Raquel Rosas|Filipa Pimenta|Isabel Leal|Ralf Schwarzer
FOODLIT-tool: Development and validation of the adaptable food literacy tool towards global sustainability within food systems
University of Social Sciences and Humanities|Freie Universität Berlin
facing multiple anthropogenic challenges considering current global pandemic food sustainability stated threatened major intergovernmental agencies given heterogeneity food systems need enhance foodrelated behaviours promoting acquisition knowledge competencies demand involve stakeholders diversity study aims develop validate instrument measures food literacy fl determinants influential factors adult sample based food literacy wheel flw framework integrated within foodlitpro food literacy project study three phases total 2406 participants 1 item development content validity 2 instrument development entailing item reduction strategies factor extraction methodologies exploratory confirmatory analyses sensitivity testing two samples total 1447 adults 3 instrument validation encompassing tests dimensionality confirmatory factor analysis reliability composite reliability validity convergent discriminant validity measure invariance testing 959 adults concerning statistical psychometric properties 1 pool 40 items 26 fl single items five determinants nine influential factors developed inductive deductive methodologies reflected flw 2 5factor structure explored demonstrated acceptable model fit good sensitivity indices 3 5dimensional reliable structure 24 items validated configural invariance achieved convergent discriminant validity significant dimensions foodlittool contributes innovative measure fl adults allows tailored assessment approaching foodrelated issues within global food systems providing multidisciplinary tool crosswidely applied promote foodrelated behaviour change