目的 了解西藏萨迦县7岁以下藏族儿童的营养状况,为改善当地儿童营养状况提供参考依据。方法 采用横断面调查方法,对西藏萨迦县7岁以下儿童进行身高(身长)、体重测量及健康检查,并在6月~6岁儿童中随机选择部分进行血常规检查,了解其贫血状况。以WHO儿童身高、体重参照值为标准评价营养不良状况,并以其推荐的贫血标准,校正海拔高度后来诊断贫血。结果 调查地区7岁以下儿童生长迟缓率为30.31%,低体重率为28.87%,男童生长迟缓率及低体重率均高于女童,按年龄分析,1~2岁年龄段幼儿患病率最高;贫血的患病率为48.22%,男童与女童患病率差异无统计学意义,按年龄分析,0.5~1岁年龄段婴儿患病率最高,并随着年龄的增加患病率逐渐下降。结论 调查地区7岁以下儿童的营养状况差,营养不良及贫血情况普遍,今后应重视藏族儿童的科学喂养知识宣教及儿童保健,进一步降低营养不良及贫血患病率,促进儿童健康成长。

Objective To understand the nutrition status of Tibetan children aged under 7 years in Sa'gya county. Methods A cross-sectional study with a sample of 1 884 children aged under 7 years was conducted in Sa'gya county.Height and weight of all subjects,hemoglobin of randomized selected 6 months to 6 years children were measured.Malnutrition and anemia were diagnosed according to the WHO criteria. Results Prevalence of stunting and underweight for Tibetan children aged under 7 years were 30.31% and 28.87%,respectively.The difference was significant between males and females.The 1~2 years group had highest level of malnutrition.Prevalence of anemia was 48.22% for Tibetan children between the ages of 6 months and 6 years.6 months to 1-year-old group had highest level of anemia.The prevalence of anemia decreased with increasing age. Conclusion s With the evidence of our study,the nutrition status of Tibetan children under the age of 7 years in Sa'gya County is poor.Malnutrition and anemia are in common.More attention should be paid to promote the health status of them.