What do self‐efficacy items measure? Examining the discriminant content validity of self‐efficacy items

• Published in: British journal of health psychology Vol. 23; no. 3; pp. 597 - 611
• Main Authors: Burrell, Alison M. G., Allan, Julia L., Williams, David M., Johnston, Marie
• Format: Journal Article
• Language: English
• Published: England Wiley Subscription Services, Inc 01.09.2018
• Subjects: Adolescent; Adult; Aged; Behavior; Contamination; Discriminant Analysis; discriminant content validity; Efficacy; Evaluation Studies as Topic; Female; Humans; Judgment; Male; Manipulation; Middle Aged; Motivation; Psychometrics; Questionnaires; Reproducibility of Results; Self Efficacy; Self Report; Social Perception; Surveys and Questionnaires - standards; Surveys and Questionnaires - statistics & numerical data; Validation studies; Validity; Wording; Young Adult; discriminant content validity; self-efficacy

Objectives Self‐efficacy – an individual's judgement of their ability to successfully perform a behaviour – is commonly used to explain and predict behaviour. It is measured through self‐report questionnaires. These scales require good content validity, that is must measure the full scope and c...