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Objective: The aim of this study is to analyze the change characteristics of boys among the ages of 13 and 18 years. This study is based on the 4 th to the 6 th national anthropometric survey(Size Korea) data. Background: Many changes can affect the body characteristics compared with the past. The significant changes were shown in Pepsi generation according to the report of national anthropometric survey of Korea 1997. Method: The subjects of the survey were 1,899 boys of the 4 th Size Korea, 1,587 boys of the 5 th Size Korea and 2,317 boys of the 6 th Size Korea, who were from 13 to 18 years old. The change characteristics were analyzed with anthropometric measurements, height index value and proportion. Results: Stature was increased in 17~18 years old age group of the 5 th and the 6 th Size Korea and height items of the lower body showed the tendency to increase as the 6 th Size Korea over the time. In the case of circumference items, the tendency to increase in the 5 th and the 6 th Size Korea was observed. If the 5 th and the 6 th Size Korea were compared, there were no changes of other circumference items but chest circumference of the 6 th Size Korea was decreased in comparison with the 5 th Size Korea. Waist breadth(natural indentation) was increased in the 6 th Size Korea in spite of chest breadth was decreased in the 5 th and the 6 th Size Korea. And shoulder length, biacromion length and bishoulder length were decreased. The proportion of chest circumference, abdominal extension circumference and hip circumference to waist circumference and the proportion of chest breadth to waist breadth(natural indentation) showed the tendency to decrease as the 6 th Size Korea over the time. Conclusion: There was no change of stature excluding 17~18 years old. Circumference items showed tendency to increase as the 6 th Size Korea over the time. Shoulder and chest breadth became narrow. The somatotype changed to board chest with narrow waist in comparison with the previous. Application: In this way, the body size of 13~18 years' old boys changes. If these change characteristics reflects to the school uniform design, research for the pattern development, and etc., these will be able to improve fit and satisfaction of clothes.

daehan in'gan gonghag hoeji/daehan in-gan gonghak hoeji

A Comparative Study on the Change Characteristics of the 4<sup>th</sup>to the 6<sup>th</sup>Size Korea's Anthropometric Data: Focused on the Boys Aged 13 to 18

A Comparative Study on the Change Characteristics of the 4thto the 6thSize Korea's Anthropometric Data: Focused on the Boys Aged 13 to 18

A Comparative Study on the Change Characteristics of the 4^thto the 6^thSize Korea's Anthropometric Data: Focused on the Boys Aged 13 to 18