Leah Elizabeth Chapman, Scott Richardson, Lori McLeod, Eric Rimm, Juliana Cohen
Pilot Evaluation of Aggregate Plate Waste as a Measure of Students' School Lunch Consumption
Journal of the Academy of Nutrition and Dietetics
validate preschool nutrition education practices survey iterative approach combining designbased research standards educational psychological testing los angeles ca philadelphia pa early care education ece classrooms expert panel members n 7 ece teachers interviews n 8 pilot survey n 31 final survey n 136 early care education nutrition education practices used classroom either class time mealtime qualitative content analysis implemented content response process consequences testing validity evidence rasch rating scale analysis conducted response process internal structure validity reliability evidence qualitative fieldtesting produced strong content response process consequences testing validity evidence inform survey modifications quantitative fieldtesting generated psychometrically sound welltargeted 12item survey 4point frequency scale excellent item person reliability 097 093 respectively separation 536 377 respectively good rasch principal components analysis findings 603 productive item fit statistics 050150 logits robust validity content response process consequences testing internal structure reliability evidence demonstrated using preschool nutrition education practices survey assess ece teachers use nutrition education practices future research needed examine relationship variables nutrition teaching efficacy determine ability detect change ece nutrition education practices time across groups