Bocheng Wang
Exploring intricate connectivity patterns for cognitive functioning and neurological disorders: incorporating frequency-domain NC method into fMRI analysis
Cerebral cortex (New York, N.Y. : 1991)
pilot study collected preliminary data modification vioscreen food frequency questionnaire ffq adultvalidated selfadministered webbased dietary assessment tool use older children convenience sample 55 children aged 614 years completed vioscreen ffq 3day diet record reference standard caregivers completed short sociodemographic questionnaire reported dietary intakes vioscreen ffq 3day diet record calculated using standard nutrient databases descriptive statistics used examine differences foodbeverage items portion sizes two methods informal focus groups obtained user feedback identified components vioscreen ffq required modifications highest deattenuated pearson correlation coefficients vioscreen ffq 3day diet record observed iron r 069 saturated fat r 059 vegetables r 056 lowest whole grains r 011 vitamin c r 016 qualitative feedback overall positive six technological modifications identified findings pilot study provided valuable information process evaluating use vioscreen ffq among older children inform future development modified version population