Patient-reported outcome measures assessing depression symptom severity and clinical status are sent via the national secure mail platform at three time points: 6, 12 and 18 months after treatment start (Table 4). Complete registry follow-up is done at 18 months as well.

Follow-up Measurements aOmitted if the patient did not receive antidepressant medication

Measures6 months12 months18 months
Quick Inventory of Depressive Symptomatology (QIDS-SR)XXX
BSI-18, SCL-10, WHO-5 and mSDSXXX
Patient-Reported Inventory of Side-Effects (PRISE)[51]aXXX
Negative Effects Questionnaire (NEQ)X
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