Toothbrushing: fluoride toothpaste needed to reduce caries

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Three RCTs were included in this review of the association between personal oral hygiene and coronal dental caries. The findings suggest that in the absence of fluorides personal oral hygiene did not reduce the incidence of caries.

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Low dose Amisulpride for very late onset schizophrenia-like psychosis: the ATLAS study

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Elwira Lubos summarises the recent ATLAS RCT of antipsychotic treatment for very late-onset schizophrenia-like psychosis, which provides evidence for the effectiveness of a very low dose of Amisulpride (100 mg).

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Crown lengthening – Are outcomes stable?

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This review to assess if surgical crown lengthening produces stable clinical outcomes only identified 5 small trials all at high risk of bias

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The US opioid crisis: quantifying the impact

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Emma Wincup examines a recent US cross-sectional study that measures the burden of opioid-related mortality in the United States, which suggests that opioids (prescribed and illicit) could kill nearly half a million people across America over the next decade.

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Oral potentially malignant disorders – how common are they?

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This review of the prevalence of oral potentially malignant disorders included 22 observational studies providing a pooled estimate for prevalence of 4.47% (95% CI;2.43-7.08).

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Inhaling evidence about tobacco and psychosis

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Ian Hamilton explores a recent Finnish study of adolescent tobacco smoking and the risk of psychosis, which found that young people aged 15-16 who smoked more than 10 cigarettes a day were three times more likely to have psychosis by the time they reached age 30.

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Fixed orthodontic appliances- which type of archwire first?

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This Cochrane review of the effects of initial arch wires for the alignment of teeth with fixed orthodontic appliances includes 12 RCTs and updates a previous review. The review finds moderate quality evidence shows that archwires of coaxial superelastic nickel-titanium (NiTi) can produce greater tooth movement over 12 weeks than arch wires made of single-strand superelastic NiTi.

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Does self-harm in young people increase the risk of subsequent suicide?

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Pooky Knightsmith picks apart a recent Swedish cohort study, which found that all youths presenting to a clinical setting with self-harm were at an elevated future risk of suicide.

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After the crisis: self-management and peer-support

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Jenny Collom, Maria Giorgalli and Derek Tracy welcome a new RCT published yesterday in The Lancet which demonstrates the benefits of peer-supported self-management for people discharged from a mental health crisis team.

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Conversational agents for mental health apps: now with added artificial empathy

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Matthew Bennion reviews two recent studies that sought to develop artificially empathic conversational agents for use in mental health.

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