Table 5

Coordinates of the overall ROC curve

Positive if greater than or equal to*Sensitivity1–Specificity
1.5 (intermediate-risk group)1.0000.392
2.5 (high-risk group)0.7100.114
3.5 (very high-risk group)0.2900.002
  • *The smallest cut-off value is the minimum observed test value plus 1. All the other cut-off values are the average of two consecutive ordered observed test values.