Amounts of Skin Lipid Found on the Underwear Worn by High School Female Students

概要

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Skin lipid on the underwear worn by 30 high school female students for 24 hr was determined by the same method mentioned in the previous paper.<BR>The results obtained are as follows : <BR>1. The amounts of skin lipid stuck to the underwear worn by girls aged 16-17 years distribute considerably widely ranging from 0 to 43.18 mg and the distribution has the mode at 13 mg. The value of the mode is equal to that for high school male students. The skewness that indicates departure from the normal distribution of the data is only +1.06, and it is very different from that for boys.<BR>2. The distribution range and the mode of the amounts of skin lipid on high school female students' underwear are about twice the width and the quantity of those for 1314-year-old pupils'.<BR>3. The amount of skin lipid on the underwear worn by boys or girls shows a rapid rate of increase during they grow older from 1314 years to 1617 years old.
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