Table 2.

Statistical heterogeneity test for the outcomes of the community-based interventions for older adults

Variables	No. of data	Overall effect size	Statistical heterogeneity test
			Q	df(Q)	p-value	I2
Health behavior	6	0.98 (0.73, 1.22)*	7.25	5	0.00	31.09
Mental health	5	0.68 (0.19, 1.16)*	22.20	4	0.01	81.98
Perceived health	4	0.48 (-0.03, 0.98)	14.02	3	0.07	78.60
Physical health	10	0.32 (0.20, 0.44)*	7.25	9	0.00	0.00
Social-emotional health	13	0.24 (0.13, 0.35)*	18.28	12	0.00	34.35
Overall	38	0.43 (0.32, 0.54)*	115.27	37	0.00	67.90

CI, confidence interrval; df, degrees of freedom.

^*p<0.05.