方法肥胖组为2000～2004年在哈尔滨市儿童医院门诊就医体重高于同年龄小儿标准体重20%的患儿90例，对照组为体检正常的男性儿童共90名，年龄在5～16岁。
Methods Obesity group and control group are made up of 90 cases each , who were treated in our OPD between 2000 and 2004 , aged 5 to 16 years .
哈尔滨市儿童医院