Low Rates of Retesting for Eradication of Helicobacter pylori Infection After Treatment in the Veterans Health Administration.

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Expert consensus mandates retesting for eradication of Helicobacter pylori infection after treatment, but it is not clear how many patients are actually retested. We evaluated factors associated with retesting for H pylori in a large, nationwide cohort.We performed a retrospective cohort study of patients with H pylori infection (detected by urea breath test, stool antigen, or pathology) who were prescribed an eradication regimen from January 1, 1994 through December 31, 2018 within the Veterans Health Administration (VHA). We collected data on demographic features, smoking history, socioeconomic status, facility poverty level and academic status, and provider specialties and professions. The primary outcome was retesting for eradication. Statistical analyses included mixed-effects logistic regression.Of 27,185 patients prescribed an H pylori eradication regimen, 6486 patients (23.9%) were retested. Among 7623 patients for whom we could identify the provider who ordered the test, 2663 patients (34.9%) received the order from a gastroenterological provider. Female sex (odds ratio, 1.22; 95% CI, 1.08-1.38; P=.002) and history of smoking (odds ratio, 1.24; 95% CI, 1.15-1.33; P

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