TABLE 1.
Characteristics of Patients With a First Hospital Admission for Crohn’s Disease and Ulcerative Colitis in the Netherlands Between 1998 and 2010 and Individuals From the General Dutch Population
| Crohn’s Disease | Ulcerative Colitis | General Population | ||||
|---|---|---|---|---|---|---|
| Men (n = 5152) | Women (n = 7972) | Men (n = 4957) | Women (n = 4922) | Men (n = 22,479) | Women (n = 28,793) | |
| Age, mean (SD), y | 41.6 (19.9) | 42.5 (19.3) | 48.8 (20.4) | 47.9 (21.4) | 44.9 (27.1) | 55.5 (30.7) |
| Marital status, % married or living together | 50.8 | 48.0 | 58.2 | 46.7 | 44.9 | 30.9 |
| Ethnic origin, % native people | 82.9 | 84.5 | 85.6 | 85.5 | 82.7 | 84.1 |
| Charlson comorbidity index,27 % | ||||||
| 0 | 89.2 | 91.8 | 83.5 | 88.7 | 90.5 | 89.5 |
| 1 | 6.3 | 4.4 | 9.1 | 6.2 | 5.4 | 5.9 |
| ≥2 | 4.5 | 3.8 | 7.3 | 5.1 | 4.1 | 4.6 |
| Follow-up, median (IQR), y | 4.8 (2.0–8.1) | 4.8 (2.0–8.4) | 4.6 (2.0–7.8) | 4.7 (2.0–8.0) | 6.0 (5.9–6.0) | 6.0 (3.6–6.0) |
Abbreviation: IQR, interquartile range.