O'Cathain 1995.

Methods	Design: CBA Baseline measurements: NOT DONE/NOT CLEAR Characteristics of second site: NOT CLEAR Follow up: Providers: NOT CLEAR Patients: NOT CLEAR Blinded assessment: DONE Reliable outcome measures: DONE Protection against contamination: DONE
Participants	UK 41 non fund‐holding general practices in Doncaster. Proportion of eligible practices who participated: Not clear Clinical area of interest: musculoskeletal conditions
Interventions	(1) Access to a primary care based physiotherapy service (2) No intervention (GPs had access to a hospital based physiotherapy service)
Outcomes	Process: Physiotherapy contact rates Orthopaedic referral rate Rheumatology referral rate
Notes	ORGANISATIONAL INTERVENTION
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	D ‐ Not used