Table 5.

Summary of pooled ORs in subgroup analyses.

SNP	Number of studies	Subgroup	Genetic model	Pooled OR [95% CI]	P	P hetero
rs2910164	4	Intestinal type	GC + CC versus GG	0.95 [0.72–1.25]	0.7	0.04
rs2910165	4	Diffuse type	GC + CC versus GG	0.86 [0.74–0.99]	0.04	0.11
rs2910164	3	Intestinal type	CC versus GG + GC	0.91 [0.76–1.11]	0.36	0.33
rs2910165	3	Diffuse type	CC versus GG + GC	0.88 [0.68–1.14]	0.33	0.26
rs11614913	3	Cardiac lesion	CC versus TT + TC	0.91 [0.51–1.64]	0.76	0.04
rs11614913	3	Noncardiac lesion	CC versus TT + TC	1.10 [0.63–1.89]	0.74	0.0002
rs11614913	3	Lymph node negative	CC versus TT + TC	0.89 [0.74–1.07]	0.22	0.15
rs11614913	3	Lymph node positive	CC versus TT + TC	1.54 [0.54–4.35]	0.42	<0.00001
rs11614913	3	Intestinal type	TC + CC versus TT	1.27 [1.03–1.55]	0.02	0.23
rs11614913	3	Diffuse type	TC + CC versus TT	1.01 [0.78–1.32]	0.92	0.55
rs11614913	4	Intestinal type	CC versus TT + TC	0.91 [0.64–1.28]	0.58	0.003
rs11614913	4	Diffuse type	CC versus TT + TC	0.83 [0.71–0.97]	0.02	0.4

OR, odds ratio; 95% CI, 95% confidence interval; P _hetero, P value for heterogeneity test.