Table 2.
Receiver operating characteristic curve analyses showing the utilities of single and combined markers for differentiating between ovarian cancer and benign ovarian tumors
| Markers | Sensitivity | Specificity | +PV | -PV | AUC |
|---|---|---|---|---|---|
| RDW;(%) | 76.70 | 70.30 | 74.40 | 72.90 | 0.823(0.791–0.852) |
| MPV;fl | 74.20 | 73.80 | 76.10 | 71.80 | 0.823(0.790–0.852) |
| CA125;U/mL | 71.80 | 73.40 | 75.20 | 69.80 | 0.772(0.737–0.804) |
| RDW + CA125 | 60.74 | 90.34 | 87.60 | 67.20 | 0.844(0.813–0.872) |
| MPV + CA125 | 74.85 | 82.07 | 82.40 | 74.40 | 0.862(0.833–0.889) |
+PV, positive predictive value; -PV, negative predictive value; AUC, area under curve; RDW, red cell distribution width; MPV, mean platelet volume; CA125, cancer antigen 125