| Indication for antidepressant treatment |
PHQ-9 ≥ 10 or current antidepressant medication prescription |
| Antidepressant treatment |
Current antidepressant medication prescription |
| Evidence-based antidepressant treatment |
Among those on an antidepressant: Dose increase or medication switch following a PHQ-9 score ≥ 10; dose increase, medication switch, or no change following a PHQ-9 score <10. |
| Active evidence-based antidepressant treatment |
Among those on an antidepressant: Dose increase or medication switch following a PHQ-9 score ≥ 10. |
| Mild depressive symptoms |
PHQ-9 5–9 |
| Depression remission |
PHQ-9 <5 among patients taking an antidepressant |
