Table 2 Sensitivity and specificity values for ROC analysis of DERS-16 +/- 60 and BER-5
Cut-off point | Sensitivity | Specificity | Correctly classified | LR + | LR - |
|---|---|---|---|---|---|
>=0 | 100% | 0% | 13.33% | 1.00 | - |
>=1 | 100% | 26.92% | 36.67% | 1.37 | 0 |
>=2 | 100% | 42.31% | 50% | 1.73 | 0 |
>=3 | 87.5% | 50% | 55% | 1.75 | 0.25 |
>=4 | 87.5% | 65.38% | 68.33% | 2.53 | 0.19 |
>=5 | 87.5% | 75% | 76.67% | 3.50 | 0.17 |
>=6 | 75% | 82.69% | 81.67% | 4.33 | 0.30 |
>=7 | 62.5% | 86.54% | 83.33% | 4.64 | 0.43 |
>=8 | 37.5% | 96.15% | 88.33% | 9.75 | 0.65 |
>=9 | 0% | 98.08% | 85% | 0 | 1.02 |
> 9 | 0% | 100% | 86.67% | - | 1 |