Studies on the Relation between the Growth of Height, Weight and Pelvis and the Development of Motor Function in Infancy:-With Special Reference to the Ability of Climbing Up and Walking with Both Hands Held-

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There are seen many reports on the motor development in infancy, but few on it with the growth of height and weight and none with pelvic growth. This study of 1230 infants and newborns, before the age of '20 months, sampled at random by sex, month-age and season of birth, from the district under the control of one health center in Aichi Prefecture, was undertaken to analyze the relation between the growth and the development of them. Followings are the results obtained.<BR>(1) Standing height, body weight and the distance between both femurs were found to be greater in the group whe could climb up with the significance of 1% level than in those who could not, through the both sexes during the acquiring periods, in spite of their same chronological age.<BR>(2) Body weight and pelvic breadth were found to bo greater with the significance of 5% level in the group of walking with both hands held than in those who could not during the same period.<BR>(3) Not only the growth of height and weight but also that of the horizontal distance of hip-joints were respectively more eminent in the both groups who could climb up and walk with both hands held.
日本民族衛生学会の論文