30
Participants
Start Date
March 3, 2019
Primary Completion Date
December 31, 2020
Study Completion Date
February 5, 2021
Streak incentive
Participants will receive prompts 3 times a day for 21 days prompting them to complete surveys. They will start with a $0 balance and will earn a fixed amount for each response.
Loss-based incentive
Participants will receive prompts 3 times a day for 21 days prompting them to complete surveys. They will start with the maximum balance and will lose a fixed amount for each response they do not complete.
Flat-fee control status quo condition
Participants will receive prompts 3 times a day for 21 days prompting them to complete surveys. They will receive the maximum compensation at the end of the study.
Flat-Fitbit control status quo condition
Participants will receive prompts 3 times a day for 21 days prompting them to complete surveys. They will keep the Fitbit at the end of the study.
Children's Hospital of Philadelphia, Philadelphia
The University of Pennsylvania, Philadelphia
University of Pennsylvania
OTHER
Children's Hospital of Philadelphia
OTHER