Table 3.
Operating characteristics of the CSI regarding each suicidality item in MINI
| Area under the curve (SE) | Sensitivity | Specificity | PPV | NPV | |
|---|---|---|---|---|---|
| MINI suicide item 1 | |||||
| >0 | 0.770 (0.061) | 57.89a | 94.12 | 78.6 | 85.7 |
| >1 | 36.84 | 96.08 | 77.8 | 80.3 | |
| >2 | 26.32 | 100.00 | 100.0 | 78.5 | |
| MINI suicide item 2 | |||||
| >1 | 0.98 (0.016) | 100.00 | 93.85 | 55.6 | 100.0 |
| >2 | 60.00 | 96.92 | 60.0 | 96.9 | |
| >3 | 60.00 | 98.46 | 75.0 | 97.0 | |
| MINI suicide item 3 | |||||
| >0 | 0.97 (0.016) | 100.00 | 90.32 | 57.1 | 100.0 |
| >1 | 75.00 | 95.16 | 66.7 | 96.7 | |
| >2 | 50.00 | 98.39 | 80.0 | 93.8 | |
| >3 | 50.00 | 100.00 | 100.0 | 93.9 | |
Note:
a
A number in bold indicates the suggested cut-off score, and its corresponding sensitivity, specificity, PPV, and NPV.
Abbreviations: MINI, the Mini-International Neuropsychiatric Interview; NPV, negative predictive value; PPV, positive predictive value; SE, standard error; CSI, core symptom index.