| Methods |
RCT |
| Participants |
College students with dysphoria or depression
Mean age 22
27% women
N = 11 |
| Interventions |
1. Jogging 5 times a week for 30 minutes over 4 weeks (n = 3)
2. Meditation (n = 3)
3. Self‐chosen activity (n = 3)
4. Self monitoring (control) (n = 2) |
| Outcomes |
1. Depression Adjective Checklist
2. Minnesota Multiphasic Personality Inventory |
| Notes |
Not stated whether intention‐to‐treat though all participants allocated control and running provided data at baseline and post‐intervention |
| Risk of bias |
| Bias |
Authors' judgement |
Support for judgement |
| Random sequence generation (selection bias) |
Unclear risk |
Unclear, not specified. Too old a study to contact authors |
| Allocation concealment (selection bias) |
Unclear risk |
Unclear |
| Blinding (performance bias and detection bias)
participants |
Unclear risk |
Unclear |
| Blinding (performance bias and detection bias)
those delivering intervention |
Low risk |
Not relevant as activities done on own |
| Blinding (performance bias and detection bias)
outcome assessors |
High risk |
Self‐report outcomes |
| Incomplete outcome data (attrition bias)
All outcomes |
Low risk |
All participants completed the study, data from all reported |
| Selective reporting (reporting bias) |
Unclear risk |
All prespecified outcomes reported, but no protocol |
| Other bias |
Unclear risk |
Unclear |
