Intervention/Treatment	Phase
Obesity	Behavioral: Different levels of cost sharing	N/A

Study Design

• Study Type: Interventional
• Actual Enrollment: 1239 participants
• Allocation: Randomized
• Intervention Model: Parallel Assignment
• Masking: None (Open Label)
• Primary Purpose: Prevention
• Official Title: A Test of Different Degrees of Cost Sharing on Program Uptake and Attendance
• Study Start Date: Jan 1, 2013
• Actual Primary Completion Date: Jul 1, 2014
• Actual Study Completion Date: Nov 1, 2014

Arms and Interventions

Arm	Intervention/Treatment
Active Comparator: A Participant has 50% subsidy, i.e. gets a 50% discount off regular price of the program	Behavioral: Different levels of cost sharing
Experimental: B Participant has 100% subsidy, i.e. program attendance is free	Behavioral: Different levels of cost sharing
Experimental: C Participant has 80% subsidy; i.e. gets 80% discount off regular price of the program	Behavioral: Different levels of cost sharing
Experimental: D Participant has 50% subsidy up front (i.e. pays 50%), with possibility for 100% subsidy based on attaining monthly participation goals	Behavioral: Different levels of cost sharing

Outcome Measures

Primary Outcome Measures

1. Uptake [12 months]

   the percent of patients who sign up for the program, by arm

Secondary Outcome Measures

1. Efficacy [12 months]

   Program attendance and weight loss among participants who sign up for the program

Eligibility Criteria

Criteria

• Ages Eligible for Study: 18 Years to 80 Years
• Sexes Eligible for Study: All
• Accepts Healthy Volunteers: No

Inclusion Criteria:

1. Must be employee of Vanguard Health Systems over the age of 18

2. Must have a BMI of 21 or greater

Exclusion Criteria:

1. Must not be under the age of 18

2. Must not have a BMI lower than 21

Contacts and Locations

Locations

	Site	City	State	Country	Postal Code
1	Ingersoll Rand	Davidson	North Carolina	United States	28036
2	Vanguard Health Systems	Nashville	Tennessee	United States	37215

Sponsors and Collaborators

• University of Pennsylvania
• Harvard University
• Duke University

Investigators

• Principal Investigator: Kevin Volpp, MD, PhD, University of Pennsylvania

Study Documents (Full-Text)

None provided.

More Information

Publications

None provided.

• Responsible Party: University of Pennsylvania
• ClinicalTrials.gov Identifier: NCT01756066
• Other Study ID Numbers: 816444
• First Posted: Dec 24, 2012
• Last Update Posted: Dec 21, 2015
• Last Verified: Dec 1, 2015

• Keywords provided by University of Pennsylvania: Obesity; Weight loss program; incentives
• Additional relevant MeSH terms: Obesity

Study Results

No Results Posted as of Dec 21, 2015