Question · asked by 1 review

Expansion plate with conventional expansion screw vs Expansion plate with spring-loaded expansion screw: Molar and canine expansion

Population
Children and adults with a posterior crossbite, without a Class III skeletal relationship, cleft lip or palate (or both), or other syndrome associated with craniofacial anomalies (included studies were children and adolescents aged 5 to 17 years)
Intervention
Expansion plate with conventional expansion screw
Comparison
Expansion plate with spring-loaded expansion screw
Outcome
Molar and canine expansion

What each review found

Current versions only
FindingEffectStudiesGRADE certainty
Expansion plate with conventional expansion screw vs Expansion plate with spring-loaded expansion screw
Molar and canine expansion · Children and adults with a posterior crossbite, without a Class III skeletal relationship, cleft lip or palate (or…
Orthodontic treatment for posterior crossbites (2021) · Cochrane All outcomes
Oshagh 2012: no significant differences in discomfort and arch size changes; results inadequately reported (no usable data)1 studyGRADE not reported

Findings are shown side by side, never pooled across reviews.

The reviews

ReviewSearched up toIncluded studiesAMSTAR 2
Orthodontic treatment for posterior crossbites
2021 · Cochrane All outcomes
2021-04Not listedNot 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.