摘要
目的 调查深圳市学龄前儿童血清锌营养状况及其影响因素 ,为制定保护儿童健康措施提供科学依据。方法 采用分阶段整群随机抽样方法 ,抽取深圳市 3所托幼机构的 30 0名学龄前儿童作为调查对象 ,进行问卷调查和血清锌检测。用SPSS 10 0统计分析软件进行描述性分析和单因素、多因素非条件Logistic逐步回归分析。 结果 (1)深圳市学龄前儿童血清锌平均水平中位数为 18 2 5 μmol/L ,最小值为 3 6 2 μmol/L ,最大值为 6 0 85 μmol/L。男女间无显著性差异 (t=1 72 1,P =0 0 86 ) ;不同年龄间血清锌无显著性差异 (F =0 95 ,P =0 4 17)。 (2 )血清锌缺乏率为 5 32 % ,男女性别间无显著性差异 (χ2 =1 0 35 3,P =0 30 9)。 (3)影响血清锌营养状况的因素有 3个 ,其中添加锌剂和母亲文化程度高是保护因素 ,近 2个月曾患呼吸道疾病是危险因素。结论 深圳市学龄前儿童中存在血清锌缺乏 ,但缺锌率较国内其他地区低 ,血清锌缺乏与多方面因素有关。
Objective To investigate serum zinc level and relevant factors among preschool children in Shenzhen city,and to provide scientific basis of making policy for children health protection.Methods 300 preschool children from 3 representative infants' schools in Shenzhen city were selected by several stages cluster sampling method.The questionnaire survey was conducted and the nutrilites of serum zinc was also determined in the laboratory.The descriptive analysis and Logistic Regression Analysis were performed by SPSS10.0.Results (1) The serum zinc level of Shenzhen preschool children was as follows:the median was 18.25?μmol/L;the minimum was 3.62?μmol/L;the maximum was 60.85?μmol/L.There was non-significant difference between males and females ( t=1.721,P =0.086);There was non-significant difference among different ages ( F=0.95,P =0.417).(2) There were 5.32% children whose serum zinc was lower than normal level,and there was non-significant difference between males and females(χ 2=1.035?3, P =0 309).(3) The three relevant factors on the serum zinc status:children supplementary zinc and mother's education were protective factors;having suffering respiratory diseases in the latest two months was risk factors.Conclusion The serum zinc deficiency existed among preschool children in Shenzhen,which was related to several factors,and lower than other areas in China.
出处
《中国公共卫生》
CAS
CSCD
北大核心
2004年第5期552-553,共2页
Chinese Journal of Public Health
关键词
学龄前儿童
血清锌
影响因素
preschool children
serum zinc
relevant factor
