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对成都市城乡3139名和中小学生的女生半数月经初潮年龄（12．9岁）与体脂增长速度高峰年龄（13岁）和男生半数首次遗精年龄（14．4岁）与瘦体重增长速度高峰年龄（13岁）关系的分析提示，青春期性发育与形态发育间有密切的联系，并认为用皮褶厚度法间接推算出的女生体脂／男生瘦体重，对于预测女生月经初潮和男生首次遗精的来临、指导适时开展青春期保健和健康教育具有一定意义。
The average number of girls in urban and rural areas of Chengdu, Chengdu, 3139 and primary school students half the number of menarche (12.9 years) and body fat growth rate peak age (13 years) and boys half of the first spermatorrhea age (14.4 years) and lean body mass growth rate peak age (13 years old) suggest that there is a close relationship between adolescent sexual development and morphological development, and that the body fat / male lean body mass indirectly deduced by skinfold thickness method is of great value in predicting the girls' first menopause and menopause The advent of adolescent health and health education in a timely manner is of some significance.