2.5. Analysis.

Comparison 2 Peer support plus standard care versus clinician‐led support plus standard care, Outcome 5 Behaviour: 1. Specific: drug/alcohol use – mean endpoint score (BASIS subscale, high = poor) – medium term (skewed data).

Behaviour: 1. Specific: drug/alcohol use – mean endpoint score (BASIS subscale, high = poor) – medium term (skewed data)
Study	Intervention	Mean	SD	N
Alcohol/drug use
Eisen 2012	peer support	0.51	0.62	74
Eisen 2012	other psychological interventions	0.70	0.89	82