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为了证实单纯性肥胖对儿童智力发育有无影响,我们于1989年3月对南京市18所小学中部分肥胖儿的智力和学习成绩进行了调查分析。1.对象和方法:肥胖度超过20%者为病例。对照选择与病例同班级、同性别、同年
In order to confirm whether simple obesity had any impact on children’s intellectual development, we conducted a survey in March 1989 on the intelligence and academic performance of some obese children in 18 primary schools in Nanjing. 1. Subjects and methods: more than 20% of obesity cases. The same choice and case control with the same sex, the same year