TABLE 2.
Patient Follow-up Information
| Total | Pneumonia after IBD Diagnosis | ||
|---|---|---|---|
| No | Yes | ||
| Patients, N (%) | 29,957 (100%) | 28,376 (94.7%) | 1581 (5.3%) |
| Follow-up, days Mean (SD) | 1749 (908) | 1790 (897) | 1018 (772) |
| Steroid at baseline, N (%) | 5629 (18.8%) | 5071 (17.9%) | 558 (35.3%) |
| Steroid during follow-upa, N (%) | 6071 (20.3%) | 5541 (19.5%) | 530 (33.5%) |
| Steroid at baseline only, N (%) | 2687 (9.3%) | 2424 (8.5%) | 263 (16.6%) |
| Steroid during follow-up onlya, N (%) | 3129 (10.4%) | 2894 (10.2%) | 235 (14.9%) |
| Steroid at baseline and during follow-up,a N (%) | 2942 (9.8%) | 2647 (9.3%) | 295 (18.7%) |
| No steroid use, N (%) | 21,199 (70.8%) | 20,411 (71.9%) | 788 (49.8%) |
aIncludes steroid use during follow-up and before censoring.