Variable | n | Inpatient n=695 | Ambulatory, n=69 | P value | |
Ambulatory from diagnosis, n=15 | Initially inpatient and then discharged to ambulatory, n=54 | ||||
Stool culture sent | 747 | 92.9% (631/679) | 64.3% (9/14) | 79.6% (43/54) | 0.0005 |
Stool frequency assessment on day 1 and day 3 after ASUC diagnosis | |||||
Stool frequency on both days | 583 | 75.2% (397/528) | 91.7% (11/12) | 74.4% (32/43) | 0.5 |
Stool frequency on neither day | 24.8% (131/528) | 8.3% (1/12) | 25.6% (11/43) | ||
CRP tested on day 1 and day 3 after ASUC diagnosis | |||||
CRP on both days | 764 | 79.3% (551/695) | 86.7% (13/15) | 72.2% (39/54) | 0.62 |
CRP on one of days | 14.0% (97/695) | 13.3% (2/15) | 20.4% (11/54) | ||
CRP on neither days | 6.8% (47/695) | 0.0% (0/15) | 7.4% (4/54) | ||
Underwent emergency flexible sigmoidoscopy assessment | 756 | 77.3% (532/688) | 46.7% (7/15) | 84.9% (45/53) | 0.01 |
Time to flexible sigmoidoscopy (days) | 569 | 2.0 (1.0–4.0) | 1.0 (1.0–3.0) | 2.0 (1.0–3.0) | 0.85 |
Discussed at IBD MDT | 746 | 38.7% (263/679) | 20.0% (3/15) | 32.7% (17/52) | 0.24 |
P value=Fisher’s exact test or Kruskal-Wallis test for discrete and continuous variables, respectively. Discrete variables displayed % (n/N) and continuous variables median (IQR).
ASUC, acute severe ulcerative colitis; CRP, C reactive protein; IBD, inflammatory bowel disease; MDT, multidisciplinary team.