This review comparing the effects of vacuum-formed retainers (VFR) and Hawley retainers (HR) on periodontal health included 6 RCTs. While the findings suggests a statistical benefit in favour of HR in the short term the studies are small, short-term and most ( 5) were considered to be at high risk of bias.
[read the full story...]Orthodontic retention: trial finds no difference between three methods at 5 years
The paper reports the finding of a small trial of three type of orthodontic retention 5 years or more post retention and finds no difference. Previously the authors reported their findings after two years of retention again showing no differences.
[read the full story...]Review finds insufficient evidence to determine whether Hawley or vacuum-formed retainers are most effective following orthodontic treatment
Retention is an essential phase of orthodontic treatment without which there is a tendency for teeth to return to their initial position. The aim of this review was to compare the effects of Hawley retainers (HRs) and vacuum-formed retainers (VFRs) Searches were conducted in Cochrane Central Register of Controlled Trials (CENTRAL), Medline, Embase, ISI Web [read the full story…]