Table 3.

Effect size of memory

Study	Diagnosis	Intervention	Effect size	95%CI	Weight (%)
Iwata et al[22]	Schizophrenia	CR using computer software	1.26	0.70-1.82	42.6
Jung and Oh[23]	Schizophrenia	CB group art therapy program	0.68	-0.15-1.51	19.4
Kim and Kim[24]	Schizophrenia	Visuospatial rehabilitation	0.47	-0.27-1.21	24.2
Song et al[25]	Schizophrenia	CCP (RehaCom)	1.26	0.28-2.24	13.8
Total			0.96	0.59-1.32	100

CR: Cognitive rehabilitation; CB: Cognitive behavior; CCP: Computerized cognition program.