Table 3.

Analyses of potential moderators of effect sizes in overall adults.

Moderator variables	No of studies	Mean ES (SE)	95% CI	Slop	Q	P
Session number	12	0.53 (0.14)	0.26–0.81	-0.01	11.65	<0.001
Session length	15	0.56 (0.12)	0.32–0.80	-0.14	6.28	0.012∗
Total training duration	20	0.58 (0.10)	0.37–0.78	-0.01	15.65	<0.001
Age	18	0.60 (0.11)	0.38–0.82	-0.01	9.36	0.002∗∗
Male’s ratio	16	0.39 (0.08)	0.23–0.54	0.11	0.10	0.751
Education	6	0.43 (0.16)	0.11–0.74	-0.19	44.85	<0.001
Study quality	20	0.58 (0.10)	0.37–0.78	-0.08	3.39	0.066
Active-control type	10	0.81 (0.81)	0.64–0.98	NA
					24.60	<0.001
Passive-control type	10	0.33 (0.04)	0.24–0.41	NA

Note: ^∗P < 0.05; ^∗∗P < 0.01. CI, confidence interval; ES, effect size; SE, stander error.