Results 21 to 30 of about 720,756 (326)

The WHO-5 well-being index – validation based on item response theory and the analysis of measurement invariance across 35 countries

Journal of Affective Disorders Reports, 2020
Background: The five-item World Health Organization Well-Being Index (WHO-5) is a frequently used brief standard measure in large-scale cross-cultural clinical studies.
P. Sischka, A. Costa, G. Steffgen, Alexander F. Schmidt   +3 more
semanticscholar   +1 more source

Potential application of item-response theory to interpretation of medical codes in electronic patient records [PDF]

, 2011
Background: electronic patient records are generally coded using extensive sets of codes but the significance of the utilisation of individual codes may be unclear. Item response theory (IRT) models are used to characterise the psychometric properties of
Van Staa, Tjeerd; id_orcid, Little, P., Delaney, B., Delaney, Brendan, Wolfe, C., van Staa, Tjeerd, Gulliford Martin C, Grieve Andy, Gulliford, M.C., Charlton, Judith, Gulliford, Martin C., Little, Paul, Martin C Gulliford, Grieve, A., van Staa, T., Yardley, L., Dregan Alex, Dregan, A., Moore, M., Taweel, Adel, Andy Grieve, Moore, Michael, Charlton, J., Dregan, Alex; id_orcid, Taweel, A., Tjeerd van Staa, Dregan, Alex, Yardley, Lucy, van Staa Tjeerd, null null, Wolfe, Charles, Rudd, A., Gulliford, Martin C, Rudd, Anthony, eCRT Research Team, Grieve, Andy, Alex Dregan   +36 more
core   +1 more source

Review: Item Response Theory Models Analysis [PDF]

مجلة العلوم التجارية والبيئية
This review paper provides a comprehensive overview of Item Response Theory (IRT), its fundamental concepts in the 1940s, major models, practical applications, and recent developments, and its current status as a cornerstone of modern analysis across ...
Ahmed A. Elsheikh, Heba M Saidelahl
doaj   +1 more source

Development of a “Perceived Stress Scale" Based on Classical Test Theory and Graded Response Model

International Journal of Assessment Tools in Education, 2019
Themain purpose of this study is to develop a perceived stress scale based onClassical Test Theory (CTT) and Graded Response Model (GRM); to compare theparameters of the items in the scale that are tried to be developed accordingto both models, and to ...
Metin Yaşar
doaj   +1 more source

Item Analysis of Academic Procrastination Scale using Classic Test Theory and Item Response Theory among university students

Journal of Umm Al-Qura University for Educational and Psychological Sciences, 2022
Aim: The aim of the study was determine item analysis of Procrastination Scale for MclCloskey (2011) in a sample of college students who study statistics course in terms of classical test theory and Item response theory and study the ...
Abdul Rahman Al Shehri
doaj   +1 more source

Item Response Theory approaches to test scoring and evaluating the score accuracy [PDF]

, 2018
The ultimate goal of psychometric testing is to produce a score by which people can be differentiated. Item Response Theory (IRT) devises methods for estimating person’s score on one or more psychological constructs (traits) from his/her responses to ...
Anna Brown, Brown, Anna
core   +1 more source

The measurement of populist attitudes: Testing cross-national scales using item response theory

Politics, 2020
Recent research in the populism literature has devoted considerable efforts to the conceptualisation and examination of populism on the individual level, that is, populist attitudes.
Steven M. Van Hauwaert, Christian H. Schimpf, Flávio Azevedo   +2 more
semanticscholar   +1 more source

The Integration of Classical Testing Theory and Item Response Theory

Psychology, 2021
The psychological and educational measurement theory, which was born in the early 20th century, has two critical theoretical schools: one is the Classical Testing Theory (CTT) that dominated in the first half of the 20th century, and the another is Item ...
Zhongfeng Hu, Lin Lin, Youhan Wang, Jiawei Li   +3 more
semanticscholar   +1 more source

Item Response Modeling of Forced-Choice Questionnaires [PDF]

, 2011
Multidimensional forced-choice formats can significantly reduce the impact of numerous response biases typically associated with rating scales. However, if scored with classical methodology, these questionnaires produce ipsative data, which lead to ...
Alberto Maydeu-Olivares, Anna Brown, Brown, Anna, Maydeu-Olivares, Alberto   +3 more
core   +1 more source

Teoria da Resposta ao Item Teoria de la respuesta al item Item response theory

Revista da Escola de Enfermagem da USP, 2009
A preocupação com medidas de traços psicológicos é antiga, sendo que muitos estudos e propostas de métodos foram desenvolvidos no sentido de alcançar este objetivo.
Eutalia Aparecida Candido de Araujo, Dalton Francisco de Andrade, Silvana Ligia Vincenzi Bortolotti   +2 more
doaj   +1 more source