Area under the ROC curve of HADS-D, PHQ-9, and BDI-II depression severity measures, relative to HRSD-17
| Questionnaire | Area under ROC curve | 95% CI |
|---|---|---|
| APA criteria HRSD-17 ≥14 | ||
| (at least moderate) | ||
| HADS-D | 0.84 | 0.79 to 0.89 |
| PHQ-9 | 0.90 | 0.86 to 0.94 |
| BDI-II | 0.86 | 0.81 to 0.91 |
| NICE criteria HRSD-17 ≥19 | ||
| (at least moderate) | ||
| HADS-D | 0.89 | 0.84 to 0.93 |
| PHQ-9 | 0.93 | 0.90 to 0.97 |
| BDI-II | 0.90 | 0.84 to 0.95 |
APA = American Psychiatric Association. BDI-II = Beck Depression Inventory, Second Edition. HADS-D = Hospital Anxiety and De-pression Scale – Depression Subscale. HRSD-17 = 17-item Hamilton Rating Scale for Depression interview. NICE = National Institute for Health and Clinical Excellence. PHQ-9 = Patient Health Questionnaire 9. ROC = receiver operating characteristics.