Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

56 questions · 56 findings · 9 reviews

No studies found 16 · 28.6%GRADE not reported 8 · 14.3%Very low 25 · 44.6%Low 5 · 8.9%Moderate 2 · 3.6%High 0 · 0%

Amitriptyline vs placebo

Response rates Number of participants showing a reduction of at least 50% on the Hamilton Depression Rating Scale for Depression, the Montgomery‐Asberg Depression Rating Scale or any other depression scale · adults with Major Depressive Disorder

Amitriptyline probably leads to higher response to treatment At least 50% reduction of a depression scale… compared with placebo (moderate certainty).

1 finding from 1 review

Amitriptyline vs placebo

Acceptability of treatment Drop‐out for any reason · adults with Major Depressive Disorder

It is very uncertain whether amitriptyline changes acceptability of treatment Drop‐out for any reason compared with placebo (very low certainty).

1 finding from 1 review

Amitriptyline vs placebo

Adverse effects (drop‐outs due to adverse effects4) · adults with Major Depressive Disorder

Amitriptyline probably leads to higher overall tolerability Drop‐out due to adverse events compared with placebo (moderate certainty).

1 finding from 1 review