XRCC7 rs#7003908 Polymorphism and Helicobacter pylori Infection-Related Gastric Antrum Adenocarcinoma

Table 1

Demographic details of GAA cases and controls.

	Controls (𝑛=927)		Cases (𝑛=642)		𝜒^2	𝑃
	𝑛	%	𝑛	%
Gender					0.17	0.68
Man	664	71.6	466	72.6
Female	263	28.4	176	27.4
Age (years)^a					7.61	0.47
≤35	59	6.4	49	7.6
36–40	96	10.4	57	8.9
41–45	112	12.1	58	9.0
46–50	119	12.8	91	14.2
51–55	130	14.0	106	16.5
56–60	153	16.5	107	16.7
61–65	90	9.7	59	9.2
66–70	113	12.2	73	11.4
≥71	55	5.9	42	6.5
Race					0.90	0.34
Han	522	56.3	346	53.9
Zhuang	405	43.7	296	46.1
Smoking status					0.07	0.79
No	290	31.3	205	31.9
Yes	637	68.7	437	68.1
Drinking status					0.58	0.45
No	352	38.0	256	39.9
Yes	575	62.0	386	60.1

aThe mean ± S.D. ages were 53.30 ± 11.38 and 53.54 ± 12.02 for cases and controls, respectively.