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COMPLETED
NCT07783724
NA

Evaluating PEARL - a Personalized Exercise Assistant Using Reinforcement Learning (Walkmate Study)

Sponsor: Fitbit LLC

View on ClinicalTrials.gov

Summary

To evaluate the impact of two personalized nudging strategies delivered as pop-up notifications via the Fitbit app on user step count. Specifically, to personalize the following parameters of the pop-up notification system: message content, and timing (hr of the day).

Key Details

Gender

All

Age Range

22 Years - 60 Years

Study Type

INTERVENTIONAL

Enrollment

13463

Start Date

2024-02-26

Completion Date

2024-08-26

Last Updated

2026-08-25

Healthy Volunteers

Yes

Interventions

BEHAVIORAL

Mobile App Push Notification (Random Selection)

Participants use Fitbit devices, with the addition of randomly deployed nudge interventions (random timing and theme).

BEHAVIORAL

Mobile App Push Notification (Behavior Science Heuristics)

Participants use Fitbit devices, with the addition of nudges deployed based on behavior science heuristics.

BEHAVIORAL

Mobile App Push Notification (RL)

Participants use Fitbit devices, with the addition of nudges deployed based on a reinforcement learning algorithm.

Locations (1)

Google Office (Digital Study)

Mountain View, California, United States