Table 5.

Multivariant logistic regression analysis of factors influenc-ing severe atrophy in antrum

Variables	Exp(B)	SE	Wald	Sig
Age (yr)	1.0003	0.0165	0.0004	0.98
Sex	0.8724	0.5639	0.0586	0.81
Blood_A	0.6916	0.5468	0.4547	0.50
Blood_B	0.5688	0.5129	1.2106	0.27
Blood_O	0.6418	0.5042	0.7736	0.38
Blood_AB	1.1187	0.3705	0.0917	0.76
Smoking	1.0790	0.5127	0.022	0.88
Alcohol	2.0850	0.6279	1.3694	0.24
Coffee	1.3520	0.8278	0.1328	0.72
Tea	0.9952	0.488	0.0001	0.99
1AHPA	2.8104	0.4768	4.6965	0.03
2APCA	1.5004	0.4863	0.6961	0.40

¹AHPA: anti-H pylori antibodies;

²APCA: anti-parietal cell antibodies.