Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

643 questions · 671 findings · 87 reviews

No studies found 177 · 26.4%GRADE not reported 106 · 15.8%Very low 182 · 27.1%Low 114 · 17%Moderate 66 · 9.8%High 26 · 3.9%

Inferior oblique disinsertion vs anterior transposition

Proportion of participants who received additional strabismus surgery · people with unilateral superior oblique palsy

It is very uncertain whether inferior oblique disinsertion changes proportion of participants who received additional strabismus surgery compared with anterior transposition (very low certainty).

1 finding from 1 review

Inferior oblique disinsertion vs anterior transposition

Proportion of participants with anomalous head position preoperatively with residual head tilt postoperatively · people with unilateral superior oblique palsy

It is very uncertain whether inferior oblique disinsertion changes proportion of participants with anomalous head position… compared with anterior transposition (very low certainty).

1 finding from 1 review

Open surgical exposure vs Closed surgical exposure

Aesthetics: canine rated as abnormal tooth colour · People with maxillary palatally displaced (impacted) canines, unilateral or bilateral (children/adolescents; mean ages 14.2 to 17.5 years)

Open surgical exposure showed no clear difference in aesthetics: canine rated as abnormal tooth colour compared with closed surgical exposure; GRADE not reported.

1 finding from 1 review

Open surgical exposure vs Closed surgical exposure

Success of surgery (eruption of the canine crown sufficient for orthodontic alignment, without repeated surgery) · People with maxillary palatally displaced (impacted) canines, unilateral or bilateral (children/adolescents; mean ages 14.2 to 17.5 years)

Open surgical exposure showed no clear difference in success of surgery (eruption of the canine crown sufficient for… compared with closed surgical exposure (low certainty).

1 finding from 1 review

Open surgical exposure vs Closed surgical exposure

Treatment time: length of time in the operating theatre (first incision to final suture) · People with maxillary palatally displaced (impacted) canines, unilateral or bilateral (children/adolescents; mean ages 14.2 to 17.5 years)

It is very uncertain whether open surgical exposure changes treatment time: length of time in the operating theatre (first… compared with closed surgical exposure (very low certainty).

1 finding from 1 review

Open surgical exposure vs Closed surgical exposure

Gum health: radiographic crestal bone level · People with maxillary palatally displaced (impacted) canines, unilateral or bilateral (children/adolescents; mean ages 14.2 to 17.5 years)

Open surgical exposure showed no clear difference in gum health: radiographic crestal bone level compared with closed surgical exposure; GRADE not reported.

1 finding from 1 review

Open surgical exposure vs Closed surgical exposure

Clinical attachment level (CAL) · People with maxillary palatally displaced (impacted) canines, unilateral or bilateral (children/adolescents; mean ages 14.2 to 17.5 years)

Open surgical exposure showed no clear difference in gum health: clinical attachment level (CAL) compared with closed surgical exposure (low certainty).

1 finding from 1 review