Table 3.

Heterogeneity analysis of exercise effects of included studies.

	Heterogeneity		Effect size
	I2 (%)	P	SMD	95% Cl	Z	P
RT	0	0.677	−0.202	[−0.393, −0.012]	2.08	0.037
Score	0	0.897	0.342	[0.228, 0.457]	5.86	0.000
Total	32.3	0.053	0.198	[0.100,0.296]	3.95	0.000