Results 1 to 10 of about 267,933 (307)

How to do random allocation (randomization). [PDF]

open access: yesClin Orthop Surg, 2014
To explain the concept and procedure of random allocation as used in a randomized controlled study.We explain the general concept of random allocation and demonstrate how to perform the procedure easily and how to report it in a paper.
Kim J, Shin W.
europepmc   +3 more sources

Comparison of sampling effort allocation strategies in a stratified random survey with multiple objectives

open access: yesAquaculture and Fisheries, 2020
Stratified random survey is commonly used to estimate abundance indices of fish populations in multispecies survey, providing reliable data for stock assessment and fisheries management. In some cases, however, the sample size is relatively small because
Guosheng Zhang   +6 more
doaj   +3 more sources

Random allocation software for parallel group randomized trials [PDF]

open access: yesBMC Medical Research Methodology, 2004
Background Typically, randomization software should allow users to exert control over the different aspects of randomization including block design, provision of unique identifiers and control over the format and type of program output.
Saghaei Mahmood
doaj   +3 more sources

The Role of Random Allocation in Randomized Controlled Trials: Distinguishing Selection Bias from Baseline Imbalance

open access: yesJournal of MultiDisciplinary Evaluation, 2013
Background: This paper addresses one threat to the internal validity of a randomized controlled trial (RCT), selection bias. Many authors argue that random allocation is used to ensure baseline equality between study conditions in a given study and ...
Allyn Fives   +7 more
doaj   +3 more sources

An Easily Accessible Web-Based Minimization Random Allocation System for Clinical Trials

open access: yesJournal of Medical Internet Research, 2013
BackgroundMinimization as an adaptive allocation technique has been recommended in the literature for use in randomized clinical trials.
Xiao, Lan   +3 more
doaj   +2 more sources

A Novel Method for Generating Spatially Resolved Synthetic Populations for Health Impact Assessments in Vulnerable Populations [PDF]

open access: yesGeoHealth
The spatial resolution of environmental exposure and sociodemographic population data is often mismatched given limited publicly available population data that complies with privacy requirements for individuals. To address this limitation, we developed a
Flannery Black‐Ingersoll   +6 more
doaj   +2 more sources

Randomization methods and cluster size in cluster randomized trials conducted in elementary and high schools [PDF]

open access: yesVojnosanitetski Pregled, 2022
Background/Aim. Randomization allows for study groups to be formed so that they are similar in all characteristics except outcomes. The aim of this study was to examine the frequency of randomization methods and their effect on achieving baseline balance
Pajčin Mirjana   +3 more
doaj   +1 more source

Random allocation of jobs with weights and precedence

open access: yesTheoretical Computer Science, 1996
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Chakrabarti, Soumen, Soumen Chakrabarti
openaire   +2 more sources

On the Numbers of Particles in Cells in an Allocation Scheme Having an Even Number of Particles in Each Cell

open access: yesMathematics, 2022
We consider the usual random allocation model of distinguishable particles into distinct cells in the case when there are an even number of particles in each cell. For inhomogeneous allocations, we study the numbers of particles in the first K cells.
Alexey Nikolaevich Chuprunov   +1 more
doaj   +1 more source

Stress Management as a Clinical Approach to the Complementary Treatment of Fibromyalgia

open access: yesApplied Sciences, 2021
Fibromyalgia is a chronic syndrome that can have a devastating effect on the lives of those who suffer from it. These types of patients experience high levels of pain, as well as deficits in terms of positive affect and social relationships, which are ...
María del Carmen Zabala-Baños   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy