In a cluster trial groups of participants (such asgeneral practices or hospital wards) are the unit ofrandomization. Periods of time can also form a clus-ter. Thus, weeks of a year might be randomized sothat an intervention might be implemented during1 week and withdrawn during the control ...
tion.Inaclustertrialgroupsofparticipants(suchas generalpracticesorhospitalwards)aretheunitof randomization.Periodsoftimecanalsoformaclus- ter.Thus,weeksofayearmightberandomizedso thataninterventionmightbeimplementedduring 1weekandwithdrawnduringthecontrolweek.The useofclusterrandomization,andappropriatestatis- tical...
Characteristics of Cluster Randomized Trials: Are They Living Up to the Randomized Trial?Cluster randomized control trials (RCTs) are a form of prospective study where groups of individuals are allocated to an intervention. They offer the unique advantage of rigorously evaluating practices that cannot...
cluster-randomized controlled trial.Setting: Fifty-two California colleges.Patients or Other Participant(s): A total of 883 subjects in 27 intervention colleges and 702 subjects in 25 control colleges participated, as did 48 certified athletic trainers.Intervention(s): For college athletic trainers ...
Method: The Sound Start Study was a cluster-randomized controlled trial. Seventy-nine early childhood centers were invited to participate, 45 were recruited, and 1,205 parents and educators of 4- and 5-year-old children returned questionnaires. Children whose parents and educators had concerns ...
The standard approach in a randomized controlled trial (RCT) is to randomize individuals to intervention and control groups. Yet, nursing and other health interventions are often implemented at the levels of health service organizational unit or geographical area. It may be more appropriate to conduct...
2012. Cluster randomized controlled trial of the plastic BioSand water filter in Cambodia. Environ. Sci. Technol. 46:722-28Stauber CE, Printy ER, McCarty FA, Liang KR, Sobsey MD, 2012. Cluster randomized controlled trial of the plastic Bio- Sand water filter in Cambodia. Environ Sci ...
The objective of this paper is to describe the study design of a cluster randomized controlled trial aimed at evaluating the effectiveness of an obesity and diabetes work place intervention in an immigrant farm worker population. PASOS is an obesity and diabetes intervention program that will be ...
Objectives The aim of this cluster randomized trial was to evaluate the effectiveness of a school-based theatre intervention program for immigrant and refugee youth in special classes for improving mental health and academic outcomes. The primary hypothesis was that students in the theatre intervention ...
The Kids Obesity Prevention Program: Cluster Randomized Controlled Trial to Evaluate a Serious Game for the Prevention and Treatment of Childhood Obesity... I Mack,N Reiband,C Etges,... - 《Journal of Medical Internet Research》 被引量: 0发表: 2020年 In pursuit of change: youth response to...