Question · asked by 1 review
Removable appliance with palatal crib associated with high-pull chincup vs no treatment: Mandibular ramus growth
- Population
- Children and adolescents (over 80% aged 16 years or younger at treatment start) with anterior open bite (lack of vertical overlap or contact of the upper and lower incisors); sucking habits stopped 1 year or more before treatment; excluding class III skeletal relationship, cleft lip or palate, or other craniofacial syndrome
- Intervention
- Removable appliance with palatal crib associated with high-pull chincup
- Comparison
- no treatment
- Outcome
- Mandibular ramus growth
What each review found
Current versions onlyNo studies found 0 · 0%GRADE not reported 2 · 100%Very low 0 · 0%Low 0 · 0%Moderate 0 · 0%High 0 · 0%
| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Removable appliance with palatal crib associated with high-pull chincup vs No treatment Mandibular ramus growth · Children and adolescents (over 80% aged 16 years or younger at treatment start) with anterior open bite (lack of… · End of treatment (12 months) Orthodontic and orthopaedic treatment for anterior open bite in children (2014) · Cochrane All outcomes | Cephalometric data (SNA, Co-A, SNB, Ar-Go, Ar.GoMe, Co-Gn, ANB) were reported to be not significantly different between groups; effects were dento-alveolar rather than skeletal. No pooled estimate (Almeida 2005). | 1 study | GRADE not reported |
Removable appliance with palatal crib associated with high-pull chincup vs No treatment Mandibular ramus growth · Children and adolescents (over 80% aged 16 years or younger at treatment start) with anterior open bite (lack of… · End of treatment (12 months) Orthodontic and orthopaedic treatment for anterior open bite in children (2007) · Cochrane All outcomesearlier version CD005515.PUB2, superseded | Cephalometric data (SNA, Co-A, SNB, Ar-Go, Ar.GoMe, Co-Gn, ANB) were reported to be not significantly different between groups; effects were dento-alveolar rather than skeletal. No pooled estimate (Almeida 2005). | 1 study | GRADE not reported |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Orthodontic and orthopaedic treatment for anterior open bite in children 2014 · Cochrane All outcomes | 2014-02 | Not listed | Not assessed |
How reviews are matched to this question
Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.