Research Article
The Validity and Reliability of the Sinhala Translation of the Patient Health Questionnaire (PHQ-9) and PHQ-2 Screener
Table 2
Sensitivity and specificity of PHQ-9 at different cut-off scores.
| Cut-off score | Sensitivity | Specificity |
| ≥5 | 0.91 | 0.81 | ≥6 | 0.88 | 0.84 | ≥7 | 0.84 | 0.89 | ≥8 | 0.82 | 0.92 | ≥9 | 0.79 | 0.96 | ≥10 | 0.75 | 0.97 | ≥11 | 0.68 | 0.97 | ≥12 | 0.67 | 0.99 | ≥13 | 0.58 | 0.99 | ≥14 | 0.57 | 0.99 | ≥15 | 0.55 | 0.99 | ≥16 | 0.50 | 0.99 |
|
|