IPDS item combinations | Cut-off score | Sensitivity | Specificity | PVP | PVN | Correctly Classified |
---|---|---|---|---|---|---|
1 - 11 | 3 | 0.89 | 0.57 | 0.76 | 0.68 | 0.73 |
4 | 0.77 | 0.71 | 0.73 | 0.75 | 0.74 | |
5 | 0.68 | 0.9 | 0.88 | 0.74 | 0.79 | |
1 - 6 | 2 | 0.95 | 0.58 | 0.7 | 0.91 | 0.77 |
3 | 0.69 | 0.81 | 0.78 | 0.72 | 0.74 | |
4 | 0.43 | 0.94 | 0.89 | 0.62 | 0.68 | |
4 - 8 | 2 | 0.82 | 0.74 | 0.76 | 0.8 | 0.78 |
3 | 0.62 | 0.9 | 0.87 | 0.7 | 0.76 | |
4 | 0.34 | 0.99 | 0.96 | 0.6 | 0.66 | |
1, 3 - 8 | 2 | 0.96 | 0.53 | 0.67 | 0.93 | 0.74 |
3 | 0.73 | 0.75 | 0.75 | 0.73 | 0.74 | |
4 | 0.59 | 0.92 | 0.88 | 0.69 | 0.75 | |
1, 4-6, 9 | 2 | 0.93 | 0.6 | 0.7 | 0.9 | 0.77 |
3 | 0.71 | 0.8 | 0.78 | 0.73 | 0.75 | |
4 | 0.48 | 0.94 | 0.9 | 0.64 | 0.71 |