Table 1.
Baseline characteristics of the study cohort by absence or presence of hypoalbuminemia status at ulcerative colitis diagnosis n (%)
| Normal albumin at UC diagnosis (n = 536) | Hypoalbuminemia at UC diagnosis ( n = 174) | P value | |
| Age at anemia diagnosis (mean, SD, yr) | 55 (13) | 59 (12) | 0.001 |
| Sex | 0.65 | ||
| Male | 500 (93.3) | 164 (94.3) | |
| Female | 36 (6.7) | 10 (5.7) | |
| Race | 0.433 | ||
| Caucasian | 397 (74.1) | 130 (74.7) | |
| AA | 82 (15.3) | 24 (13.8) | |
| Hispanic | 7 (1.3) | 2 (1.2) | |
| Others | 8 (1.5) | 0 (0) | |
| Unknown | 42 (7.8) | 18 (10.3) | |
| Disease extent at baseline | < 0.001 | ||
| E1 | 118 (22.0) | 14 (8.1) | |
| E2 | 263 (49.1) | 84 (48.3) | |
| E3 | 155 (28.9) | 76 (43.7) |
UC: Ulcerative colitis; SD: Standard deviation; AA: African American.