Table 2. Comparisons of E4 vs E3 in allele, genotype dominant and recessive models for GSD risk.

Comparisons	Pooled OR (95% CI)	Z (P)	I∧2(%)
ε4 vs ε3	1.25 (0.97, 1.61)	1.72 (0.09)	63
E4/4 vs E3/3	1.53 (0.87, 2.69)	1.49 (0.14)	0
E3/4 vs E3/3	1.33 (0.94, 1.89)	1.59 (0.11)	70
E3/4+E4/4 vs E3/3	1.38 (0.97, 1.96)	1.80 (0.07)	71
E4/4 vs E3/4+E3/3	1.44 (0.82, 2.52)	1.27 (0.20)	0

Abbreviations: OR, odds ratio; CI, confidence interval.