No new trials were available for this Cochrane review update. Only 8 RCTs were available providing inconsistent, low-quality evidence for a difference in postoperative hypersensitivity after placing a liner for posterior resin-based composite restorations in adult permanent teeth.
[read the full story...]Fluoride toothpaste: Effects of different fluoride concentrations on caries
This Cochrane review of effectiveness of different fluoride concentrations of toothpaste in reducing dental caries updates the 2010 review and includes 96 RCTs. It provideds good evidence to support the benefits of using fluoride toothpaste in preventing caries and demonstrates a does response effect.
[read the full story...]Reminiscence therapy for people living with dementia: Cochrane review is inconclusive
Liz Collier and Solomon Towuru summarise the recently updated Cochrane systematic review on reminiscence therapy for dementia, which includes evidence showing that reminiscence therapy may improve quality of life, cognition, communication and possibly mood in people with dementia in some circumstances, although all the benefits were small.
[read the full story...]Mouth and throat cancer: evidence for best surgical approaches uncertain
12 RCTs were included in this Cochrane review update of surgical approches for the management of oral and pharyngeal cancer. The certaintly of the evidence was very low as there were limited numbers of studies for each comparison.
[read the full story...]Routine scale and polish for periodontal health
Two UK primary care-based trials were included in this Cochrane review update of routine scale and polish. They provide high certainty evidence of litte or no difference between 6- & 12-monthly scale and polish for adult regular attenders without severe periodontitis.
[read the full story...]Tooth whitening with home-based bleaching products
This Cochrane review update of the effects of home-based tooth whitening products dispensed by a dentist or over-the-counter included 71 RCTs. However, most of thetrials were small single studies of interventions of highly variable nature providing very low-certainty evidence over short time periods to support the effectiveness of home-based chemically-induced whitening.
[read the full story...]Sedation for children undergoing dental treatment
This Cochrane review update of the efficacy and relative efficacy of conscious sedation agents and dosages for behaviour management in paediatric dentistry includes 50RCTs providing some moderate-certainty evidence that oral midazolam is an effective sedative agent for children undergoing dental treatment.
[read the full story...]Periodontal infrabony defects: does autologous platelet concentrates (APC) improve surgical outcomes
38 RCTs were included in this Cochrane review of the effects of autologous platelet concentrates (APC) used as an adjunct to periodontal surgery. Very low quality evidence was found for two approaches involving open flap debridement.
[read the full story...]Implant overdentures: effectiveness of attachment systems
6 RCTs were included in this Cochrane review of attachment systems for implant overdentures. The included studies provide insufficient evidence of relative effectiveness of prosthodontic success, prosthodontic maintenance, patient satisfaction, patient preference or costs.
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