This review looked at the impact of gingival retraction on periodontal health. Only 10 small studies were available so which no method seems significantly superior the quality of the available evidence is limited.
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This review considered the effect of mandibular implant overdentures on the nutrition and nutritional status of older adults. Six small studies were included, overdentures were not seen to have an effect on BMI, albumin or vitamin B12 six months
 after treatment.
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This Cochrane review found 5 RCTs of pre-op analgesics prior to dental treatment for children under local anaesthetic. The evidence as insufficient to determine a benefit but there may be a benefit prior to orthodontic band placement. Further high quality studies are needed.
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40 studies were identified for this review of dental implants in irradiated patients. While survival rates were good, they were lower than in non-irradiated areas. As the majority of the included studies were retrospective the findings should be viewed cautiously.
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14 studies were included in this review of dental implant failure rates. Findings suggest that failure is not higher for diabetic patients than for non-diabetic patients.
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This review of difference designs of laminate veneers included 8 studies demonstrating no difference between those with incisal coverage and those without. However the studies were small and there was a great deal of variation so the results should be interpreted cautiously.
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This review considers partial fixed dental prostheses (FDPs) supported by implants and teeth. 10 small limited quality studies were included and suggest they may be an alternative to implant supported FDPs.
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38 studies were included in this review comparing survival rates of turned and anodised-surface dental implants. The findings suggest that turned implants have a higher failure rate but the evidence is limited as the review includes a substantial proportion of retrospective studies.
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This review compare single step impressions verses two step impression techniques for complete denture construction. 7 RCTs were included and they suggests that a two step approach is not necessary for technical quality, user satisfaction or quality of life.
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The aim of this review was to evaluate the survival rate of resin and ceramic inlays, onlays, and overlays and to identify the types of complications associated with the main clinical outcomes.
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