Nur Islami Mohd Fahmi TengNorsham Juliana NordinSiti Zarifah Abd Latif2024-05-272024-05-27201920/12/2019Nur Islami Mohd Fahmi Teng, Norsham Juliana Nordin, & Siti Zarifah Abd Latif. (2019). Development and validation of a questionnaire assessing the knowledge, attitudes and practices of young adults in Malaysia towards sugar sweetened beverages. International Journal of Research in Pharmaceutical Sciences, 10(4), 2992-2999. https://doi.org/10.26452/ijrps.v10i4.15840975-75381088-24https://doi.org/10.26452/ijrps.v10i4.1584https://pharmascope.org/index.php/ijrps/article/view/1584https://oarep.usim.edu.my/handle/123456789/4075The objective of this study is to produce a validated and reliable questionnaire that can assess the knowledge, attitudes, and practices (KAP) of Malaysian young adults towards sugar-sweetened beverages (SSB). Content validation was done using I-CVI and face validity index (FVI) was used to performed face validation. Construct validity was examined using Exploratory Factor Analysis. Cronbach’s Alpha (α) was established to determine internal reliability, and Pearson Correlation (PCs) was used to measure the inter-rater reliability of the items. Public universities in Klang Valley, Malaysia. Experts in Nutrition and Health Sciences and undergraduates aged 18 and above. I-CVI lead to the elimination of one item in the attitude domain and all items obtained satisfactory levels of FVI. The measurement of α lead to the elimination of several items and PCs indicated excellent inter-rater reliability (r > 0.7; p < 0.05) for all of the remaining items. The evidence on the validity and reliability of a questionnaire to assess KAP on SSB has been obtained. It can now be used among young adults in Malaysia.enAdolescentsKnowledgeAttitude and PracticeObesitySugar-Sweetened BeveragesArticle29922999104