Table 4 Predictive ability of the optimal cut off values on the risk of early recurrence

AUC

0.721 (0.684–0.759)

0.754 (0.690–0.817)

0.848 (0.814–0.883)

0.844 (0.790–0.897)

Cut-off score

88

88

110

110

Sensitivity

0.611 (0.567–0.654)

0.642 (0.578–0.706)

0.706 (0.665–0.747)

0.679 (0.617–0.741)

Specificity

0.716 (0.676–0.756)

0.76 (0.703–0.817)

0.802 (0.766–0.838)

0.800 (0.746–0.853)

Positive predictive value

0.704 (0.663–0.745)

0.77 (0.714–0.826)

0.793 (0.756–0.829)

0.764 (0.707–0.821)

Negative predictive value

0.587 (0.543–0.631)

0.629 (0.565–0.693)

0.724 (0.684–0.764)

0.699 (0.638–0.760)

Positive likelihood ratio

2.151 (2.011–2.291)

2.675 (2.393–2.957)

3.564 (3.294–3.834)

3.394 (3.014–3.774)

Negative likelihood ratio

0.543 (0.499–0.587)

0.471 (0.404–0.538)

0.367 (0.324–0.411)

0.401 (0.336–0.466)