上海市金山区2007—2011年中小学生营养状况不同标准评价结果比较

Malnutrition among children and adolescents in Jinshan District of Shanghai during 2007-2011:Comparison between two screening methods

目的了解上海金山区2007—2011年中小学生营养不良的流行病学特点,比较2种标准筛查结果差异,为标准的合理选择提供科学依据。方法收集上海市金山区2007—2011年监测点校学生体检资料51 429份,利用身高别体重法和年龄别体质量指数(BMI)两种标准筛检营养不良。结果 5 a间中小学生营养不良状况呈现下降趋势。采用2000年身高别体重法筛查,男生营养不良检出率从2007年的7.59%下降到2011年的4.91%,女生从4.52%下降到1.94%。年龄别BMI标准筛查,男生消瘦检出率从6.88%下降到4.18%,女生从7.02%下降到3.92%;生长迟滞检出率较低,变化较平稳。身高别体重标准筛检营养不良与年龄别BMI标准筛检一致率为72.03%。结论上海市金山区2007—2011年中小学生营养不良问题较轻,新的儿童青少年营养不良筛查标准更合理。

Objective To compare prevalence of malnutrition among children and adolescents in Jinshan district in Shanghai during 2007-2011 by using two screening methods,and to provide scientific basis for appropriate malnutrition screening method.Methods A total of 51 429 physical examination records were selected from 10 schools during 2007-2011 and malnutrition was classified by weight-for-height ratio and Body Mass Index（BMI）.Results The prevalence of malnutrition declined during 2007-2011.By weight-for-height method,prevalence of malnutrition in boys declined from 7.59% to 4.91%,girls from 4.52% to 1.94%.By using BMI malnutrition among boys declined from 6.88% to 4.08% and girls from 7.02% to 3.92%.The rate of stunning was stable.The consistency of the two methods was 72.03%.Conclusion Malnutrition seems not be a serious problem among students in suburb area of Shanghai.The new BMI classification method is more reasonable.