Early Phase 1
N=81
Testing Self-Control as a Behavior Change Mechanism to Increase Physical Activity
Sedentary Lifestyle · Self-control
Bottom Line
View on ClinicalTrials.gov: NCT04522141 ↗Enrolled (actual)
81
Serious AEs
0.0%
Results posted
Oct 2022
Primary outcome: Primary: Objective Physical Activity — 6184.45; 6671.81; 6647.71; 6932.25 Average Daily Steps — p=0.038
Study Design & Population
- Study type
- Interventional
- Phase
- Early Phase 1
- Interventions
- Self-control intervention (Behavioral); Control condition (Behavioral)
- Age
- Adult, Older Adult · 35+ yrs
- Sex
- All
- Sponsor
- Brandeis University
- Primary completion
- Aug 2021
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Objective Physical Activity |
6184.45; 6671.81; 6647.71; 6932.25; 6426.23; 6722.13 | 0.038 sig |
| PRIMARY Self-Reported Physical Activity |
1598.95; 2460.11; 3268.70; 3122.72; 3891.36; 2778.18 | 0.003 sig |
| PRIMARY Self-Control |
3.32; 3.42; 3.54; 3.62; 3.63; 3.63 | < .001 sig |
| PRIMARY Weekly Self-Control |
5.81; 6.28; 6.07; 6.14; 6.11; 6.52 | < .001 sig |
| SECONDARY Big Five Personality Traits |
3.41; 3.34; 3.49; 3.43; 3.44; 3.35 | > .05 |
| SECONDARY Exercise Self-efficacy |
2.43; 2.48; 2.33; 2.15; 2.26; 2.14 | 0.031 sig |
| SECONDARY Satisfaction With Life |
4.55; 4.00; 4.64; 4.24; 4.75; 4.08 | 0.016 sig |
| SECONDARY Sense of Control |
5.64; 5.75; 5.59; 5.66; 5.75; 5.41 | > .05 |
| SECONDARY Stop & Go Switch Task |
27.32; 24.72; 24.08; 25.14; 26.46; 25.44 | 0.389 |
| SECONDARY Backward Digit Span Test |
5.17; 4.63; 4.30; 4.17; 4.11; 3.11 | 0.005 sig |
| SECONDARY Immediate Word List Recall Task |
7.57; 5.84; 6.84; 6.69; 7.42; 7.41 | 0.206 |
Summary
The goal of this study is to test self-control as a behavior change mechanism for physical activity and to investigate whether a smartphone-based self-control intervention can increase physical activity among sedentary middle-aged adults.
Eligibility Criteria
Inclusion Criteria
- between 35-65 years of age
- fluent in English
- fit enough to walk for at least 20 min at a time
- owns a smartphone
Exclusion Criteria
- experienced a fall or heart problem/condition in the last 6 months
- is currently participating in an exercise program to increase physical activity
- is already physically active (physically active = exercise regularly 3 times per week, or more for at least 30min)
- was advised by a doctor to not walk due to health conditions
Data sourced from ClinicalTrials.gov (NCT04522141). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.