Helicobacter pylori infection with atrophic gastritis: An independent risk factor for colorectal adenomas

Table 4 Correlation between atrophic gastritis and colorectal neoplasm

Parameter	AG (-), n = 5416	AG (+), n = 602	OR (95%CI)	P value
Age in yr	47.590 (10.350)	52.530 (10.117)	1.045 (1.037-1.053)	< 0.001
Female	1921	193	1
Male	3495	409	1.165 (0.973-1.394)	0.097
Nonpolyp	3636	347	1
Nonadenomatous polyp	907	116	1.340 (1.073-1.674)	0.010
Adenoma	873	139	1.668 (1.352-2.059)	< 0.001
Advanced adenoma	122	21	1.804 (1.121-2.903)	0.015
Villous adenoma	40	7	1.834 (0.815-4.124)	0.143
Size of adenoma ≥ 10 mm	98	15	1.604 (0.921-2.792)	0.095
High-grade dysplasia	12	1	0.873 (0.113-6.735)	0.897
Polyps number
One	893	137	1.608 (1.302-1.985)	< 0.001
Two or more	887	118	1.394 (1.117-1.739)	0.003
Polyps size
0-9 mm	1649	239	1.519 (1.275-1.809)	< 0.001
≥ 10 mm	131	16	1.280 (0.753-2.176)	0.362

Correlation between atrophic gastritis (+) and atrophic gastritis (-) by logistic regression analysis. OR: Odds ratio; CI: Confidence interval; AG: Atrophic gastritis.