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Selection of patients on hemodialysis with hospitalized mesenteric ischemia (cases) and without hospitalized mesenteric ischemia (controls). We identified 626 cases and matched them in up to 1:4 ratio with 2428 controls matched for age, sex, race, calendar year of dialysis initiation, DM, CAD, and PAD. HD, hemodialysis; UF, ultrafiltration.
