Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

28 questions · 28 findings · 4 reviews

No studies found 5 · 17.9%GRADE not reported 0 · 0%Very low 9 · 32.1%Low 8 · 28.6%Moderate 6 · 21.4%High 0 · 0%

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