Item analysis
View article
Applied Psychometrics: The Steps of Scale Development and Standardization Process Open
This work focuses on presenting the development process of a self-reporting measurement instrument. Numerous scale development procedures are reviewed. They are all summarized into an overall framework of consecutive steps. A concise descr…
View article
Using reliability and item analysis to evaluate a teacher-developed test in educational measurement and evaluation Open
Item analysis is essential in improving items which will be used again in later tests; it can also be used to eliminate misleading items in a test. The study focused on item and test quality and explored the relationship between difficulty…
View article
Health Literacy Measure for Adolescents (HELMA): Development and Psychometric Properties Open
The Health Literacy Measure for Adolescents (HELMA) is a valid and reliable tool for the measurement of the health literacy of adolescents aged 15-18 and can be used to evaluate different levels of functional, interactive, and critical hea…
View article
What Do You Think You Are Measuring? A Mixed-Methods Procedure for Assessing the Content Validity of Test Items and Theory-Based Scaling Open
The valid measurement of latent constructs is crucial for psychological research. Here, we present a mixed-methods procedure for improving the precision of construct definitions, determining the content validity of items, evaluating the re…
View article
Item-Score Reliability in Empirical-Data Sets and Its Relationship With Other Item Indices Open
Reliability is usually estimated for a total score, but it can also be estimated for item scores. Item-score reliability can be useful to assess the repeatability of an individual item score in a group. Three methods to estimate item-score…
View article
Development and validation of the symptom burden questionnaire for long covid (SBQ-LC): Rasch analysis Open
Objective To describe the development and validation of a novel patient reported outcome measure for symptom burden from long covid, the symptom burden questionnaire for long covid (SBQ-LC). Design Multiphase, prospective mixed methods stu…
View article
Developing and validating a nutrition knowledge questionnaire: key methods and considerations Open
Objective To outline key statistical considerations and detailed methodologies for the development and evaluation of a valid and reliable nutrition knowledge questionnaire. Design Literature on questionnaire development in a range of field…
View article
Multidimensional 21st century skills scale: Validity and reliability study Open
This study aims to develop a multidimensional 21st century skills scale for adolescent and early adulthood students in the 15–25 age group. The research was conducted with 660 high school, associate degree and undergraduate students. Fro…
View article
Turkish Version of Acceptance and Action Questionnaire-II (AAQ-II): A reliability and Validity Analysis in Clinical and Non-Clinical Samples Open
Objective: Acceptance and Action Questionnaire-II (AAQ-II) is a self-evaluating scale that has been developed for assessing psychological inflexibility levels. The aim of the present study is to examine reliability and validity of the Turk…
View article
Psychometric evaluation of Persian Nomophobia Questionnaire: Differential item functioning and measurement invariance across gender Open
Background and aims Research examining problematic mobile phone use has increased markedly over the past 5 years and has been related to “no mobile phone phobia” (so-called nomophobia). The 20-item Nomophobia Questionnaire (NMP-Q) is the o…
View article
A Psychometric Analysis of the Italian Version of the eHealth Literacy Scale Using Item Response and Classical Test Theory Methods Open
The findings support the reliability and validity of the translated scale and its use for assessing Italian-speaking consumers' eHealth literacy.
View article
The Development of an Instrument to Measure the Higher Order Thinking Skill in Physics Open
This study is conducted to develop the diagnostic test, which can be used to measure the higher-order thinking skill (HOTs) of students of first-grade senior high school in Bima district, West Nusa Tenggara. The step of developing instrume…
View article
Measuring Student Perceptions to Personal Characters Building in Education: An Indonesian Case in Implementing New Curriculum in High School Open
This paper describes the development of a 21-item instrument for assessing personal characters building in education specifically in high school. After a discussion of the conceptualization and operationalization of personal characters bui…
View article
Validity and Psychometric Evaluation of the Chinese Version of the 5-Item WHO Well-Being Index Open
Aims This article evaluates the psychometric properties of the Chinese version of the 5-item WHO Well-Being Index (WHO-5) in mainland China. Methods Two cross-sectional studies with 1,414 participants from a university in China were conduc…
View article
A Bibliometric Analysis: A Tutorial for the Bibliometrix Package in R Using IRT Literature Open
The bibliometrix package in R programming language, which is frequently used in bibliometric analysis, was introduced in this research. The article aimed to illustrate the various analyses applied in a bibliometric study. For this purpose,…
View article
Item analysis of multiple choice questions: Assessing an assessment tool in medical students Open
Aim: Assessment is a very important component of the medical course curriculum. Item analysis is the process of collecting, summarizing, and using information from student's responses to assess the quality of multiple-choice questions (MCQ…
View article
Complex Thinking and Sustainable Social Development: Validity and Reliability of the COMPLEX-21 Scale Open
Thinking skills are essential to achieve sustainable social development. Nonetheless, there is no specific instrument that assesses all of these skills as a whole. The present study aimed to design and validate a scale to assess complex th…
View article
The Rasch Analysis of Rosenberg Self-Esteem Scale in Individuals With Intellectual Disabilities Open
Based on these results, the validity and reliability of the Rosenberg Self-Esteem Scale for use with individuals with ID were verified. Thus, this scale can be regarded as a useful tool for evaluating the level of self-esteem of individual…
View article
Developing a New Generic Health and Wellbeing Measure: Psychometric Survey Results for the EQ-HWB Open
Items performed well in classical psychometric testing and IRT. This large 6-country collaboration provided evidence to inform item selection for the EQ-HWB measure.
View article
Evaluating the Quality of Higher Education Instructor-Constructed Multiple-Choice Tests: Impact on Student Grades Open
Multiple-choice questions (MCQs) are commonly used in higher education assessment tasks because they can be easily and accurately scored, while giving good coverage of instructional content in a short time. However, studies that have evalu…
View article
Development of a Media Literacy Skills Scale Open
This study aims to develop a reliable and valid scale to identify the levels of media users' media literacy skills. The scale development process was carried out in nine steps as recommended in the literature. Before the scale was administ…
View article
Item Removal Strategies Conducted in Exploratory Factor Analysis: A Comparative Study Open
The aim of this study is to examine how the practice of different item removal strategies during exploratory factor analysis (EFA) phase of scale development change the number of factors, factor loadings, explained variance ratio, and reli…
View article
Development and psychometric evaluation of postgraduate nursing student academic satisfaction scale Open
Aim To develop and evaluate the psychometric properties of postgraduate nursing student academic satisfaction scale (PNSASS). Design The mixed‐method study was carried out in two phases; (a) item generation by hybrid concept analysis and (…
View article
A Short Version of the Physical Activity Enjoyment Scale: Development and Psychometric Properties Open
Objective: The purposes of this paper were to (a) develop a new short, theory-driven, version of the physical activity enjoyment scale (PACES-S) using content analysis; and (b) subsequently to measure the psychometric properties (construct…
View article
A Psychometric Analysis of the Brief Self-Control Scale Open
The Brief Self-Control Scale (BSCS) is a widely used measure of self-control, a construct associated with beneficial psychological outcomes. Several studies have investigated the psychometric properties of the BSCS but have failed to reach…
View article
Psychometric properties of the 26-item eating attitudes test (EAT-26): an application of rasch analysis Open
Background The 26-item Eating Attitudes Test (EAT-26) is a commonly used tool to assess eating disorder risk. The purpose of this study was to examine the psychometric properties of the EAT-26 with a combined sample: (1) of adults with ove…
View article
Health protective behavior scale: Development and psychometric evaluation Open
HPBS has sufficient validity and reliability to measure health protective behaviors in adults.
View article
Thematic Content Analysis of Scale Development Studies Published in the Field of Science and Mathematics Education Open
The aim of this study is to analyse the scale development studies published by researchers in Turkey in terms of content and methodological aspects. For this aim, the papers published in six major academic journals in the field of educatio…
View article
A Chinese and Western medication adherence scale in patients with Chronic Kidney Disease Open
The scale revealed great reliability and validity, which could be used as a measurement tool to evaluate the medication adherence of patients with CKD.
View article
Development and validation of a nutrition knowledge questionnaire for a Canadian population Open
Objective The present study aimed to develop and validate a nutrition knowledge questionnaire in a sample of French Canadians from the province of Quebec, taking into account dietary guidelines. Design A thirty-eight-item questionnaire was…