2008～2009年合肥市新生儿疾病筛查不合格血片原因分析

Analysis on the causes of neonatal screening unqualified blood films in Hefei from 2008 to 2009

目的：了解合肥市新生儿疾病筛查不合格血片原因及分布。方法：对合肥市各区县医疗机构递送的不合格血片按地区和医院类别进行分类整理、统计。结果：2008～2009年新筛血片总体不合格率为1．02％，其中2008年血片不合格率为0．64％，2009年为1．36％。2008年血片不合格首要原因为血片未透，2009年则为血片无法洗脱。从医院类别来看，2008年、2009年血片不合格率最高均为乡镇卫生院；从地区分布来看，2008年和2009年血片不合格率最低均为市区，血片不合格率最高的地区分别为肥东县（1．93％）和肥西县（2．85％）。结论：合肥市新生儿疾病筛查血片不合格原因主要有血片未透、血片无法洗脱、血片污染和血片面积过小。不合格血片分布存在地区差异和医院类别差异。

Objective： To analyze the causes and distribution of neonatal screening unqualified blood films in Hefei. Methods： To sort and statistics the unqualified blood films of medical institutions by region and hospital type. Results： From 2008 to 2009 the rate of unqualified blood films was 1.02% overall, it was 0. 64% in 2008 and 1.36% in 2009. The first cause of unqualified blood films was the blood did not permeate the film in 2008 and it was the blood film could not be eluted in 2009. The hospital category of the highest rate of unqualified blood films were all township hospital in 2008 and 2009. From the regional distribution, the lowest rate of unqualified blood films were urban in 2008 and 2009, the highest rate of unqualified blood films was Feidong county （ 1.93% ） in 2008 and Feixi county （ 2. 85% ） in 2009. Conclusion ： The main causes of the unqualified blood films in Hefei are that the blood dose not permeate the film, the blood film can not be eluted and it is polluted,, the area size of blood spot is less than 5 millimeter. There are differences in distribution of the unqualified blood films in regions or hospital categories.