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儿童反复呼吸道感染(RAI)较为常见,严重危害儿童健康。本文初步探讨其与血锌的关系。 1.临床资料 对我市1995年秋入园儿童检测血锌,随机抽取630例儿童RAI问卷调查。其中男319例,女311例,年龄3～4岁,均无明显肝肾疾病及近期感染。采用原子吸收法测定空腹血锌(<11.47μmol/L为缺锌,11.47～13.74μmol/L为可疑,>13.74μmol/L为正常),按《RAI的诊断标准》诊断RAI。 2.结果 630名儿童中有120名RAI儿童(19.05％)。血锌与RAI的关系见附表。
Children with recurrent respiratory tract infections (RAI) are more common, serious harm to children’s health. This article preliminary study of the relationship between zinc and blood. 1. Clinical data on the city in autumn 1995, children admitted to the detection of zinc, 630 children were randomly selected RAI questionnaire. There were 319 males and 311 females, aged 3 to 4 years old, with no significant liver and kidney disease and recent infections. Fasting blood zinc was determined by atomic absorption spectrometry (<11.47μmol / L was zinc deficiency, while 11.47-13.74μmol / L was suspicious and> 13.74μmol / L was normal). RAI was diagnosed according to the diagnostic criteria of RAI. 2. Results 120 RAI children out of 630 children (19.05%). Blood zinc and RAI relationship, see schedule.