Clemens Drenowatz, Gerson Ferrari, Klaus Greier, Franz Hinterkörner
Relative Age Effect in Physical Fitness during the Elementary School Years
Pediatric reports
us department agriculture fresh fruit vegetable program ffvp allows schools increase fruit vegetable fv exposure distributing fv snacks objective study compare kindergarten second k2ndgraders exposed ffvp preferences identification fv preference survey k2ndgraders contained 12 fruits 12 vegetables 3likert scale liked okay dont like dont know option data collected k2ndgraders 2 elementary schools near chicago il n 435 ffvp school n 235 12 teachers nonffvp school n 200 10 teachers mean preference scores chisquare mannwhitney u multiple linear regression analyses compared school data p 05 significant differences mean preference scores higher fruit scores ffvp school 18 06 nonffvp school 17 06 contrast higher vegetable score nonffvp school 13 09 ffvp school 12 09 school variable weak impact fruit ranking multivariate coefficient 001 p 05 fruits vegetables combined fewer dont know responses ffvp 2 149080 p 01 ffvp school fewer dont know responses suggested better fv identification nonffvp students higher vegetable preferences ffvp students tasting variety fv may help identifying fv research needed determine impact preferences