Table 5. A Univariate Analysis of the Characteristics between IBD Inpatients with and without VTE.
| Characteristics | VTE group (n=24) | Non-VTE group (n=316) | P-value |
|---|---|---|---|
| Age (yr) | 49.0±20.7 | 38.6±14.6 | 0.0180a |
| Age >50 yr | 11 (44.0) | 58 (18.4) | 0.0012b |
| Sex (male/female) | 14/10 | 221/94 | NSa |
| BMI (kg/m2) | 20.0±3.1 | 20.1±3.1 | NSa |
| Disease duration (yr) | 9.5±10.1 | 11.7±9.0 | NSa |
| Disease type | |||
| UC (P/L/T) | 0/2/13 | 0/8/66 | NS |
| CD (I/IC/C) | 3/6/0 | 89/145/8 | NSa |
| Disease activity | |||
| UC (CAI) | 9.8±3.5 | 8.2±3.9 | NSa |
| CD (CDAI) | 208.1±110.9 | 178.8±78.1 | NSa |
| Smoking | 5 (20.8) | 83 (26.3) | NSb |
| History of thrombosis | 0 | 11 (3.5) | NSb |
| CV catheter | 17 (70.8) | 87 (27.6) | <0.0001b |
| Prednisolone | 10 (41.6) | 30 (9.5) | <0.0001 |
| Tacrolimus/cyclosporine | 2 (8.3) | 10 (3.2) | NSb |
| Thiopurine | 5 (20.8) | 100 (31.7) | NSb |
| Anti-TNF-α antibody | 11 (45.8) | 216 (68.6) | NSb |
| Plasmacytoapheresis | 3 (12.5) | 13 (4.1) | NSb |
| Surgery | 10 (41.6) | 41 (13.0) | <0.0001b |
Values are presented as mean±SD or number (%).
aUnpaired t-test.
bChi-square test.
VTE, venous thromboembolism; P/L/T, proctitis/left sided colitis/total colitis type; I/IC/C, ileitis/ileo-colitis/colitis type; CAI, Clinical Activity Index; CV, central venous; TNF, tumor necrosis factor.