Domain 1 of AdultCarbQuiz and GluciQuizz: carbohydrate food recognition.

The table shows the different steps in the validation process of the questionnaire (*step number as described in Table 1 of the manuscript). ACQ US, AdultCarbQuiz original version; ACQ French, AdultCarbQuiz translated into French; ACQ French adapted, questionnaire after cross-cultural adaptation for French people; Clarity, Consistency, Relevance and Sufficiency, expert notes for each item; % of correct answers of 190 participants living with T1D; Removed items, item was removed when more than 95% of patients had the same score for the same modality; Cronbach’s α, inconsistent items where removal resulted in a slight increase of global Cronbach’s α coefficient are presented in bold. *  For sufficiency, the rating was applied to each section as a whole, not to individual items.

(DOCX)