Øystein Guttersrud|Kjell Sverre Petterson
Young adolescents’ engagement in dietary behaviour – the impact of gender, socio-economic status, self-efficacy and scientific literacy. Methodological aspects of constructing measures in nutrition literacy research using the Rasch model
University of Oslo|OsloMet – Oslo Metropolitan University
present study validates revised scale measuring individuals level engagement dietary behaviour aspect critical nutrition literacy describes background factors affect aspect norwegian tenthgrade students nutrition literacydata gathered electronically field trial standardised sample test science test items questionnaire constructs distributed evenly across four electronic fieldtest booklets data management analysis performed using rumm2030 item analysis package ibm spss statistics 20 statistical software packagestudents responded computers schoolseven hundred forty tenthgrade students twentyseven randomly sampled public schools enrolled fieldtest study engagement dietary behaviour scale selfefficacy science scale distributed 178 studentsthe dietary behaviour scale selfefficacy science scale came valid reliable welltargeted instruments usable construction measurementsgirls students high selfefficacy reported higher engagement dietary behaviour students socioeconomic status scientific literacy measured ability science applying achievement test correlate significantly different zero students engagement dietary behaviour