50 observational studies were included in this review of the effect of oral hygiene on periodontitis. The data suggests that poor oral hygiene increases the risk of periodontitis by around two- to five-fold compared with good OH. However the quality of the data is considered to be of low quality.
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This review of the effect of tapered or end-rounded filament toothbrushes on clinical parameters included just 5 RCTs providing inconclusive evidence to recommend one type over another.
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This small RCT of a computer game to deliver oral health education in high caries risk children and families was highly satisfactory to users. Improvements in knowledge were demonstrated is the short term > however there was a high drop out rate an further studies are needed to assess change sin other groups and longer term benefits.
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In patients with moderate to advanced periodontitis this longitudinal study demonstrated that long-term tooth retention is possible for compliant patients using a non-regenerative treatment concept.
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38 RCTs were included in this Cochrane review update of oral health care in ventilated patients. High quality evidence was found to show that chlorhexidine mouthwash or gel reduces the risk of developing ventilator-associated pneumonia in critically ill patients from 25% to about 19%.
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This review of the efficacy of brushing with and without a toothpaste for plaque removal identified 10 trials involving a total of 444 patients. While the results suggest no differences other reviews have demonstrated clear oral health benefits from brushing with toothpaste.
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This Cochrane review of community-based oral health promotion interventions included 38 studies and suggests that interventions combining oral health education with supervised toothbrushing or professional preventive oral care can reduce dental caries in children.
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This Cochrane review update of oral health advice for patients with serious mental illness only included 3 RCTs. The identified studies were of low to moderate quality providing limited evidence to support decision making about the effectiveness of oral health advice for people with serious mental illness.
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Only 9 small studies were identified for this review of the prevention and treatment of periodontal disease in patients with Down’s syndrome. More high quality studies are needed to help inform clinical practice
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33 longitudinal studies were included in this review of the impact of the frequency toothbrushing on dental caries. Frequent brushers had fewer new cavities.
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