For nearly 40 years, it has been asserted (see, e.g. Cronbach, 1958, 1992; Cronbach & Furby, 1970; Cronbach & Gleser, 1953; Edwards, 1994; Edwards & Cooper, 1990; Johns, 1981; Wall & Payne, 1973; Werts & Linn, 1970) that difference scores suffer from various methodological problems (about which more anon). In their position statement, Tisak and Smith argue that some of these problems have been ...

BACKGROUND This study was planned in an attempt to develop a scale for the quality of life in pediatric oncology patients aged 7-12, with child and parents forms. MATERIALS AND METHODS In collecting the study data, we used the Child and Parent Information Form, Visual Quality of Life Scale, Scale for Quality of Life Pediatric Oncology Patients Aged 7-12 and the Scale for the Quality of Life i...

Emotional intelligence is an individual’s ability to perceive accurately, evaluate and express emotions. One of the instruments to measure emotional intelligence is the Wong and Law Emotional Intelligence Scale (WLEIS) which consist of four dimensions namely self-emotional appraisal, others’ emotional appraisal, regulation of emotion and use of emotion. The main aim of this research was to eval...

In Italy, the role of a nurse in cancer research is beginning to develop, but instruments developed to delineate the dimensions of the Italian clinical trials nursing role are lacking. This study aimed to translate into Italian the Clinical Trials Nursing Questionnaire (CTNQ) and assess its content validity, internal consistency, and stability reliability. Forward-backward translation and revie...

OBJECTIVE to construct an instrument for the assessment of graduates of undergraduate nursing courses and to validate this instrument through the consensus of specialists. METHOD methodological study. In order to elaborate the instrument, documental analysis and a literature review were undertaken. Validation took place through use of the Delphi Conference, between September 2012 and Septembe...

Fifty years ago, L. J. Cronbach and P. E. Meehl (1955) advocated for the concept of construct validity, noting that psychologists study hypothetical, inferred entities and that validating measures of such entities involves basic theory testing. Three important developments in clinical assessment following that seminal article are noteworthy. First, clinical research has benefited from greater t...

On the basis of an empirical study of measures of constructs from the cognitive domain, the personality domain, and the domain of affective traits, the authors of this study examine the implications of transient measurement error for the measurement of frequently studied individual differences variables. The authors clarify relevant reliability concepts as they relate to transient error and pre...

The purpose of this study is to develop a scale that reveals factors adversely affecting the university preparatory class students’ motivation for the English language and English language classes. The sample included 454 student participants. The researchers used a 6-point Likert-type scale with 50 items to collect the research data. The results of the exploratory factor analysis indicated tha...

Multiple Mini Interview (MMI) is a new selection tool for medical school applicants. Developed at McMaster University in 2004 it comprises a series of interview stations designed to measure performance across a range of competencies including communication skills, team work, and ethical reasoning. In September 2012, 109 First Year Medical students underwent the MMI. It consisted of 10 stations....