卫生研究

为了解四川凉山彝族成人的膳食营养状况 ,为改善、提高该人群的健康水平 ,防治营养相关性疾病提供依据。在凉山彝族自治州用分层多级整群随机抽样方法抽取 2 0 9户彝族家庭 ,共涉及 18～ 60岁居民468人 ,实地入户 ,进行问卷、膳食调查和身高、体重测量。结果显示 ,凉山彝族城乡居民经济收入、膳食结构及饮食习惯存在显著差异 ;膳食营养素的摄入量与RNIs相比不平衡 ,且有城乡差别 ;城区成人的超重与肥胖发生率是 18 8% ,消瘦发生率是 4 7% ;农村成人消瘦发生率是 9 8% ,而超重与肥胖发生率在本次调查中未发现。结果提示 ,凉山彝族城乡居民膳食能量及营养素摄入存在明显不平衡 ,消瘦发生率和超重与肥胖发生率有显著的城乡差异

This study was undertaken to know about the dietary pattern and nutrition status of adult Yi people in Liangshan autonomous region so that to provide evidence to ameliorate and promote the health and prevent nutrition-related diseases. 220 families, 468 inhabitants aged from 18 to 60, were sampled for the survey by a multistage, stratified, random, cluster process. Questionnaire-survey and measurement of height and weight were executed on the spot.Between rural and urban Yi inhabitants, there were differences in income, dietary pattern and eating habit. Compared with RNIs, dietary nutrients intakes of adult Yi people were irrational and differences lay between rural and urban. For urban inhabitants, the prevalence of overweight and obesity was 188%, and the prevalence of emaciation was 4.7%; while for rural inhabitants, the prevalence of emaciation was 9.8%, but no prevalence of overweight and obesity. There was obvious imbalance in energy and nutrients intakes of rural and urban adult Yi people in Liangshan. Emaciation, overweight and obesity prevalence was different between these two subgroups of population.