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Table 1 Descriptive characteristics of the patients, medians (IQR) or N(%)

From: Multimorbidity among inflammatory bowel disease patients in a tertiary care center: a retrospective study

N

Ulcerative Colitis

Crohn’s Disease

Unspecified IBD

Total

321 (41.9%)

419 (54.6%)

27 (3.5%)

767 (100%)

Female

179 (23.3%)

187 (24.4%)

16 (2.1%)

382 (49.8%)

Male

142 (18.5%)

232 (30.2%)

11 (1.4%)

385 (50.2%)

Age at Diagnosis (median, IQR)

27 (19-39)

22 (15-29)

32 (20-50)

24 (17-33)

Ethnicity

 Arab

303 (39.8%)

396 (52.0%)

25 (3.3%)

724 (95.0%)

 Asian

12 (1.6%)

10 (1.3%)

2 (0.3%)

24 (3.1%)

 African

4 (0.5%)

10 (1.3%)

0 (0.0%)

14 (1.8%)

Smoking

 Ex-smoker

5 (0.9%)

11 (1.9%)

0 (0.0%)

16 (2.8%)

 Current smoker

16 (2.8%)

45 (8.0%)

1 (0.2%)

62 (11.0%)

 Non-smoker

207 (36.6%)

272 (48.1%)

9 (1.6%)

488 (86.2)

Environment

 Urban

288 (41.0%)

371 (52.8%)

23 (3.3%)

682 (97.0%)

 Rural

7 (1.0%)

14 (2.0%)

0 (0.0%)

21 (3.0%)

Montreal Classification

Extent

(E1) Ulcerative proctitis

62 (19.7%)

(E2) Left-sided

126 (40.1%)

(E3) Extensive

126 (40.1%)

Severity

Clinical remission (S0)

31 (9.9%)

Mild (S1)

49 (15.7%)

Moderate (S2)

150 (47.9%)

Severe (S3)

83 (26.5%)

Location

(L1) Ileal

114 (28.1%)

(L2) Colonic

69 (17%)

(L3) Ileocolonic

223 (54.9%)

Behavior

(B1) non-stricturing non-penetrating

205 (49.8%)

(B2) Stricturing

119 (28.9%)

(B3) Penetrating

88 (21.4%)