Characteristics of Relative Age Effects and Anthropometric Data in Japanese Recreational and Elite Male Junior Baseball Players.

ABSTRACT:

Background

The mechanisms underlying the relative age effect (RAE), a biased distribution of birth dates, in sport events have been investigated for more than two decades. The present study investigated the characteristics of the RAE in baseball and anthropometric data (height and weight) among recreational junior baseball players as well as elite players, using data extracted from national surveys.

Methods

Birth and anthropometric data were obtained from 4464 Japanese students as elementary school, junior high school, and high school players.

Results

Significant RAEs were noted in recreational junior high school and high school players, but not in elementary school players, and the effect size became larger with increasing grade (0.063 in elementary school players, 0

SUBMITTER: Katsumata Y 

PROVIDER: S-EPMC6265376 | biostudies-literature | 2018 Nov

REPOSITORIES: biostudies-literature