常德市1997～1999年急性弛缓性麻痹病例流行病学分析

Epidemiological analysis of patients with acute floccid paralysis in 1997- 1999 in Changde City, Hunan

目的 了解常德市各性弛缓性麻痹（ＡＦＰ）病例的发病特点，进一步提高监测质量，做好无脊在证实的准备工作。方法 运用描述流行病学方法对三年的监测资料进行整理分析。结果 三年间全市共报告ＡＦＰ病例４６例，非脊灰ＡＦＰ病例报告发病率均达１／１０万以上，６～１１月发病占８２．６１％，５岁以下儿童占５６．５２％，男女性别之比为１．７：１，未免疫及未全程免疫的ＡＦＰ病例占１３．０４％，双份合格便标本采集率为８４．７８％，肠道病毒分离率为１７．３９％，其中涂灰病毒２例，经国家脊灰实验室鉴定均为疫苗着相关株。结论 常德市ＡＦＰ病例报告发病率已连续三年达到无脊灰证实标准的要求，但免疫空白依然存在，免疫与监测工作需进一步加强。

Objective To understand the characteristics of acute floccid paralysis (AFP) and further enhance the surveillance quanlity and get ready for confirmation of the elimination of poliomyelitis. Methods The surveillance data of the last three years were analysed using descriptive epidemiological methods. Results 46 cases wer reported in the last three years in the whole city and the average morbidity rate of non - poliomyelitis AFP cases was over I per ten thousand, and the child cases under the age of five years accounted for 56.52%, 13.04% of AFP cases without receiving immunization and or without completionof full course immunization. Conclusion The reported morbidity of AFP in Changde City have reached the requirements of eradication of Poliomyelitis in the last three years. But there are still immunity empety and the work of immunization and surveillance should still be further strengthened.