Clear aligners: little evidence available to support their effectiveness

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This review of clear aligners for orthodontic treatment only identified 4 small studies of limited quality providing little evidence to support their effectiveness.

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Periodontal health: improved during clear aligner treatment suggests review

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This review looks at one potential side effect of clear aligner treatment, periodontal health. However only 5 small studies of limited quality are available. All of the included studies found that periodontal health improved however because of the limited evidence available the findings should be interpreted with caution.

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Orthodontic aligners: little evidence to assess their effectiveness

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The use of clear orthodontic aligners is increasing, despite searching a wide range of databases this review only identified a limited number of small studies. The quality of the studies was not sufficient to draw any evidence-based decisions on the effectiveness of orthodontic aligners so better quality studies are needed.

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