Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

349 questions · 364 findings · 37 reviews

No studies found 96 · 26.4%GRADE not reported 8 · 2.2%Very low 105 · 28.8%Low 94 · 25.8%Moderate 46 · 12.6%High 15 · 4.1%

Antidepressants vs placebo: all studies

Tolerability of treatment: withdrawal for medical reasons · people with co‐occurring depression and alcohol dependence

Antidepressants showed no clear difference in tolerability of treatment: withdrawal for medical reasons compared with placebo: all studies (low certainty).

1 finding from 1 review

Antidepressants vs placebo

Adverse events ‐ Withdrawn for medical reasons · patients with depression during opioid agonist treatment for opioid dependence

Antidepressants probably leads to higher adverse events ‐ Withdrawn for medical reasons compared with placebo (moderate certainty).

1 finding from 1 review

Antidepressants vs placebo according to any definition

Dropout ‐ Studies with low risk of bias · patients with depression during opioid agonist treatment for opioid dependence

Antidepressants showed no clear difference in dropout ‐ Studies with low risk of bias compared with placebo according to any definition (high certainty).

1 finding from 1 review

Antidepressants vs placebo according to any definition

Adverse events ‐ Withdrawn for medical reasons · patients with depression during opioid agonist treatment for opioid dependence

Antidepressants probably leads to higher adverse events ‐ Withdrawn for medical reasons compared with placebo according to any definition (moderate certainty).

1 finding from 1 review

Antidepressants vs placebo

Depression: meeting study criteria for depression at end of · people with stroke

It is very uncertain whether pharmacological interventions (antidepressants) changes depression: meeting study criteria for depression at end treatment… compared with placebo (very low certainty).

1 finding from 1 review

Augmentation of current antidepressant (SSRI/SNRI) with mirtazapine (30 mg/d) vs augmentation of current antidepressant (various) with placebo

Leaving the study early · treatment‐resistant depression in adults

Augmentation of current antidepressant (SSRI/SNRI) with mirtazapine… showed no clear difference in dropouts compared with augmentation of current antidepressant (SSRI/SNRI) therapy with… (high certainty).

1 finding from 1 review

Augmentation of current antidepressant (SSRI/SNRI) with mirtazapine (30 mg/d) vs augmentation of current antidepressant (various) with placebo

Response (≥ 50% improvement in BDI‐II score) · treatment‐resistant depression in adults

Augmentation of current antidepressant (SSRI/SNRI) with mirtazapine… showed no clear difference in response (≥ 50% improvement in BDI‐II score) compared with augmentation of current antidepressant (SSRI/SNRI) therapy with… (high certainty).

1 finding from 1 review

Augmentation of current antidepressant (SSRI/SNRI) with mirtazapine (30 mg/d) vs augmentation of current antidepressant (various) with placebo

Remission · treatment‐resistant depression in adults

Augmentation of current antidepressant (SSRI/SNRI) with mirtazapine… showed no clear difference in remission (BDI‐II total score ≤ 9) compared with augmentation of current antidepressant (SSRI/SNRI) therapy with… (high certainty).

1 finding from 1 review

Augmentation of current antidepressant (SSRI) with busiprone (20 mg/d to 60 mg/d) vs placebo plus antidepressant

Leaving the study early · treatment‐resistant depression in adults

Augmentation of current antidepressant (SSRI) with busiprone (20… showed no clear difference in dropouts compared with augmentation of current antidepressant (SSRI) with placebo (low certainty).

1 finding from 1 review