Table 5.
Logistic Regression Prediction Model for Influencing Factors of VTE (p <0.1)
| Risk Factors | B | Sig. | OR | 95% CI for EXP(B) | |
|---|---|---|---|---|---|
| Lower | Upper | ||||
| Previous VTE (X1) | 2.696 | <0.001 | 14.828 | 4.511 | 48.743 |
| Anticoagulants or anti-platelet agents before admission (X2) | 2.507 | <0.001 | 12.266 | 3.422 | 43.972 |
| D-dimer, μg/mL (X3) | 2.817 | <0.001 | 16.729 | 5.778 | 48.437 |
| Lower extremity swelling (X4) | 1.597 | 0.039 | 4.936 | 1.081 | 22.532 |
| Chest symptoms (X5) | 3.524 | 0.001 | 33.911 | 4.492 | 256.028 |
| Caprini score (X6) | 0.886 | 0.071 | 2.426 | 0.926 | 6.353 |
| Complications (X7) | 0.963 | 0.077 | 2.621 | 0.902 | 7.617 |
| Constant | −6.433 | <0.001 | 0.002 | ||
Abbreviations: B, regression coefficient; Sig., significance; OR, odds ratios; CI, confidence interval; VTE, venous thromboembolism.