Correlation between low bone density and disease activity in patients with ulcerative colitis.

This index, which was defied firstly by Walmsley in 1998, consisted of scores for fie clinical criteria and showed a highly significant correlation with existing more complex scoring systems and therefore could be useful in the initial assessment of patients with ulcerative colitis. 9 SCCAI is a 5-item questionnaire that assesses the severity of bowel disease using clinical symptoms including number of defecations in a day, during the night, emergency feeling for defecation, seeing blood in the stool, general feeling of wellbeing, and extra-intestinal manifestations.

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