1. Control group
Conditions
Interventions
Participants were randomly assigned to one of four conditions:
1. Control group
2. Forming single implementation intentions for walking
3. Forming implementation intentions for self-selected activities
4. Forming repeated implementation intentions for self-selected activities.
At the end of the pretest questionnaire, all participants were asked to increase their physical activity with at least two
2. what day(s) they were planning to do this activity
3. when they were planning the activity (e.g. before or after work)
4. where they would do the selected activity (e.g. in the park)
5. what time they would spent doing the activity.
This exact procedure was employed at three moments for participants in the repeated II condition (goup 4) and at pretest with respect to walking inst
Sponsors
Erasmus MC
University Medical Center Rotterdam
Eligibility
Inclusion criteria
Inclusion criteria: Adults aged between 18 and 65 years.
Exclusion criteria
Exclusion criteria: N/A
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Post-tests took place two weeks, three months and six months post-intervention and included measures of BMI, physical activity and cognitions. | — |
Contacts
Public ContactEmely Vet, de
Erasmus Medical Center, Department of Public Health, P.O. Box 2040
Outcome results
None listed