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调查了3个月～3岁儿童996人的佝偻病患病情况。其患病率,3个月～1岁55.3％。1～2岁17.8％,2～3岁144.7％,总患病率为29.2％。在患儿中初期、激期、恢复期各占46.7％,39.2％,14.1％。男女、民族、城镇、乡村等不同群体之间患病率在统计学上无显著性差异(均为P>0.05)。身长、体重均值以下儿童的患病率显著高于均值以上的儿童(P<0.005).本文还对本次调查结果与10年前的结果做了比较分析。
A total of 996 rickets patients aged 3 months to 3 years were investigated. The prevalence rate, 3 months to 1 year old 55.3%. 1 ~ 2 years old 17.8%, 2 ~ 3 years old 144.7%, the total prevalence was 29.2%. In the early stage of children, the period of stimulation and recovery accounted for 46.7%, 39.2% and 14.1% respectively. There was no statistically significant difference in prevalence among different groups such as men and women, ethnic groups, towns and villages (all P> 0.05). The prevalence of children with height and weight mean was significantly higher than those with mean values (P <0.005) .This study also compared the results of this survey with those of 10 years ago.