Methods	Sampling frame: from RCT that recruited from primary care surgery databases. Data collection: semi‐structured interviews. Data analysis: constant comparative/thematic analysis.
Stated aim of study	To explore the health beliefs, experiences, treatment and expectations of people with chronic knee pain, and investigate if, how and why these change after taking part in an integrated exercise‐based rehabilitation programme‐Enabling Self‐management and Coping with Arthritis knee Pain through Exercise.
Details of participants	Country: UK. Sample number: 29 (6 interviewed before the intervention only, 23 interviewed before and after the intervention). Age: ≥ 50 years. Gender: mixed. SES: Not stated Ethnicity: 3 black African, 5 black Caribbean, 1 Indian, 20 Caucasian (White). Occupation/employment: Not stated
Details of exercise programme	Name of programme: ESCAPE. Provider(s): physiotherapists. Training: Not stated Setting: Community, gym of a physiotherapy outpatient department. Content: rehabilitation programme comprising of education component and exercise component. Education component: themed, informal discussion led by a physiotherapist designed to enhance patients understanding of condition, its causes, consequences, prognosis and promote simple self‐management strategies. Exercise component: designed to increase strength, balance and co‐ordination and confidence. Length/intensity: Overall rehabilitation programme: 12 sessions twice weekly for 6 weeks. Education component: 10‐15 minutes. Exercise component: 30‐45 minutes.
Notes
Quality appraisal
Questions used to judge the dependability and credibility of studies		Review authors' judgements
Were steps taken to increase rigour in sampling?		Several steps.
Were steps taken to increase rigour in data collection?		Several steps.
Were steps taken to increase rigour in data analysis?		Several steps.
Were the findings of the study grounded/supported by data?		Well grounded/supported.
What was the breadth and depth of findings?		Good/fair breadth and depth.
To what extent does the study privilege the perspectives and experiences of older people with osteoarthritis of the knee or hip?		Somewhat.
Overall dependability and credibility of findings		Review authors' judgements
Dependability of findings		High.
Credibility of findings		High.