| Age of onset <50 (n = 477) | Age of onset ≥50 (n = 154) | ρ | |
| Age, (SD) | 31 (9.6) | 62 (9.2) | <0.01 |
| UC Duration, mean, (SD) | 17 (13) | 8 (6) | 0.10 |
| Influenza Vax 2014 & 2015, n(%) | 144 (30.3) | 87 (54.7) | <0.01 |
| Pneumococcal Vax, w/in past 5 yrs, n(%) | 98 (20.6) | 68 (42.8) | <0.01 |
| DEXA, n(%) | 137 (29) | 71 (45) | <0.01 |
| Anti-TNF Rx, n(%) | 82 (17.2) | 19 (12) | 0.12 |
| HepB assessment prior to Anti-TNF, n(%) | 74 (90.2) | 18 (94.7) | 0.54 |
| Latent TB assessment prior to Anti-TNF, n(%) | 77 (93.9) | 18 (94.7) | 0.89 |