This review comparing the treatment effects of lingual and buccal orthodontic appliances only identified 4 small low quality studies. No differences were found however the findings should be interpreted cautiously.
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Only 6 studies were available for this review of the adverse effect of lingual and buccal orthodontic treatment. The available data suggests that lingual orthodontic techniques may induce higher levels of pain, speech difficulties, and oral hygiene problems but thes findings should be views with caution because of the limited quality of the evidence.
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11 studies were identified for this review of lingual fixed orthodontic appliances. while some benefits were suggested the quality of the available studies was very low providing insufficient evidence of the effectiveness of lingual appliances.
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16 studies were included in this review but the majority were retrospective with only 1 RCT at unclear risk of bias. While the available data suggests satisfactory clinical outcomes, no high quality evidence is available.
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