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近年来,随着社会经济发展和物质水平的提高,人们社会生活产生了诸多变化,肥胖人数日益增多,儿童青少年肥胖率亦逐年增高[1]。近20年来,7~18岁中国儿童青少年体质量指数(body mass index,BMI)增加了0.6 kg/m2,腰围增加了1 cm,超重肥胖率从8.1%上升到18.0%,腹型肥胖率从15.3%上升到28.9%[2]。肥胖已成为我国经济发达地区儿童青少年
In recent years, with the improvement of social economy and material level, many changes have taken place in people’s social life, the number of obese people is increasing and the obesity rate of children and adolescents is increasing year by year. In the past 20 years, the body mass index (BMI) of Chinese children and adolescents aged 7-18 years increased by 0.6 kg / m2, the waist circumference increased by 1 cm, the rate of overweight and obesity increased from 8.1% to 18.0%, and the rate of abdominal obesity increased from 15.3% to 28.9% [2]. Obesity has become a child and adolescent in economically developed areas of our country