Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,771 questions · 10,185 findings · 893 reviews

No studies found 2,109 · 20.7%GRADE not reported 1,125 · 11%Very low 2,279 · 22.4%Low 2,514 · 24.7%Moderate 1,709 · 16.8%High 449 · 4.4%

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Sclerotherapy vs placebo

Adverse events ‐ hyperpigmentation ( · people with telangiectasias and reticular veins

Sclerotherapy probably leads to higher adverse events ‐ hyperpigmentation ( compared with placebo (moderate certainty).

1 finding from 1 review

Sclerotherapy vs placebo

Adverse events ‐ matting ( · people with telangiectasias and reticular veins

Sclerotherapy probably leads to higher adverse events ‐ matting ( compared with placebo (moderate certainty).

1 finding from 1 review

Psychotherapy vs no treatment or waiting list

Attrition Timing of outcome assessment: end of treatment · patients with borderline personality disorder

It is very uncertain whether psychotherapy changes attrition Timing of outcome assessment: end of treatment compared with waiting list or no treatment (very low certainty).

1 finding from 1 review