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Evidence found and GRADE certainty

46 questions · 54 findings · 1 reviews

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No studies found 3 · 5.6%GRADE not reported 37 · 68.5%Very low 3 · 5.6%Low 7 · 13%Moderate 4 · 7.4%High 0 · 0%

Facemask with rapid maxillary expansion (RME) vs Modified tandem appliance

Overjet · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

Facemask with rapid maxillary expansion (RME) led to higher overjet compared with modified tandem appliance; GRADE not reported.

1 finding from 1 review

Facemask with rapid maxillary expansion (RME) vs Mini maxillary protractor

ANB · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

Facemask with rapid maxillary expansion (RME) led to lower ANB compared with mini maxillary protractor; GRADE not reported.

1 finding from 1 review

Facemask with rapid maxillary expansion (RME) vs Reverse Twin Block with lip pads and rapid maxillary expander (RME)

Wits appraisal · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

Facemask with rapid maxillary expansion (RME) led to lower wits appraisal compared with reverse Twin Block with lip pads and rapid maxillary expander (RME); GRADE not reported.

1 finding from 1 review

Non-surgical orthodontic treatment (any: facemask, chin cup, tandem traction bow, mandibular headgear, ORTA, reverse Twin Block, Reverse Forsus) vs no treatment

Overjet · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

Non-surgical orthodontic treatment (any: facemask, chin cup, tandem… probably leads to higher overjet compared with no treatment (moderate certainty).

1 finding from 1 review

Non-surgical orthodontic treatment (any: facemask, chin cup, tandem traction bow, mandibular headgear, ORTA, reverse Twin Block, Reverse Forsus) vs no treatment

Wits appraisal · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

Non-surgical orthodontic treatment (any: facemask, chin cup, tandem… led to higher wits appraisal compared with no treatment; GRADE not reported.

1 finding from 1 review

Non-surgical orthodontic treatment (any: facemask, chin cup, tandem traction bow, mandibular headgear, ORTA, reverse Twin Block, Reverse Forsus) vs no treatment

ANB · Children and adolescents (aged 16 years or younger) with prominent lower front teeth (Class III malocclusion)

Non-surgical orthodontic treatment (any: facemask, chin cup, tandem… probably leads to higher ANB compared with no treatment (moderate certainty).

1 finding from 1 review