| HR | 95% CI | p Value | |
|---|---|---|---|
| Age | 1.0 | 0.9 to 1.001 | 0.7 |
| Sex | 0.8 | 0.6 to 1.1 | 0.3 |
| Smoking status at diagnosis | 1.03 | 0.7 to 1.4 | 0.8 |
| Diagnosis group (time of diagnosis) | 0.6 | 0.4 to 0.8 | 0.001 |
| Early steroid use | 2.3 | 1.7 to 3.1 | 0.0001 |
| Thiopurine use within 1st year of diagnosis | 0.5 | 0.3 to 0.7 | 0.002 |
| IBD subtype (CD, UC, IC) | 0.9 | 0.7 to 1.2 | 0.6 |
| Disease distribution at diagnosis | 0.9 | 0.7 to 1.1 | 0.6 |