Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Quality of life
[114] RCT	23 people In review [112]	Mean change in fatigue component of Chronic Respiratory Disease Questionnaire (CRQ) score (range 4–28) 5 with physical activity 0 with control	Significance not reported for COPD subgroup
[114] RCT	23 people In review [112]	Mean change in emotion component of CRQ score (range 7–49) 5 with physical activity 2 with control	Significance not reported for COPD subgroup
[114] RCT	23 people In review [112]	Mean change in mastery component of CRQ score (range 4–28) +4 with physical activity –1 with control	Significance not reported for COPD subgroup
[115] RCT	38 people In review [112]	Mean change in the St George's Respiratory Questionnaire (SGRQ) total score –2.1 with physical activity –2.1 with control	Difference +0.1 95% CI –9.9 to +10.0		Not significant
[113] RCT	39 people with COPD	Change in SGRQ total from baseline 12 weeks from 37.7 to 34.2 (–3.5) with pedometer-based exercise counselling programme from 35.2 to 38.3 (+3.1) with control	P = 0.05		Not significant