Question · asked by 1 review

Maxillary distraction osteogenesis vs Orthognathic surgery (conventional Le Fort I osteotomy): Speech: nasal emission

Population
Adolescents or adults (15 years or older) with an established diagnosis of complete cleft lip and alveolar process, or complete unilateral or bilateral cleft lip and palate (involving the alveolar process); non-syndromic, requiring surgical correction of maxillary hypoplasia
Intervention
Maxillary distraction osteogenesis
Comparison
Orthognathic surgery (conventional Le Fort I osteotomy)
Outcome
Speech: nasal emission

Maxillary distraction osteogenesis showed no clear difference in speech: nasal emission compared with orthognathic surgery (conventional Le Fort I osteotomy); GRADE not reported.

What each review found

Include earlier review versions
FindingEffectStudiesGRADE certainty
Maxillary distraction osteogenesis vs Orthognathic surgery (conventional Le Fort I osteotomy)
Speech: nasal emission · Adolescents or adults (15 years or older) with an established diagnosis of complete cleft lip and alveolar process, or… · 17 months
Maxillary distraction osteogenesis showed no clear difference in speech: nasal emission compared with orthognathic surgery (conventional Le Fort I osteotomy); GRADE not reported.
Maxillary distraction osteogenesis versus orthognathic surgery for cleft lip and palate patients (2018) · Cochrane All outcomes
RR 3.00 [0.14, 66.53]1 study · 22 participantsGRADE not reported

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

The reviews

ReviewSearched up toIncluded studiesAMSTAR 2
Maxillary distraction osteogenesis versus orthognathic surgery for cleft lip and palate patients
2018 · Cochrane All outcomes
2018-05Not 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.