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为探讨飘尘浓度对婴幼儿佝偻病患病的影响,本文对重庆市飘尘浓度相差较明显的三个地区1～18月的小儿进行了佝偻病流行病学调查,结果发现飘尘浓度较高的地区佝偻病患病率明显高于相对清洁区.同时对喂养情况及日照时间对佝偻病患病的影响情况进行了比较.本次调查喂养方式对佝偻病发病影响不大,而日照每日超2小时者,佝偻病患病率明显低于日照每日少于2小时者.
In order to explore the influence of the concentration of fly ash on the prevalence of rickets in infants and young children, an epidemiological investigation of rickets in three districts in Chongqing from January to August with obvious difference in fly ash concentration was carried out. The results showed that rickets patients The incidence of rickets was significantly higher than the relatively clean area.At the same time feeding and sunshine time on the incidence of rickets were compared.The incidence of rickets in this survey has little effect on the incidence of sunshine more than 2 hours, rickets The incidence was significantly lower than the sunshine daily less than 2 hours.