Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

419 questions · 420 findings · 128 reviews

No studies found 71 · 16.9%GRADE not reported 69 · 16.4%Very low 96 · 22.9%Low 116 · 27.6%Moderate 63 · 15%High 5 · 1.2%

Elective radical (comprehensive) neck dissection vs Elective selective neck dissection

Adverse events associated with treatment · Adults with oral cavity cancer
1 finding from 1 review

Supraomohyoid neck dissection vs Modified radical neck dissection

Adverse events associated with treatment · Adults with oral cavity or oropharyngeal cancer
1 finding from 1 review

Surgery plus radiotherapy vs Radiotherapy alone

Adverse events associated with treatment · Adults with oral cavity or oropharyngeal cancer
1 finding from 1 review

PET-CT following chemoradiotherapy (neck dissection only if no/incomplete response) vs Planned neck dissection before or after chemoradiotherapy

Adverse events associated with treatment · Adults with oral cavity or oropharyngeal cancer with nodal disease (stage N2 or N3)
1 finding from 1 review