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Table 2 Univariate analysis of demographic and clinical variables by adenoma or polyp diagnosis

From: Gastric Helicobacter pylori infection associates with an increased risk of colorectal polyps in African Americans

2.a: Adenoma

Adenoma positive N = 300

Adenoma negative N = 956

OR (95% CI)*

P value*

Age ≥ 60 years, n (%)

129 (43)

295 (31)

1.7 (1.3-2.2)

<0.001

Male gender, n (%)

132 (44)

301 (32)

1.7 (1.3-2.2)

<0.001

H. pylori positivity, n (%)

108 (36)

258 (27)

1.5 (1.2-2.2)

0.003

Chronic active gastritis, n (%)

102 (34)

265 (28)

1.3 (1.0-1.8)

0.04

Baseline high risk, n (%)

8 (3)

13 (1)

2.0 (0.7-5.2)

0.1

2.b: Polyp

Polyp positive N = 456

Polyp negative N = 800

OR (95% CI)*

P value*

Age ≥ 60 years, n (%)

169 (37)

255 (32)

1.3 (1.0-1.6)

0.06

Male gender, n (%)

177 (39)

256 (32)

1.3 (1.1-1.7)

0.015

H. pylori positivity, n (%)

158 (35)

208 (26)

1.5 (1.2-1.9)

0.001

Chronic active gastritis, n (%)

146 (32)

221 (28)

1.2 (1.0-1.6)

0.1

Baseline high risk, n (%)

13 (3)

8 (1)

2.9 (1.2-7.1)

0.014

  1. *Unadjusted values.