Table 4.

ES and forest plot of DSF.

Effect Size					Forest Plot
Studies	Weight	Random, 95% CI			Random, 95% CI
		ES	Low	High
Charles	22.2%	−0.19	−0.79	0.40
Wu	35.21%	1.47	1.06	1.88
Philip	6.52%	−0.15	−1.39	1.09
Carole	9.87%	−0.27	−1.25	0.72
Gregory	23.47%	0.88	0.31	1.45
Carine	2.74%	−2.85	−4.81	−0.88
Total	100%	0.57	0.24	0.90	Test for overall effect: Z = 3.36 (p < 0.01)
Heterogeneity: Q = 42.10, df = 5, C = 40.30, T2 = 0.92