This review to evaluate the effect of low-level laser therapy (LLLT) on burning pain, quality of life, and negative emotions in patients with burning mouth syndrome included 14 RCTs only two of which were at low risk of bias.While the findinds suggest that LLLT has a positive effect the quality of evidence means the findings should be interpreted cautiously.
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This review of different topical medications for the management of recurrent aphthous stomatitis (RAS) included 43 RCTs. No significant differences were found for any if the treatments assessed and a majority of the included RCTs (76%) were considered to be at high risk of bias.
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This review of the association between higher dental caries experience and lower serum vitamin D levels in children included 13 studie. The findings suggest higher levels of caries in patients with lower vitamin D levels.
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This review of the prevalence of edentulism among diabetic patients compared to non-diabetic people included 7 cross-sectional studies. The findings suggest a higher level of edentulism in diabetic patients but the findings should be interpreted cautiously.
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This review of the comparative efficacy of fibre and metal posts used for the restoration of endodontically treated teeth included 25 RCTs. The findings suggest that fibre post performe better than metal posts but the findings should be interpreted with caution.
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This review assessing the prevalence of failure of both maxillary and mandibular fixed orthodontic bonded retainers (FOBRs) included 34 studies. The findings incicate an overall failure rate of 28.17% (23.19 to 33.15%) based on 31 studies. However the certainty of the evidence was very low to low so the findings should be interpreted cautiously.
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This review to determine the prevalence of middle mesial canal (MMC) in mandibular molars using cone beam computed tomography included 34 studies. THTe findings suggest a MMC prevalence of 4.4% (95%Cl: 3.5% to 5.3%) in first permanent molars and 1.3% (95%Cl: 0.08% to 1.8%) in second permanent molars.
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This review comparing immediate implant placement using flap or flapless surgery included 5 small RCTs involving a total of 140 patients. The findings suggested a benefit for flapless srugery but in addition to being small the studies were short term and 3 of the 5 studies were considered to be at high risk of bias.
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This review of the the potential impact of prenatal Vitamin D levels on enamel defects and tooth erosion included 7 studies. While the findings suggest an association between Vitamin D and emamel defects the studies varied in relation to the study designs, Vitamin D assessment methods, enamel defect assessment, and demographic characteristics of the populations studied so the findings should be interpreted very cautiously.
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This review of the prevalence of maxillofacial trauma by different causes in children and adolescents included 58 studies. The findings indicated that road traffic accidents and falls were the commonest causes. However rates do vary across difference geographic regions.
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