本文报道在国内首先应用联合自儿童基金会(UNICEF)推荐的营养不良诊断和分析方法,于1992年6月1日至7月15日,对辽宁省5个市城乡共40,826名5岁以下小儿进行了营养不良患病情况调查。结果表明,中、重度低体重、消瘦、发育迟缓三种表现类型的营养不良:(1)各自总患病率分别为1.8%、1.8%、5.1%;(2) This paper reports the first application of the UNICEF recommendation for malnutrition diagnosis and analysis in China. From June 1 to July 15, 1992, a total of 40,826 children under 5 years of age in urban and rural areas of 5 cities of Liaoning Province Conducted a survey of malnutrition prevalence. The results showed that malnutrition in three manifestations of moderate to severe low body weight, weight loss and stunting: (1) The total prevalence was 1.8%, 1.8% and 5.1% respectively; (2)