Limitations
Dietary intake was assessed using 24-hour recall data collected by research staff; however, it was limited to a single day and did not include direct observation. Furthermore, FV servings were somewhat lower than the self-reported daily FV intake reported in a companion survey completed by the children.23 This may have been due in part to the exclusion of fried potatoes from the vegetable 24-hour recall measure, or to bias due to self-report. Finally, because this study utilized a small convenience sample and did not control for a variety of possible confounding variables, we are unable to make generalizations beyond the population measured. A
larger sample size may have provided additional insight into associations among participants with differing demographic characteristics and FV intake.