This review of the effectiveness of removable complete denture disinfection using microwaves for the treatment of denture stomatitis included 3 small RCTs. While the findings suggest that microwave may be effective the evidence is of low certainty so additional high quality well reported studies are needed.
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11 RCTs were included in this Cochrane review which looked at the relative effectiveness of fissure sealants compared with fluoride varnishes for the prevention of caries in the occlusal surfaces of permanent teeth.
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This review of the effect of powered and manual toothbrushes on oral health during fixed applinace orthodontic treatment included 7 RCTs. The findings suggest no diference between the toothbrush types. However the quality of the evidence is low and the studies are of short duration.
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This review of sub-gingival chlorhexidine chips as an adjunct to scaling and root planing in patients with chronic periodontitis included 15 RCTs involving 620 patients in total. Findings suggest an additional improvement with adjunctive use of chlorhexidine chips.
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Imogen Bell summarises a systematic review relating to her own Wellcome Trust funded research into repetitive negative thinking in anxiety and depression.
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This review comparing the duration of fixed orthodontic treatment between adults and adolescents included 11 studies the majority of which were retrospective. Meta-analyses indicated no statisticall or clinical differences in duration although the quality of the available evidence was low to very low.
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This Cochrane rapid review of the effectiveness of methods used during dental treatment procedures to minimize aerosol production and reduce or neutralize contamination in aerosols. While the studies suggest a reduction in the levels of bacterial contamination the quality of the studies means the evidence is of low certainty.
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David Hallford summarises a recent systematic review and meta-analysis on the effectiveness of psychotherapy for depression across the lifespan.
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This review of the global prevalence of dental anxiety in children and adolescents included 50 studies reported in 57 papers. The findings showed that dental anxiety is a frequent problem in 3‐ to 18‐year‐olds worldwide being commoner in schoolchildren and preschool children than in adolescents.
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Kinga Antal reviews a network meta-analysis which finds that individual, group, telephone and guided self-help CBT are all equally effective for treating depression in adults.
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