Table 1.
Cohort characteristics for IBD patients with anemia.
| Patient characteristics | Frequency (%) |
|---|---|
|
Age (years) Mean (±SD) |
71.4 (±14.1) |
|
Gender
Male Female |
47 247 (93.0) 3534(7.0) |
|
Race
White African American Others Unknown |
38 032 (74.9) 5482 (10.8) 750 (1.5) 6517 (12.8) |
|
Ethnicity
Non-Hispanic/Latino Hispanic/Latino Unknown |
43 804 (86.3) 1687 (3.3) 5290 (10.4) |
|
Smoking status
Current Former Never Unknown |
8019 (15.8) 13 177 (26.0) 12 011 (23.6) 17 574 (34.6) |
|
Comorbidity
No comorbidity 1-2 >=3 |
26 124(51.4) 16 506(32.5) 8151(16.1) |
| Encounters*2 Mean (±SD) |
26.8(±30.0) |
|
Priority group
7–8 1–6 |
11 658 (23.0) 39 123 (77.0) |
|
Region
Pacific Continental Midwest North Atlantic Southeast |
8084 (15.9) 7302 (14.4) 12 059 (23.8) 13 464 (26.5) 9872 (19.4) |
|
Academic affiliation
No Yes |
2860 (5.6) 47 921 (94.4) |
|
IBD type
Crohn’s disease Ulcerative Colitis Indeterminate |
22,185 (43.7) 27 439 (54.0) 1157 (2.3) |
| Concomitant IBD medication * 1 | |
| ASA alone Biologics + immunomodulator All others |
14 622(28.8) 2509(4.9) 33650(66.3) |
*
1±3 months of Index Anemia;
*
2Within 1 year of Index IBD.