Results 21 to 30 of about 88,229 (302)

Investigating the Impact of Missing Data Handling Methods on the Detection of Differential Item Functioning

open access: yesInternational Journal of Assessment Tools in Education, 2018
In this study, it is aimed to investigate theimpact of different missing data handling methods on the detection ofDifferential Item Functioning methods (Mantel Haenszel and Standardizationmethods based on Classical Test Theory and Likelihood Ratio Test ...
Hüseyin Selvi, Devrim Özdemir Alıcı
doaj   +1 more source

Does hemispheric lateralization influence functional and cardiovascular outcomes after stroke?: an analysis of placebo-treated patients from prospective acute stroke trials [PDF]

open access: yes, 2008
<p><b>Background and Purpose:</b> The influence of stroke lateralization on functional and cardiovascular outcome after stroke is not well established.
Fink, J.N.   +3 more
core   +1 more source

A genome-wide association study demonstrates significant genetic variation for fracture risk in Thoroughbred racehorses [PDF]

open access: yes, 2014
Background: Thoroughbred racehorses are subject to non-traumatic distal limb bone fractures that occur during racing and exercise. Susceptibility to fracture may be due to underlying disturbances in bone metabolism which have a genetic cause.
Blott, Sarah C.   +8 more
core   +4 more sources

Recent Extensions to the Cochran–Mantel–Haenszel Tests

open access: yesStats, 2018
The Cochran–Mantel–Haenszel (CMH) methodology is a suite of tests applicable to particular tables of count data. The inference is conditional on the treatment and outcome totals on each stratum being known before sighting the data.
J. Rayner, P. Rippon
semanticscholar   +1 more source

Fishery biology of the swordfish (Xiphias gladius, Linnaeus 1758) caught by surface longliners based in Itajaí, southern Brazil

open access: yesBrazilian Journal of Oceanography, 2011
The Xiphias gladius (Linnaeus, 1758) data used in the present study were obtained from commercial fishing cruises of the pelagic longline fleet based in Itajaí, operating in the Southwest Atlantic.
Ana Lia Campos Quaggio   +3 more
doaj   +1 more source

Complications of hypertension in Minhang District of Shanghai based on electronic health records

open access: yesShanghai yufang yixue, 2022
ObjectiveTo determine the complications of hypertension among local residents in Minhang district of Shanghai, and provide scientific evidence for key preventive intervention.MethodsWe retrieved the data from the electronic health records, in which ...
WANG Jiayun   +8 more
doaj   +1 more source

Levosimendan for patients with severely reduced left ventricular systolic function and/or low cardiac output syndrome undergoing cardiac surgery. a systematic review and meta-analysis [PDF]

open access: yes, 2017
Background: Previous studies have shown beneficial effects of levosimendan in high-risk patients undergoing cardiac surgery. Two large randomized controlled trials (RCTs), however, showed no advantages of levosimendan.
Arcadipane, Antonio   +8 more
core   +2 more sources

Applying Item Response Theory (IRT) Modeling to an Observational Measure of Childhood Pragmatics: The Pragmatics Observational Measure-2 [PDF]

open access: yes, 2019
Assessment of pragmatic language abilities of children is important across a number of childhood developmental disorders including ADHD, language impairment and Autism Spectrum Disorder.
Cordier, Reinie   +5 more
core   +2 more sources

Development of ocular hypertension secondary to tamponade with light versus heavy silicone oil: A systematic review

open access: yesIndian Journal of Ophthalmology, 2015
Aim: The intraocular silicone oil (SO) tamponades used in the treatment of retinal detachment (RD) have been associated with a difference ocular hypertension (OH) rate.
Vito Romano   +4 more
doaj   +1 more source

Irregular menstrual cycles as a risk factor of type 2 diabetes mellitus in women of childbearing age

open access: yesJKKI (Jurnal Kedokteran dan Kesehatan Indonesia), 2021
Background: Irregular menstrual cycles are a risk factor for developing type 2 diabetes mellitus (DM) in women. Objective: This study aimed to evaluate irregular menstrual cycles as a risk factor of type 2 DM in women of childbearing age with body fat ...
Dhea Aghestya   +3 more
doaj   +1 more source

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