clusterrandomizedtrialisvirtuallytheonlyvalidapproach.However,clus- tertrialsaregenerallymoredifficulttodesignandexecutethanindividually randomizedstudies,andsomedesignfeaturesofaclustertrialmaymakeit particularlyvulnerabletoarangeofthreatsthatcanintroducebias.Inthis ...
The purpose of this paper is to describe the rationale and design of this trial. The SCOPE Intervention Study is a cluster randomized, three-armed controlled trial, that will be conducted in 30 general practices in the Netherlands. Ten practices in the first intervention arm will complete the ...
In the present trial, we aimed to investigate the effects of the early promotion of clinic visits among patients with untreated hypertension detected during annual health checkups. This was a worksite-based, parallel group, cluster-randomized trial with blinded outcome assessment. Employees of 152 ...
(CDSS) that provided patient-specific estimates of the expected ischaemic and haemorrhagic vascular event rates under each potential anti-thrombotic therapy.#Cluster-randomized controlled trial.#We recruited patients who presented for a first investigation of ischaemic stroke or TIA symptoms, excluding ...
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 ...
This study is a two-arm, cluster-randomised, controlled trial that will compare the Silence is Deadly program to a wait-list control condition. Eight Australian high schools will be recruited to the trial, with male students in grades 11 and 12 (16 to 18 years of age) targeted for partici...
(i.e., cluster-randomized control trial, relatively large sample size, measurement of implementation quality), which allows us to infer causality to the SBMT effects. Second, we did not develop the interventions ourselves, thus there is no partiality. Third, we used self- and parent-report ...
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 ...
A cluster-randomised controlled trial has been designed to invest... AMCV Beijsterveldt,MR Krist,SL Schmikli,... - 《Injury Prevention》 被引量: 201发表: 2011年 Exercise program for prevention of groin pain in football players: a cluster-randomized trial ich, P, Larsen, K, Krogsgaard, ...
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...