Table 1.
Descriptive characteristics of rural and urban patients diagnosed with IBD in Saskatchewan between 1998/1999 and 2017/2018 fiscal years
| Characteristics | Full cohort (n = 5173) | Rural (n = 1544) | Urban (n = 3629) | P-value* |
|---|---|---|---|---|
| Age at diagnosis (years), mean±SD | 42.46 ± 17.57 | 43.85 ± 18.09 | 41.86 ± 17.32 | 0.0002 |
| Sex, n (%) | ||||
| Female | 2742 (53.0) | 777 (50.3) | 1965 (54.1) | <0.0001 |
| Male | 2431 (47.0) | 767 (49.7) | 1664 (45.9) | |
| Length of follow-up (years), mean±SD | 10.42 ± 5.47 | 10.60 ± 5.52 | 10.35 ± 5.45 | 0.13 |
| Diagnosis, n (%) | ||||
| CD | 2796 (54.0) | 785 (50.8) | 2011 (55.4) | <0.0001 |
| UC | 2377 (46.0) | 759 (49.2) | 1618 (44.6) | |
| Mean neighbourhood income quintile, n (%) | ||||
| 1 (lowest) | 695 (13.4) | 173 (11.2) | 522 (14.4) | <0.0001 |
| 2 | 992 (19.2) | 347 (22.5) | 645 (17.8) | |
| 3 | 973 (18.8) | 260 (16.8) | 713 (19.6) | |
| 4 | 1171(22.6) | 365 (23.6) | 806 (22.2) | |
| 5 (highest) | 1032 (19.9) | 247 (16.0) | 785 (21.6) | |
| Unknown | 310 (6.0) | 152 (9.8) | 158 (4.4) | |
*t-test and chi-square tests.