[Determination of the risk of acute gastrointestinal ulcer hemorrhage].

The case records of 389 patients with ulcer disease were analyzed. The disease course was complicated by the profuse ulcer bleeding in 166 observations. There were no data available concerning hemorrhage in the anamnesis of 229 patients. As a result of statistical discriminant analysis of the bleeding and nonbleeding ulcers clinical picture peculiarities been made, 15 prognostically significant signs were chosen, they were quantitatively assessed and the risk of profuse bleeding appearance was determined. The results were confirmed in the 95% of observations.