Comparison 1. Exercise training versus control.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Exercise capacity (6MWD)	3	59	Mean Difference (IV, Fixed, 95% CI)	63.33 [3.70, 122.96]
2 Disease‐specific global health‐related quality of life	3	90	Std. Mean Difference (IV, Fixed, 95% CI)	0.51 [0.08, 0.93]
3 Physical functioning component of health‐related quality of life	3	73	Std. Mean Difference (IV, Fixed, 95% CI)	0.11 [‐0.36, 0.58]
4 Dyspnoea	5	121	Std. Mean Difference (IV, Fixed, 95% CI)	‐0.27 [‐0.64, 0.10]
5 Fatigue	3	90	Std. Mean Difference (IV, Random, 95% CI)	0.03 [‐0.51, 0.58]
6 Feelings of anxiety	2	38	Mean Difference (IV, Random, 95% CI)	‐1.21 [‐5.88, 3.45]
7 Feelings of depression	2	30	Mean Difference (IV, Random, 95% CI)	‐1.26 [‐4.68, 2.17]
8 Lung Function (FEV1)	2	55	Std. Mean Difference (IV, Fixed, 95% CI)	0.43 [‐0.11, 0.97]