合肥市青少年体重控制心理、行为调查

目的了解不同性别、年龄和年级青少年体重控制心理行为状况及其与超重、肥胖的相关性。方法选取合肥市某中学的初一、初二年级学生为研究对象，进行问卷调查和人体测量。问卷调查内容包括学生及其父母的社会人口统计学特征、体重自我评价和体重控制心理行为。测量身高、体重，计算体重指数（BMI），分别依据BMI值和体重自我评价进行分组。结果青少年不良的体重控制心理、行为和总体不良的体重控制心理行为报告率分别为17．4％、3．8％、19．1％，女生的报告率（20．6％、4．3％、22．6％）均高于男生（14．5％、3．3％、15．8％）（P〈0．05）。BMI评价和自我评价为肥胖学生不良的体重控制心理、行为和总体不良的体重控制心理行为的报告率均最高（P〈0．05）。两种方法评价肥胖和超重与不良的体重控制心理行为的正相关均有统计学意义，且不受其他因素的影响。结论女生不良的体重控制心理行为较男生严重。排除社会因素的混杂作用，肥胖与青少年不良的体重控制心理行为相关联。

Study on the relations between psycho-behaviors and weight controI in adolescents

OBJECTIVE: To describe the different sex, age and grade distribution of coping behavior and its psychological effects on weight, and to analyze the correlation between overweight, obesity and unhealthy psycho-behaviors related to weight control in adolescents. METHODS: A survey was conducted among students of grade 1 and grade 2 at a junior middle school in Hefei. Students completed the anonymous. questionnaire including the demographic characteristics of adolescents and parents, self-assessed weight status and adolescents' psycho-behaviors related to weight control. Anthropometric measures were taken together with body mass index (BMI) calculated. Students were divided into obesity,overweight and control groups by BMI separate criteria and by self reporting, respectively. RESULTS: Among all the students, 17.4% reported having unhealthy psychological feelings related to weight control including 3.8% reported having unhealthy behaviors related to weight control and 19.1% of them reported having unhealthy psycho-behaviors related to weight control. The rates of unhealthy psychological feelings, unhealthy behaviors and total unhealthy psycho-behaviors related to weight control among girls (20.6%, 4.3%, 22.6%) were all higher than those among boys (14.5%, 3.3%, 15.8%) (P < 0.05). The rates of unhealthy psychological feelings, unhealthy behaviors and total unhealthy psycho-behaviors related to weight control in obese individuals both assessed by BMI and assessed by self reporting appeared to be the highest (P < 0.05). In addition,data showed that obesity and overweight assessed both by BMI separate criteria and by self-reporting appeared positive correlations with the rates of unhealthy psycho-behaviors related to weight control. Moreover, the relationship between obesity or overweight assessed by the two methods and unhealthy psycho-behaviors related to weight control did not alter by other factors. CONCLUSION: Unhealthy psycho-behaviors related to weight control of girls are more severe than boys. The relationship between obesity and unhealthy psychological feelings and behaviors related to weight control does not alter by other factors such as social factors.