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Table 1 Demographic Characteristics and Health Service Utilization Comparing IBD Cohort Participants and a Population Reference Group from the IBD Epidemiology Database Across an 18-Month Period by Crohn's Disease (CD) and Ulcerative Colitis (UC)

From: Health service utilization in IBD: comparison of self-report and administrative data

  Cohort Study Epidemiology Database Statistical Comparison
Variable n = 352 n = 2963 p-value§
Age < 40 43% 40% NS
Female 60% 56% NS
CD (UC) 53% (47%) 48% (52%) NS
Hospitalized Overnight (CD | UC) 18% (21% | 16%) 18% (20% | 15%) NS
Hospitalized Overnight for IBD (CD | UC) 9% (12% | 6%) 6% (9% | 3%) p = 0.03 (p = 0.19 | p = 0.04)
Physician Visit (CD | UC) 99% (99% | 99%) 85% (84% | 85%) p < 0.0001 (p < 0.0001 | p < 0.0001)
Physician Visit for IBD (CD | UC) 75% (80% | 70%) 44% (45% | 43%) p < 0.0001 (p < 0.0001 | p < 0.0001)
Any Prescription (CD | UC) 96% (96% | 96%) 79% (79% | 83%) p < 0.0001 (p < 0.0001 | p < 0.0001)
Prescription for Antibiotic (CD | UC) 54% (63% | 44%) 46% (47% | 46%) p = 0.0045 (p < 0.0001 | p = 0.62)
  1. Note: The Manitoba IBD Cohort study participants provided self-report and administrative data concerning health care utilization. The University of Manitoba IBD Epidemiology Database included all validated IBD cases in the provincial administrative database (not participating in the Cohort Study) with similar disease duration (2 to 10 years) to the Cohort participants.
  2. § Chi-square test of independence was used.