Status:
COMPLETED
The JustWalk JITAI Study: A System Identification Experiment to Understand Just-in-Time States of Physical Activity
Lead Sponsor:
University of California, San Diego
Collaborating Sponsors:
National Library of Medicine (NLM)
Conditions:
Physical Inactivity
Health Behavior
Eligibility:
All Genders
21+ years
Phase:
NA
Brief Summary
The goal of this system identification experiment is to estimate and validate dynamical computational models that can be used in a future a multi-timescale model-predictive controller. System identifi...
Detailed Description
N=50 English-speaking adults aged 21+ who are physically inactive (self-reported engagement in less than 60 minutes/week of moderate-intensity activity) and own a smartphone (iPhone or Android) will b...
Eligibility Criteria
Inclusion
- inactive: engaging in less than 60 min/week of self-reported moderate intensity physical activity
- adults: aged 21 or older
- own a smartphone that can run HeartSteps (iOS or Android)
Exclusion
- not proficient in English, or
- indicate medical problems that preclude physical activity as defined using physical activity readiness questionnaire (PAR-Q)
Key Trial Info
Start Date :
April 11 2022
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
May 15 2023
Estimated Enrollment :
50 Patients enrolled
Trial Details
Trial ID
NCT05273437
Start Date
April 11 2022
End Date
May 15 2023
Last Update
November 19 2024
Active Locations (1)
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1
University of California San Diego
San Diego, California, United States, 92093