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Operating Characteristics of Various PHQ-9 Cutpoints for Diagnosing Major Depression*
| PHQ-9 Depression Score | Sensitivity (%) | Specificity (%) | Likelihhod Ratio |
|---|---|---|---|
| ≥9 | 95 | 84 | 6.0 |
| ≥10 | 88 | 88 | 7.1 |
| ≥11 | 83 | 89 | 7.8 |
| ≥12 | 83 | 92 | 10.2 |
| ≥13 | 78 | 93 | 11.1 |
| ≥14 | 73 | 94 | 12.0 |
| ≥15 | 68 | 95 | 13.6 |
In 580 patients who underwent a structured psychiatric interview by a mental health professional to determine the presence or absence of major depression using DSM-IV diagnostic criteria.
