南京市所属城区2003～2007年白血病流行状况调查

An epidemiological investigation on incidence of leukemia in Nanjing district

目的探讨南京市白血病分布特征和规律。方法回顾性调查南京市各个协作医院2003~2007年本地户籍新发白血病资料。结果新发白血病1095例,其年平均发病率3.68/10万。其中,男3.71/10万,女3.65/10万（P〉0.05）。白血病发病季节分布差别无统计学意义（P〉0.05）。六合区最高（7.81/10万）,高淳县最低（1.15/10万）（P〈0.01）。结论南京市白血病发病率高于全国水平（2.76/10万）,人口密度大的城区发病率较高。

Objective To investigate the incidence and distribution of leukemia in Nanjing district.Methods The new cases with leukemia from 2003 to 2007 in Nanjing district were retrospectively investigated.Results Leukemia was diagnozed in 1095 new cases in Nanjing from 2003 to 2007 with an year-incidence of 3.68/105.There was no significant difference in gender（3.71/105 for male and 3.65/105 for female） or seasons（P0.05）.The incidence of leukemia was the highest in Liuhe district of Nanjing（7.81/105）,and the lowest in Gaochun county（1.15/105）（P0.01）.Conclusion The incidence of leukemia is higher in Nanjing than 2.76/105 in China,which is higher in the district having higher density of population than that having less density.