Table 3.

Heterogeneity Chi-Square

Author	ES	95% Confidence Interval		Weight (%)
		Upper	Lower
Platt et al., 2015	57.5	-35.59	150.59	35.38
Aurilio et al., 2015	69.5	-86.31	225.31	12.63
Jagsi et al., 2016	52.3	-93.91	198.51	14.35
Howes et al., 2019	42.0	071.48	155.48	23.81
Miller et al., 2016	24	-124.95	172.95	13.83

I-squared (variation in ES attributable to heterogeneity)=0.0% Test of ES=0, z=1.77, P=0.077