Hemat‐Far 2012.

Methods	RCT
Participants	University students aged 18 ‐ 25 with depression 100% women
Interventions	1. 40 ‐ 60 minutes of running, 3 times a week, supervised. (n = 10) 2. Control group with no active intervention (n = 10)
Outcomes	Beck Depression Inventory score
Notes	Small sample size (10 participants in each arm); specific population under study
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	High risk	Clinician judgement used at recruitment. After reviewing questionnaires psychiatrists "selected" 20 women
Allocation concealment (selection bias)	Unclear risk	No information given
Blinding (performance bias and detection bias) participants	Unclear risk	Participants not blinded to intervention; unclear effect on bias
Blinding (performance bias and detection bias) those delivering intervention	Unclear risk	No information given
Blinding (performance bias and detection bias) outcome assessors	High risk	Self report BDI
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	No discussion on attrition rate
Selective reporting (reporting bias)	Low risk	BDI specified at outset and completed in results
Other bias	High risk	The control group were told not to do so much exercise.