Table 2 Colinearity analysis of 28 VTE risk warning indicators including multivariate analysis
Variables | VIF | Variables | VIF | ||
|---|---|---|---|---|---|
Gender | X1 | 1.406 | Pleural effusion | X17 | 1.134 |
Patient source | X2 | 2.266 | Unilateral lower limb pain | X18 | 1.205 |
Native place | X3 | 1.096 | Local lower skin temperature increase | X22 | 1.062 |
Payment method | X4 | 1.123 | Hypertension | X23 | 1.146 |
Length of stay (days) | X5 | 2.343 | Diabetes | X24 | 1.113 |
Cough | X6 | 2.322 | Smoking | X25 | 1.402 |
Expectorant | X7 | 2.302 | Renal insufficiency | X27 | 1.054 |
Hemoptysis | X8 | 1.056 | Liver disease | X28 | 1.065 |
Pleural chest pain | X10 | 1.122 | TT(s) | X31 | 1.132 |
Cyanosis | X11 | 1.061 | APTT(s) | X32 | 1.081 |
Anterior cardiac pain | X12 | 1.045 | FDP | X34 | 1.767 |
Shortness of breath after exertion | X14 | 1.040 | D-Dimer (mg/L) | X36 | 1.765 |
Chest tightness and shortness of breath | X15 | 1.148 | WBC(*109/L) | X39 | 1.138 |
Unexplained syncope | X16 | 1.106 | Caprini score | X41 | 1.143 |