身体的発育発達における性差に関する研究

概要

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The purpose of this study was to clarify the physical developmental changes in the degree of contribution of factors relating to the sex differences. The fourteen test items, which were picked out the area of physical fitness subdomain were administered to 576 boys and 508 girls aged from seven to 17 years of age. In this study, physical attributes and physical abilities were estimated with some reasonable functions of the measured items. The major findings are shown below : 1) Sex differences in physical abilities extracted as factor became greater after adolescence. The degree of contribution of four ability domains relating to the sex differences changed along the increase of age. 2) The degree of contribution of fundamental motor skill factor and flexibility factor were greater between 11 and 13 years of age. 3) After 14 years of age, the sum degree of contribution offundamental motor skill factor and body bulk-muscular strength factor were approximately 90 percent. 4) Fundamental motor skill factor was the greatest one relating to the sex difference in physical fitness after adolescence.
〔長崎大学教養部〕の論文