Table 3.
Hazard ratio | 95% lower | 95% upper | P | |
---|---|---|---|---|
Anti-TNF monotherapya | 2.486 | 1.691 | 3.653 | <.0001 |
Corticosteroids onlya | 5.655 | 4.764 | 6.714 | <.0001 |
Immunomodulator monotherapya,b | 1.099 | 0.749 | 1.614 | .6294 |
Anti-TNF + immunomodulatora,b | 1.648 | 0.733 | 3.704 | .2268 |
Immunomodulator + corticosteroids | 6.012 | 4.550 | 7.943 | <.0001 |
Anti-TNF + corticosteroidsa,b | 8.100 | 5.679 | 11.551 | <.0001 |
Anti-TNF + immunomodulator + corticosteroidsa,b | 6.628 | 3.790 | 11.591 | <.0001 |
TPN | 16.467 | 11.483 | 23.614 | <.0001 |
Female | 0.871 | 0.751 | 1.010 | .668 |
Diabetes mellitus | 1.529 | 1.127 | 2.074 | .0063 |
Complicated Crohn’sc | 1.136 | 0.820 | 1.572 | .4438 |
UC disease location | ||||
Ulcerative proctitis | Ref | |||
Ulcerative left-sided | 1.107 | 0.604 | 2.030 | .7414 |
Pancolitis | 1.260 | 0.822 | 1.931 | .2890 |
IBD surgery/admit/EDd | 1.539 | 1.304 | 1.817 | <.0001 |
Anemia | 2.088 | 1.627 | 2.680 | <.0001 |
Opioids | 1.330 | 1.127 | 1.589 | .0008 |
Leukemia | 10.124 | 5.549 | 18.474 | <.0001 |
Lymphoma | 5.694 | 3.238 | 10.014 | <.0001 |
Age | ||||
<18 | 1.171 | 0.751 | 1.824 | .4866 |
18–24 | Ref | |||
25–29 | 1.120 | 0.718 | 1.746 | .6182 |
30–34 | 1.275 | 0.846 | 1.921 | .2449 |
35–39 | 1.216 | 0.810 | 1.826 | .3449 |
40–44 | 1.431 | 0.972 | 2.107 | .0697 |
45–49 | 1.660 | 1.145 | 2.406 | .0075 |
50–54 | 1.541 | 1.065 | 2.228 | .0217 |
55–59 | 1.677 | 1.160 | 2.426 | .0060 |
60–64 | 1.771 | 1.193 | 2.631 | .0046 |
Abbreviations: Anti-TNF, anti-tumor necrosis factor-alpha inhibitors; IBD, inflammatory bowel disease; TPN, total parenteral nutrition; UC, ulcerative colitis.
aTime-dependent variables.
bImmunomodulator includes azathioprine or methotrexate.
cIncludes Crohn’s-related fistula or stricture. See Supplementary Table S1 for list of codes used.
dIncludes IBD-related surgery, all-cause emergency department (ED) visits, and all-cause hospitalizations in the baseline period. See Supplementary Table S1 for list of codes used.