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Table 2 Characteristics of familial adenomatous polyposis patients with and without gastric adenomas (n = 97)

From: Gastric adenomas in familial adenomatous polyposis are common, but subtle, and have a benign course

Variables Gastric adenoma present (n = 9) No gastric adenoma (n = 88) p value
Age: range +/- SD; yr 36 +/- 12 48 +/- 15 0.02
Male (%) 4 (44%) 37 (42%) 1.00
Race    0.05
 White 6 (67%) 81 (92%)  
 Non-white 3 (33%) 7 (8%)  
Family history of gastric cancer 0 (0%) 3 (3%) 0.85
Fundic gland polyps 7 (78%) 68 (77%) 1.00
Chronic gastritis 2 (22%) 0 (0%) 0.01
Any duodenal adenoma 7 (78%) 67 (76%) 1.00
Modified Spigelman’s grade III or IV duodenal polyposis 4 (44%) 24 (27%) 0.27
Desmoid tumor 5 (56%) 19 (22%) 0.04
NSAID or COX2 inhibitor use 4 (44%) 32 (36%) 0.85
Proton pump inhibitor use 4 (44%) 25 (28%) 0.58