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Evidence found and GRADE certainty

3 questions · 3 findings · 1 reviews · Skin

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 1 · 33.3%Low 2 · 66.7%Moderate 0 · 0%High 0 · 0%

Chemical peeling vs needling

Investigator‐assessed adverse events (short‐term) · people with acne scars

Chemical peeling showed no clear difference in investigator‐assessed adverse events (short‐term) N of participants… compared with needling (low certainty).

1 finding from 1 review

Injectable fillers vs placebo or no treatment

Investigator‐assessed adverse events (short‐term) N of participants with positive adverse events · people with acne scars

Injectable fillers showed no clear difference in investigator‐assessed adverse events (short‐term) N of participants… compared with placebo or no treatment (low certainty).

1 finding from 1 review

Fractional laser vs non‐fractional non‐ablative laser

Adverse events ‐ hyperpigmentation ( · people with acne scars

It is very uncertain whether fractional laser changes investigator‐assessed adverse events (short‐term) Hyperpigmentation… compared with non‐fractional non‐ablative laser (very low certainty).

1 finding from 1 review