Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,368 questions · 1,413 findings · 89 reviews · Common Mental Disorders

No studies found 232 · 16.4%GRADE not reported 82 · 5.8%Very low 395 · 28%Low 331 · 23.4%Moderate 341 · 24.1%High 32 · 2.3%

Comparison 13: SSRIs vs placebo

Global Impressions scale change item (CGI‐I or similar): no. of responders (acute phase) · adults (aged 18‐85)

Comparison 6: SSRIs probably leads to lower treatment efficacy ‐ treatment response, as measured by the Global… compared with placebo (moderate certainty).

1 finding from 1 review

Comparison 7: TCAs vs placebo

Global Impressions scale change item (CGI‐I or similar): no. of responders (acute phase) · adults (aged 18‐85)

Comparison 7: TCAs may leads to lower treatment efficacy ‐ treatment response, as measured by the Global… compared with placebo (low certainty).

1 finding from 1 review

Antipsychotics vs placebo

Global Impressions scale change item (CGI‐I or similar): no. of responders (acute phase) · adults (aged 18‐85)

It is very uncertain whether comparison 2: Antipsychotics changes treatment efficacy ‐ treatment response, as measured by the Global… compared with placebo (very low certainty).

1 finding from 1 review

Comparison 9: NaSSAs vs placebo

Global Impressions scale change item (CGI‐I or similar): no. of responders (acute phase) · adults (aged 18‐85)

Comparison 4: NaSSAs may leads to lower treatment efficacy ‐ Treatment response, as measured by the Global… compared with placebo (low certainty).

1 finding from 1 review

Antioxidants vs placebo

Global Impressions scale change item (CGI‐I or similar): no. of responders (acute phase) · adults with trichotillomania

Antioxidants showed no clear difference in treatment responseaClinical Global Impressions ‐ Improvement Scale… compared with placebo (low certainty).

1 finding from 1 review

Cell signal transducers vs placebo

Global Impressions scale change item (CGI‐I or similar): no. of responders (acute phase) · adults with trichotillomania

Cell signal transducers showed no clear difference in treatment responseaClinical Global Impressions ‐ Improvement Scale… compared with placebo (low certainty).

1 finding from 1 review

Glutamate modulators vs placebo

Global Impressions scale change item (CGI‐I or similar): no. of responders (acute phase) · adults with trichotillomania

Glutamate modulators probably leads to higher treatment responseaClinical Global Impressions ‐ Improvement Scale… compared with placebo (moderate certainty).

1 finding from 1 review

Glutamate modulators vs placebo

Global Impressions scale change item (CGI‐I or similar): no. of responders (acute phase) · children and adolescents with trichotillomania

Glutamate modulators showed no clear difference in treatment responseaClinical Global Impressions ‐ Improvement Scale… compared with placebo (low certainty).

1 finding from 1 review

Opioid antagonists vs placebo

Treatment responseaClinical Global Impressions ‐ Improvement Scale (CGI‐I) (no. of responders) & NIMH Trichotillomania Severity Scale (NIMH‐TSS) (no. of responders as > 50% reduction) · adults with trichotillomania

It is very uncertain whether opioid antagonists changes treatment responseaClinical Global Impressions ‐ Improvement Scale… compared with placebo (very low certainty).

1 finding from 1 review