体重正常及消瘦高职护理女生节食行为及相关因素分析

Dieting behavior and the influencing factors among normal and low BMI girls

目的了解南京地区高职护理专业体重正常及消瘦女生节食行为状况,为探讨导致节食行为发生的相关因素提供依据。方法采用分层整群抽样,对江苏联合职业技术学院南京卫生分院980名高职护理女生进行节食行为问卷调查,并计算体质量指数(BMI)。结果有17.3%的低体重学生和29.9%的正常体重学生采取了不健康的节食行为,有40.0%的超重和肥胖学生通过饮食控制以降低体重。非条件Logistic回归分析结果表明,不同年级、家庭收入、同伴节食、自我对体重的感觉、比同龄人更担心体重体型与节食行为的关联均有统计学意义(P值均<0.05)。结论职校女生普遍崇尚偏瘦的体型,家庭经济条件好、同伴节食、瘦身态度是导致节食发生的危险因素。

Objective To explore dieting behavior and its associated factors among normal and low BMI vocational school girls.Methods Questionnaires survey was conducted to investigate dieting behavior.Height and weight was self-reported.A total of 980 complete questionnaires were submitted.Results About 17.3% students with low BMI and 29.9% students with normal weight had dieting behavior.More than 40% students with high BMI reported frequent dieting.Logistic regression analysis revealed that grade,family income,peer dieting and self-perceived body image,higher weight were significantly associated on dieting behaviors.Conclusion Vocational school girls generally advocate slim body shape.Better family economic conditions,peer dieting,weight loss attitude contribute to the risk of dieting.