Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

61 questions · 63 findings · 6 reviews

No studies found 17 · 27%GRADE not reported 2 · 3.2%Very low 17 · 27%Low 24 · 38.1%Moderate 3 · 4.8%High 0 · 0%

Frankel's function regulator-4 (FR-4) with lip-seal training vs no treatment

Reduction or treatment of obstructive sleep apnoea syndrome (OSAS) or upper airway resistance syndrome (UARS) · Children and adolescents (over 80% aged 16 years or younger at treatment start) with anterior open bite (lack of vertical overlap or…

The review found no eligible studies for this question.

1 finding from 1 review

Frankel's function regulator-4 (FR-4) with lip-seal training vs no treatment

Signs and symptoms of respiratory disease · Children and adolescents (over 80% aged 16 years or younger at treatment start) with anterior open bite (lack of vertical overlap or…

The review found no eligible studies for this question.

1 finding from 1 review