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我们对烟台师范学院在校1236名女大学生的月经情况进行了普查,普查率达96%。现简报如下。1 月经初潮年龄 1236名女大学生中,初潮年龄最小者10岁,最大20岁,平均14.31岁。95%的正常值范围为11～17岁。其中来自城镇的女生初潮平均年龄为
We conducted a survey of the menstrual status of 1,236 female college students in Yantai Teachers College, with a census rate of 96%. Now briefing as follows. 1 menstrual menarche age 1236 female college students, the youngest age of 10 years, the oldest 20 years, with an average of 14.31 years. 95% of the normal range of 11 to 17 years old. Among them, the average age of girls from urban areas is as follows