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佝偻病是我国重点防治的小儿“四病”之一。为了解我市 0～ 2岁婴幼儿佝偻病分布特征及流行规律 ,为佝偻病的防治提供参考依据 ,我们于 1998年 10～ 12月对通州市 0～ 2岁婴幼儿进行了佝偻病流行病学调查。现将调查结果报告如下。1 对象与方法1.1 对象 按照随机抽样方法调查
Rickets is one of the “four diseases” in our country that focuses on prevention and treatment. In order to understand the distribution characteristics and epidemic patterns of rickets in infants and young children aged 0 ~ 2 years in our city, and to provide reference for the prevention and treatment of rickets, we conducted an epidemiological investigation of rickets in infants aged 0 ~ 2 years old in Tongzhou from October to December 1998. The survey results are reported below. 1 objects and methods 1.1 objects in accordance with random sampling survey