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Table 3 The ROC curve analysis of continuous variables with statistical significance

From: Incidence and risk factors of preoperative deep venous thrombosis following pelvic and acetabular fractures: a retrospective case–control study

Variable Cutoff value Sensitivity (%) Specificity (%) AUC (95% CI) P value
Age, years 46 66.7 59.9 0.629 (0.551–0.707) 0.004
BMI (Kg/m2) 26.73 52.1 72.7 0.619 (0.536–0.702) 0.008
PLT (*109/L) 332.5 41.7 80.7 0.636 (0.551–0.721) 0.002
FIB (g/L) 3.09 87.5 40.1 0.640 (0.560–0.721) 0.002
ALB (g/L) 32.8 64.6 59.9 0.607 (0.527–0.687) 0.017
Time from injury to surgery, days 9 75.0 74.2 0.786 (0.713–0.858)  < 0.001