Caroline Dutil|Mark S. Tremblay|Patricia E. Longmuir|Joel D. Barnes|Kevin Belanger|Jean?Philippe Chaput
Influence of the relative age effect on children’s scores obtained from the Canadian assessment of physical literacy
University of Ottawa|Children's Hospital of Eastern Ontario|University of Ottawa|Children's Hospital of Eastern Ontario|Children's Hospital of Eastern Ontario|Children's Hospital of Eastern Ontario
age grouping imposition cutoff date common sports education promotes relative age difference associated developmental advantages children born early side cutoff date disadvantages born later year known relative age effect rae bias acquiring adequate level physical literacy important children remain active life canadian assessment physical literacy capl assessment protocol encompasses measures domains childrens daily behaviours physical competence motivation confidence knowledge understanding purpose study ascertain whether capl scores susceptible rae could affect interpretation capl findingsthis crosssectional study examined scores obtained capl ie four domains individually total capl score susceptible rae children aged 8 12 years physical competence assessments movement skills cardiorespiratory strength muscular endurance flexibility body composition measurements susceptible participants n 8233 498 boys royal bank canadacapl learn play project 11 sites seven canadian provinces tested using capl protocolamong boys girls rae significantly associated two three four domain scores respectively controlling covariates however effect sizes negligible comparisons quarters year physical literacy domains overall scores main effect relative age boys girls born first three months year taller f3 4074 570 p 0001 2 004 f3 4107 584 p 0001 2 004 respectively demonstrated greater muscular strength f3 4037 292 p 0001 2 002 f3 4077 251 p 0001 2 002 respectively compared born later yearcollectively results suggest rae bias mainly negligible regard domain scores overall capl scores large sample children