191
Participants
Start Date
September 30, 2013
Primary Completion Date
August 31, 2015
Study Completion Date
February 29, 2016
Financial incentive
Participants in the direct payment and lottery arms will receive financial incentives as part of the intervention. See arm descriptions for more detail.
University of Pennsylvania, Philadelphia
Collaborators (1)
Duke University
OTHER
National Institute on Aging (NIA)
NIH
University of Pennsylvania
OTHER