Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

56 questions · 56 findings · 9 reviews

No studies found 8 · 14.3%GRADE not reported 0 · 0%Very low 15 · 26.8%Low 15 · 26.8%Moderate 14 · 25%High 4 · 7.1%

Tonsillectomy vs tonsillotomy

Postoperative complications requiring medical intervention (with or without hospitalisation) · children with obstructive sleep‐disordered breathing

Tonsillectomy probably leads to higher postoperative complications requiring medical intervention (with or… compared with tonsillotomy (moderate certainty).

1 finding from 1 review

Tonsillectomy vs no intervention

Proportion of participants with adverse events and severe adverse events · people with chronic plaque psoriasis

It is very uncertain whether tonsillectomy changes proportion of participants with adverse events and severe adverse… compared with no intervention (very low certainty).

1 finding from 1 review

Tonsillectomy vs no intervention

Proportion of participants achieving clear or almost clear skin (PASI 90 to 100 or PGA 0 to 1) · people with chronic plaque psoriasis

It is very uncertain whether tonsillectomy changes proportion of participants achieving clear or almost clear skin… compared with no intervention (very low certainty).

1 finding from 1 review