Table 5.

ES and forest plot of DSB.

Effect Size					Forest Plot
Studies	Weight	Random, 95% CI			Random, 95% CI
		ES	Low	High
Philip	14.92%	−1.54	−2.95	−0.13
Gregory	72.28%	0.19	−0.36	0.73
Carine	12.8%	−1.33	−2.86	0.21
Total	100%	−0.26	−0.83	0.30	Test for overall effect: Z = −0.91 (p > 0.05)
Heterogeneity: Q = 7.29, df = 2, C = 7.34, T2 = −0.72