A cluster randomised controlled trial is a type of randomised controlled trial in which groups of subjects (as opposed to individual subjects) are randomised. Cluster randomised controlled trials are also known as cluster randomised trials, group-randomised trials, and place-randomized trials.. A 2004 bibliometric study documented an increasing number of publications in the medical literature ...
Cluster randomization trials, in which intact groups of individuals are randomized to receive different interventions, have been increasingly adopted by public health researchers over the past 2 decades after publication of a seminal article by Cornfield1 and the extensive methodological developments stimulated by this article. The units of randomization for such trials are diverse, including ...
A randomized controlled trial (or randomized control trial; RCT) is a type of scientific (often medical) experiment which aims to reduce bias when testing a new treatment.The people participating in the trial are randomly allocated to either the group receiving the treatment under investigation or to a group receiving standard treatment (or placebo treatment) as the control.
7/11/2012 · A cluster randomised controlled trial study design was used. The intervention comprised a stepwise protocol for the treatment of pain for eight weeks, with additional follow-up lasting four weeks from the end of treatment. The control group received the usual treatment and care.1.
However, control strategies are not clearly defined in this setting. In this study, we compared the impact of standard precautions either alone (control) or combined with screening of residents and decolonization of carriers (intervention) to control MRSA in NHs. DESIGN: Cluster randomized controlled trial.
Cluster Randomized Controlled Trial. A cluster randomized trial (CRT) is a trial in which individuals are randomized in groups—the group as a whole is randomized and not the individual. Physicians, group practices, health plans, or even geographic regions (counties or states) can be defined as clusters.
2/7/2018 · Objective To assess the effectiveness of a school and family based healthy lifestyle programme (WAVES intervention) compared with usual practice, in preventing childhood obesity. Design Cluster randomised controlled trial. Setting UK primary schools from the West Midlands. Participants 200 schools were randomly selected from all state run primary schools within 35 miles of the study centre …
A school‐based cluster randomized controlled trial was conducted in which 19 classes of adolescent girls (N = 347) were allocated to a three‐session mindfulness‐based intervention, dissonance‐based
12/21/2018 · Randomized controlled trial: (RCT) A study in which people are allocated at random (by chance alone) to receive one of several clinical interventions. One of these interventions is the standard of comparison or control. The control may be a standard practice, a placebo ("sugar pill"), or no intervention at all.
9/10/2018 · There is limited evidence from multicenter, randomized controlled studies to inform planning and implementation of antibiotic stewardship interventions in hospitals. A cluster randomized, controlled, intervention study was performed in selected specialities (infectious diseases, pulmonary medicine and gastroenterology) at three emergency care hospitals in Western Norway.
7/31/2014 · The SASA! study assessed the community-level impact of SASA!, a community mobilization intervention to prevent violence and reduce HIV-risk behaviors. From 2007 to 2012 a pair-matched cluster randomized controlled trial (CRT) was conducted in eight communities (four intervention and four control) in Kampala, Uganda.
The full study design is described in the Supplemental Methods. In brief, patients were enrolled at screening between April 14, 2014 and February 10, 2017. Eligible patients were randomized 1:1 to TAU or the guided-care (intervention) arm. Pharmacogenomic testing was performed for all patients between screening and baseline visits.
5/26/2016 · Over 4 years, annual cohorts participate in a 4-arm cluster randomized controlled trial that includes post-intervention follow-up. As shown in Fig. 1, cohorts 1 and 4 represent non-treatment with treatment occurring in cohorts 2 and 3.
12/2/2013 · A clustered randomized controlled trial is carried out to study the feasibility and (cost-)effectiveness of the RM. Randomization takes place at the level of the general practices. The subjects in the intervention group are treated according to the RM.
A cluster randomized, controlled, and open study of 3 cohorts of families with children aged 0 to 3 years attending 25 state DCCs in the Almeria metropolitan area (Spain) was designed. The study duration was 8 months (November 2013–June 2014). The Delegation of Education provided the …
We limited inclusion to interventions conducted primarily in schools (84/113 trials included in scoping review), and to cluster‐randomized (at the school or classroom level) controlled trials, which used accelerometers to assess activity across the whole day. The full inclusion criteria are outlined in Table 1.
12/19/2014 · The TENSE-study is a cluster-randomized, controlled study on dementia special care units (DSCU) of Dutch nursing homes from different regions of the Netherlands. Nursing homes will participate after consent of the management, the unit managers, nursing staff, the board of representatives of residents and the psychologist.
11/7/2007 · Study design. We performed a cluster multi-centre randomized controlled clinical trial to evaluate the effect of applying clinical pathways to process and outcome indicators and to the costs sustained to assist the patients with heart failure.
1/12/2015 · Universal Screening and Decolonization for Control of MRSA in Nursing Homes: A Cluster Randomized Controlled Study - Volume 36 Issue 4 - Cristina Bellini, Christiane Petignat, Eric Masserey, Christophe Büla, Bernard Burnand, Valentin Rousson, Dominique S. Blanc, Giorgio Zanetti
Cluster randomized controlled trial (RCT), in which groups or clusters of individuals rather than individuals themselves are randomized, are increasingly common. Indeed, for the evaluation of certain types of intervention (such as those used in
cluster accompanied by an analysis appropriate to randomization by individual is an exercise in self-deception and should be discouraged” (Cornfield, 1978 ). It might also be added that randomization by cluster accompanied by a sample size assessment appropriate to randomization by individual is an exercise in self -deception.