Table 1.
Univariable Analysis of Factors Associated With Receipt of Venous Thromboembolism Prophylaxis in 474 Patients With Inflammatory Bowel Disease
| VTE Prophylaxis N (%) | No VTE Prophylaxis N (%) | P | |
|---|---|---|---|
| Age in years | 0.11 | ||
| 18–40 | 164 (43.9%) | 54 (54.0%) | |
| 41–60 | 129 (34.5%) | 24 (24.0%) | |
| >61 | 81 (21.7%) | 22 (22.0%) | |
| Sex | 0.21 | ||
| Male | 206 (55.1%) | 48 (48.0%) | |
| Female | 168 (44.9%) | 52 (52.0%) | |
| Race/Ethnicity | 0.15 | ||
| White | 158 (42.3%) | 30 (30.0%) | |
| Hispanic | 40 (10.7%) | 14 (14.0%) | |
| Black | 24 (6.4%) | 9 (9.0%) | |
| Other/Not Listed | 152 (40.6%) | 47 (47.0%) | |
| Comorbidity Index | 0.68 | ||
| 0 | 288 (77.0%) | 75 (75.0%) | |
| 1 | 55 (14.7%) | 18 (18.0%) | |
| ≥2 | 31 (8.3%) | 7 (7.0%) | |
| History of VTE | 0.32 | ||
| No | 364 (97.3%) | 99 (99.0%) | |
| Yes | 10 (2.7%) | 1 (1.0%) | |
| Admission Service | <0.01 | ||
| Colorectal surgery | 174 (46.5%) | 16 (16.0%) | |
| Medicine housestaff | 101 (27.0%) | 44 (44.0%) | |
| Medicine hospitalist | 99 (26.5%) | 40 (40.0%) | |
| Hematochezia | <0.01 | ||
| No | 311 (83.2%) | 51 (51.0%) | |
| Yes | 63 (16.8%) | 49 (49.0%) | |
| Disease Flare | 0.03 | ||
| No | 124 (33.2%) | 22 (22.0%) | |
| Yes | 250 (66.8%) | 78 (78.0%) | |
| Corticosteroid Use During Hospitalization | 0.05 | ||
| No | 222 (59.4%) | 48 (48.0%) | |
| Yes | 152 (40.6%) | 52 (52.0%) | |
| Immunomodulator Use During Hospitalization | 0.15 | ||
| No | 343 (91.7%) | 87 (87.0%) | |
| Yes | 31 (8.3%) | 13 (13.0%) | |
| Biologic Use During Hospitalization | 0.87 | ||
| No | 335 (89.6%) | 89 (89.0%) | |
| Yes | 39 (10.4%) | 11 (11.0%) | |
| Initial Hgb (g/dL) | <0.01 | ||
| >11 | 239 (63.9%) | 54 (54.0%) | |
| 7–11 | 131 (35.0%) | 38 (38.0%) | |
| <7 | 4 (1.1%) | 8 (8.0%) | |
| Initial Platelet (x 10 9 /L) | 0.32 | ||
| >150 | 354 (94.7%) | 92 (92.0%) | |
| 50–150 | 18 (4.8%) | 6 (6.0%) | |
| <50 | 2 (0.5%) | 2 (2.0%) |