Table 2.

Summary data on the effects of physical activity interventions on depression for a range of clinical conditions, including the number of reviews, studies and participants covered; and the 25th percentile, median and 75th percentile for standardised mean differences

Condition	Reviews	RCTs*	Participants†	Standardised mean difference
				25th percentile	Median	75th percentile
Arthritis	4	55	3713	–0.73	–0.40	–0.31
Cancer	17	196	>14 616	–0.46	–0.22	–0.15
Blood	2	5	315	–0.25	–0.24	–0.22
Breast	8	84	7113	–0.61	–0.47	–0.17
Colorectal	3	8	575	–0.23	–0.21	–0.11
Lung	1	6	695		–0.49
Lymphoma	1	2	161		–0.35
Non-specific	5	85	>5543	–0.22	–0.21	–0.13
Prostate	2	4	214	–0.20	–0.18	–0.16
Chronic disease	3	18	>994	–0.38	–0.27	–0.27
Chronic obstructive pulmonary disease	2	16	1175	–0.86	–0.72	–0.58
Cardiovascular disease	5	54	6681	–0.37	–0.16	–0.14
Stroke	2	19	1580	–0.36	–0.25	–0.13
Heart disease	3	26	4435	–0.33	–0.16	–0.15
Dementia	4	37	>3470	–0.37	–0.27	–0.11
Diagnosed	3	16	>881	–0.41	–0.31	–0.06
Cognitive impairment	1	21	2589		–0.23
Depression	15	299	>13 318	–0.82	–0.62	–0.33
Diagnosed	14	273	>12 953	–0.96	–0.66	–0.38
Symptoms	3	26	>365	–0.74	–0.56	–0.34
General population	9	208	>14 145	–0.69	–0.62	–0.35
Adults	6	99	>9016	–0.82	–0.69	–0.66
Older adults	3	75	>4862	–0.52	–0.36	–0.28
HIV/AIDS	1	9	395		–0.84
Kidney disease	3	11	567	–1.14	–0.85	−0.71
Mental health disorders	6	39	2083	–0.49	–0.44	–0.37
Fatigue	1	7	415		–0.58
Non-specific	1	13	362		–0.41
Post-traumatic stress disorder	2	7	332	–0.49	–0.43	–0.37
Schizophrenia	1	3	94		–0.26
Substance abuse	1	9	610		–0.47
Neurological disease	4	62	2901	–0.46	–0.37	–0.32
Multiple sclerosis	3	39	1577	–0.51	–0.37	–0.36
Non-specific	1	23	1324		–0.28
Pregnancy/postpartum	3	43	3364	–0.63	–0.59	–0.40
Pregnant	1	10	609		–0.59
Postpartum	2	33	2755	–0.69	–0.49	–0.34

*Reviews may have included overlapping randomised controlled trials.

†Randomised controlled trials may have included overlapping participants.

RCTs, randomised controlled trials.