Findings

What do systematic reviews say?

3 questions · 3 findings · 1 reviews · Oral Health

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No studies found 0 · 0%GRADE not reported 3 · 100%Very low 0 · 0%Low 0 · 0%Moderate 0 · 0%High 0 · 0%

Fixed expander with differential opening expansion (DOE) vs Fixed fan-type expander

Canine expansion · Children and adults with a posterior crossbite, without a Class III skeletal relationship, cleft lip or palate (or both), or other…

1 finding from 1 review

Orthodontic treatment for posterior crossbites 2021 · Cochrane All outcomes
Massaro 2020: DOE 7.76 (SD 1.23) mm vs fan-type 8.80 (SD 1.33) mm; P=0.008 (favours fan-type)
1 study
GRADE not reported

Fixed expander with differential opening expansion (DOE) vs Fixed fan-type expander

Molar expansion · Children and adults with a posterior crossbite, without a Class III skeletal relationship, cleft lip or palate (or both), or other…

1 finding from 1 review

Orthodontic treatment for posterior crossbites 2021 · Cochrane All outcomes
Massaro 2020: DOE 5.10 (SD 1.17) mm vs fan-type 2.23 (SD 0.75) mm; P<0.001 (favours differential opening)
1 study
GRADE not reported

Fixed expander with differential opening expansion (DOE) vs Fixed fan-type expander

Crossbite correction · Children and adults with a posterior crossbite, without a Class III skeletal relationship, cleft lip or palate (or both), or other…

1 finding from 1 review

Orthodontic treatment for posterior crossbites 2021 · Cochrane All outcomes
Massaro 2020: differential opening 24/24 vs fan-type 18/24 crossbites corrected
1 study
GRADE not reported