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Δευτέρα 4 Απριλίου 2022

Occlusal schemes for complete dentures

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Occlusal schemes for complete dentures may influence clinical performance and patient satisfaction. Patient characteristics such as alveolar ridge shape and height also influence choice of scheme. There are several schemes to choose from including bilateral balanced, lingualised, canine guidance, group function, and monoplane. A number of studies and reviews have been conducted but a consensus on an ideal occlusal scheme if lacking.

The aim of this overview was to assess the methodological quality and summarize the scientific evidence from secondary studies about the influence of occlusal schemes on the clinical performance of and patient satisfaction with complete dentures.

Methods
A protocol for the review was registered with PROSPERO. Searches were carried out in the Cochrane Library, PubMed, Embase, LILACS, Scopus, the Web of Science, PROSPERO, Google Scholar and Open Science Framework databases. Systematic reviews that included randomized or non-randomized clinical trials evaluating conventional complete dentures with different occlusion schemes on clinical performance and patient satisfaction were considered. Two reviewers independently selected studies and extracted data with disagreements being resolved by a third reviewers. The AMSTAR 2 tool was used to assess the quality of the reviews. The effect of each occlusal scheme in comparison with others was summarized and classified as positive, neutral, negative, or inconclusive based on the conclusions of the systematic review concerning clinical performance and patient satisfaction outcomes.

Results
10 systematic reviews were included.
All 10 reviews included randomised controlled trials (RCTs) 5 also included prospective studies, 2 included other systematic reviews, 2 included clinical studies involving partial dentures or implants.
No meta-analyses were presented in any of the 10 reviews.
Confidence in the reviews was rated as critically low for 7 reviews, low for 2 reviews and moderate for one review using the AMSTAR 2 tool.
Summary suggested that occlusal schemes may influence objective and subjective clinical performance and patients' satisfaction.
Conclusions
The authors concluded: –

.occlusal schemes might interfere with the clinical performance of and patient satisfaction with complete dentures. Lingualized, bilateral balanced, and canine guidance are preferred compared with monoplane occlusion, but lingualized occlusion tends to show better results in some reviews. However, the results should be carefully considered because of the low quality of the systematic reviews included.

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This overview of reviews of the influence of occlusal schemes on the clinical performance of and patient satisfaction with complete dentures included 10 systematic reviews. While the findings suggest that occlusal schemes might interfere with the clinical performance the results should be carefully considered because of the low quality of the systematic reviews included.

The post Occlusal schemes for complete dentures appeared first on National Elf Service.

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