Measuring psychological distress using the 12‐item general health questionnaire and the six‐item Kessler psychological distress scale. Psychometric comparison and equipercentile equating of the two scales

• Published in: International journal of methods in psychiatric research Vol. 33; no. 3; pp. e2033 - n/a
• Main Authors: Lundin, Andreas, Muwonge, Joseph Junior, Lalouni, Maria, Åhlén, Johan
• Format: Journal Article
• Language: English
• Published: United States John Wiley & Sons, Inc 01.09.2024; John Wiley and Sons Inc; Wiley
• Subjects: Adolescent; Adult; Aged; agreement; Anxiety; crosswalks; equating; Female; Health surveys; Humans; Male; Mental depression; Mental disorders; mental distress; Mental health; Middle Aged; Original; Psychiatric Status Rating Scales - standards; Psychological Distress; Psychometrics - standards; Public health; Quantitative psychology; Questionnaires; Surveys and Questionnaires - standards; Young Adult; mental distress; agreement; crosswalks; equating

Objectives This study aimed to examine if the General Health Questionnaire (GHQ)‐12 and Kessler 6 (K6) assess the same underlying construct and to develop a score conversion table for the two scales. Methods A random sample of 4303 people who completed both the GHQ‐12 and K6 in 2021 were analyzed. E...