Psychometric properties of the Alcohol Expectancy Scale in Argentinean Adolescents applying the rating scale model

ANGELINA PILATTI; JUAN CARLOS GODOY; OSCAR LOZANO; SILVINA BRUSSINO

Journal of Child & Adolescent Substance Abuse

JCAS

Año: 2015

1547-0652

The goal of this study was to analyze the psychometric properties of the Alcohol Expectancy Scale AES-AA. In this study, 592 adolescents from private and public schools of the city of Cordoba (Argentina) participated. The psychometric study was carried out with the Rating Scale Model -RSM-, a polytomous Rasch Model. Out of the 45 items that make up the scale, 42 items had adequate fit indexes, and it was explicated 91.3% of the adolescents? response patterns. The estimation error of the parameters was low, indicating adequate precision of the items. Alcohol expectancies were arrayed on continuous differentially. New psychometric properties the AESAA have been explored in this study, showing adequate results to measure adolescents´ expectancies about alcohol. Interesting implications for preventive programs are discussed. CAB International, Criminal Justice Abstracts, Cumulative Index to Nursing and Allied Health Literature (CINAHL), Current Contents/Social & Behavioral Sciences, EBSCOhost Online Research Databases, Education Research Abstracts, Journal Citation Report/Social Sciences Edition, PILOTS Database, PsychInfo/Psychological Abstracts, Social Sciences Citation Index, Social Scisearch, and Social Service Abstracts.