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Table 4 Correlation between average Urgency NRS and other outcome assessments scores in week one

From: Incorporating patient experience into drug development for ulcerative colitis: development of the Urgency Numeric Rating Scale, a patient-reported outcome measure to assess bowel urgency in adults

Outcome assessment Sample size Spearman correlation (95% CI)
Average PGR-S score 41 0.802 (0.651, 0.888)
Average number of daily stools 41 0.516 (0.241, 0.707)
  1. CI confidence interval, NRS numeric rating scale, PGR-S patient global rating of severity