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Evidence found and GRADE certainty

486 questions · 503 findings · 36 reviews · Oral and maxillofacial surgery · related questions CL0289

No studies found 116 · 23.1%GRADE not reported 303 · 60.2%Very low 66 · 13.1%Low 12 · 2.4%Moderate 2 · 0.4%High 4 · 0.8%

Absence (previous removal or agenesis) of asymptomatic disease-free impacted wisdom teeth vs Retention (conservative management) of asymptomatic disease-free impacted wisdom teeth

Periodontitis (distal alveolar bone loss, adjacent second molar) · Adults (416 healthy male volunteers aged 24 to 84 years) with asymptomatic disease-free impacted wisdom teeth

It is very uncertain whether absence (previous removal or agenesis) of asymptomatic disease-free… changes periodontitis (distal alveolar bone loss, adjacent second molar) compared with presence (retention) of asymptomatic disease-free impacted wisdom… (very low certainty).

2 findings from 1 review

Absence (previous removal or agenesis) of asymptomatic disease-free impacted wisdom teeth vs Retention (conservative management) of asymptomatic disease-free impacted wisdom teeth

Periodontitis (distal probing depth greater than 4 mm, adjacent second molar) · Adults (416 healthy male volunteers aged 24 to 84 years) with asymptomatic disease-free impacted wisdom teeth

It is very uncertain whether absence (previous removal or agenesis) of asymptomatic disease-free… changes periodontitis (distal probing depth greater than 4 mm, adjacent… compared with presence (retention) of asymptomatic disease-free impacted wisdom… (very low certainty).

2 findings from 1 review

Surgical removal (extraction) of asymptomatic disease-free impacted wisdom teeth vs Retention (conservative management) of asymptomatic disease-free impacted wisdom teeth

Arch length (dental arch dimensional change) · Adolescents or adults with asymptomatic disease-free impacted wisdom teeth

Surgical removal (extraction) of asymptomatic disease-free impacted… may leads to lower arch length (dimensional changes in the dental arch) compared with retention (conservative management) of asymptomatic disease-free… (low certainty).

1 finding from 1 review

Surgical removal (extraction) of asymptomatic disease-free impacted wisdom teeth vs Retention (conservative management) of asymptomatic disease-free impacted wisdom teeth

Little's irregularity index (dimensional changes in the dental arch) · Adolescents or adults with asymptomatic disease-free impacted wisdom teeth

Surgical removal (extraction) of asymptomatic disease-free impacted… showed no clear difference in little's irregularity index (dimensional changes in the dental arch) compared with retention (conservative management) of asymptomatic disease-free… (low certainty).

1 finding from 1 review

Triangular flap vs Envelope flap

Permanent altered tongue, chin, or lip sensation · Adults with mandibular third molars requiring removal

It is very uncertain whether triangular flap changes permanent altered tongue, chin, or lip sensation compared with envelope flap (very low certainty).

1 finding from 1 review