Table 4.
Performance evaluation of the models of undiagnosed diabetes mellitus (UDM).
| SMP | ||||||||
| Point | Sensitivity | Specificity | PPV | NPV | PIR | NIR | Youden | AUC |
| 45 | 95.8 | 23.2 | 5.7 | 99.1 | 1.25 | 0.18 | 19.0 | 72.9 |
| 57 | 87.5 | 47.8 | 7.5 | 98.8 | 1.68 | 0.26 | 35.3 | 72.9 |
| 98 | 50.0 | 76.2 | 9.2 | 96.9 | 2.10 | 0.66 | 26.2 | 72.9 |
| SMM | ||||||||
| 46 | 100 | 23.9 | 8.3 | 100 | 1.31 | 0.00 | 23.9 | 76.23 |
| 60 | 92.3 | 48.1 | 11 | 98.9 | 1.78 | 0.16 | 40.4 | 76.23 |
| 75 | 65.4 | 71.0 | 13.5 | 96.7 | 2.26 | 0.49 | 36.4 | 76.23 |
| SMF | ||||||||
| 38 | 100 | 13.8 | 3.9 | 100 | 1.16 | 0.00 | 13.8 | 77.94 |
| 59 | 86.4 | 51.0 | 5.9 | 99.1 | 1.76 | 26.7 | 37.4 | 77.94 |
| 82 | 68.2 | 76.4 | 9.3 | 98.6 | 2.89 | 41.6 | 44.6 | 77.94 |
PPV, positive predictive value; NPV, negative predictive value; PIR, positive likelihood ratio; NIR, negative likelihood ratio; Youden, Youden index; AUC, acre under curve.