Herry Novrinda, Risqa Rina Darwita, Khumaira Adienia Subagyo
The Effect of Educational Video on COVID-19 and Dental Emergency Literacy among Students during Pandemic Era
European journal of dentistry
evaluate item scale properties oral health literacy adults questionnaire ohlaq adult general population b determine precision accuracy respondents estimated scores along oral health literacy ohl spectrum using item response theory irt modeling survey data collected convenience sample 405 adult attendees 2014 minnesota state fair used twoparameter logistic 2pl model item response theory irt analyses ohlaq data calibrated items estimate modelbased item difficulty discrimination parameters item scale properties also assessed plotting interpreting item characteristic curves iccs test characteristic curve tcc test information function tif based interpretation model coefficients statistical testing model fit criteria deemed 2pl model superior selected model examine item scale properties scale reliability shown good test information function tif tif analysis showed higher levels ohl measured less precisely lower levels ohl demonstrated ohlaq whole promising psychometric properties however equiprecise measurement across scale range scale needs items measuring higher levels ohl