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Effects of unstratified and centre‐stratified randomization in multi‐centre clinical trials

VV Anisimov - Pharmaceutical Statistics, 2011 - Wiley Online Library
A new analytic approach using a Poisson-gamma patient recruitment model (patients arrive at
different centres according to Poisson processes with rates sampled from a gamma distributed
population) and its further extensions is proposed. Closed-form expressions for ...
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Randomized Controlled Trials

CM McCarthy - Plastic and reconstructive surgery, 2011 - journals.lww.com
... Stratified randomization requires that known prognostic factors be measured before randomization
occurs. ... 5. Randomization, Concealment, and Blinding. Practically speaking, simple, blocked,
and/or stratified randomization will be performed, often with the aid of a statistician. ...
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The Influence of Variable Range of Motion Training on Neuromuscular Performance and Control of External Loads

RA Clark, B Humphries, E Hohmann… - The Journal of Strength …, 2011 - journals.lww.com
... matched training program. The participants were assigned to a group based on
stratified randomization incorporating their strength levels and performance gains
in preceding training microcycles. Testing consisted of assessing ...
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Betting on Biomarkers

RH Perlis - American Journal of Psychiatry, 2011 - Am Psychiatric Assoc
... Instead, however, the authors made an important and risky bet, choosing to stratify
randomization according to a common genetic variation and then to analyze their
results within genetically defined subgroups. With the use ...
Cited by 2 - Related articles - All 3 versions

Reduction in Antibiotic Use Following a Cluster Randomized Controlled Multifaceted Intervention: The Israeli Judicious Antibiotic Prescription Study

G Regev-Yochay, M Raz, R Dagan… - Clinical Infectious …, 2011 - cid.oxfordjournals.org
... Eligible physicians that agreed to participate were assigned to a control or intervention study
group through use of stratified randomization. Stratifying variables included the practice
location, practice size, and APR at baseline (years 2000–2001). ...
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