Table 3.
Cutoff | Sensitivity (%) | Specificity (%) |
---|---|---|
11.0 | 100 | 0 |
12.5 | 100 | 2 |
14.0 | 100 | 13 |
15.5 | 100 | 15 |
16.5 | 100 | 10 |
17.5 | 100 | 12 |
19.0 | 100 | 17 |
20.5 | 96 | 29 |
21.5 | 89 | 41 |
22.5 | 83 | 52 |
23.5 | 83 | 60 |
24.5 | 77 | 79 |
25.5 | 60 | 90 |
26.5 | 45 | 95 |
27.5 | 25 | 95 |
28.5 | 13 | 98 |
29.5 | 2 | 100 |
31.0* | 0 | 100 |
A score of 31 reflects a one point correction for ≤ 12 years of education