Table 3. Egger's linear regression test to measure the funnel plot asymmetric.^* .

Groups	Y axis intercept: a (95%CI)
	G vs A	GG+AG vs AA	GG vs AG + AA	GG vs AA	AG vs AA
Overall	2.46 (0.41–4.51)	2.90(1.01–4.79)	−0.63(−2.96–1.70)	0.28(−1.80–2.35)	3.00(0.93–5.07)
Asian	1.79(−1.09–4.67)	2.82(0.50–5.15)	−1.84(−5.72–2.04)	−0.98(−4.20–2.24)	3.17(0.67–5.67)
Caucasian	2.37(−9.21–13.96)	1.00(−9.82–11.83)	4.48(−9.54–18.51)	3.77(−0.15–7.70)	0.42(−11.51–12.35)
Breast cancer	0.92(−9.38–11.22)	2.67(−5.33–10.68)	−1.61(−15.74–12.52)	−0.18(−11.70–11.35)	3.51 (−3.74–10.76)
Liver cancer	6.02(−68.20–80.24)	7.66(−37.26–52.58)	0.89(−33.61–35.40)	1.18(−51.40–53.76)	3.62(−38.43–45.67)

^*vs, versus.