This latest review of digital orthodontic models includes 35 studies, the majority directly compared digital and plaster models. The overall quality was considered moderate and digital models were considered to be a as reliable as traditional plaster models, with high accuracy, reliability, and reproducibility.
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7 small studies are included in this Cochrane review which suggests that adjunctive periodontal therapy helps increase the efficiency of H. pylori eradication. OR = 2.15 (95%CI; 1.47 to 3.14)
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8 prospective and 11 retrospective studies were included in this review of wide (≥5 mm) dental implants. Data suggests 5-year survival rates over 92% ( 95%CI; 79.6%- 97.5%).
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This review only identified 5 small studies that provided insufficient evidence to compare outcomes using sodium hypochlorite and chlorhexidine for root canal disinfection. Additional high quality RCTs are required.
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Only 4 small studies at high risk of bias were available for this review of cone-beam computed tomography (CBCT) for diagnosis of vertical root fracture, providing insufficient evidence to suggest that CBCT is a reliable test.
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This RCT found no differences between single and multiple visit root canal treatment outcomes at 18 months Success rates for single visit treatments were 88.9% compared with 87.4% for multiple visits
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Data from a cohort of children (6-11 years old) participating in the Canadian Health Measures Survey (CHMS) suggests an association between vitamin D status and dental caries. Children with 25(OH)D concentrations ≥75 nmol/L had a 39% lower odds of having experienced caries.
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15 studies involving 1722 patients were included in this Cochrane review update on orthodontic retention. However, there was insufficient high quality evidence to make recommendations on retention procedures.
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This small trial of probiotics as an adjunct to toothbrushing with a fluoride toothpaste to reduce caries in pre-school children suggests some additional benefit. Further studies are needed to clarify the findings, assess dose response, acceptability and cost effectiveness.
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This review of platform-switching of dental implants included 17 RCTs and found that bone loss was lower than in regular platform implants, mean difference = -0.41mm (95%CI; -0.58 to -0.24) with no difference in failure rates RR = 1.10 (95%CI; 0.6–2.02).
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