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目的 :了解赤峰市 AFP监测系统运行状况及流行状态 ,及时发现输入病例.方法 :资料来源于 1993~ 2 0 0 1年医院直接向县级防疫站或县级防疫站主动搜索的 AFP病例.病毒分类采用 WHO病毒学分类标准.结果 :1993~ 2 0 0 1年赤峰市共报告 AFP病例 187例 ,9年 AFP病例报告发病率均达到 1/ 10万以上 ,AFP病例 4 8小时内调查率 ,合格粪便标本采集率 ,7天粪便标本送检率 ,75天随访表送达省站率均达到 80%以上 ,呈逐年上升趋势.经自治区鉴定确定为临床确诊病例 5 6例 ,无从粪便中分离到脊灰病毒的脊灰病例.经统计学分析 0~ 4岁组 AFP报告发病率较高 ,春秋夏季节高发 ;无男女性别显著性差异.结论 :AFP监测系统运行敏感度、及时性均达到 WHO规定的标准.无监测薄弱或空白地区“,”Objective: In order to evaluate the working status and epidemiological analysis of AFP surveillance system in Chifeng. Immediate to find out the imported polio cases. Methods: The datums come from hospital reports to Epidemic Prevention Station directly or The Epidemic Preventire workers active surveillance AFP cases from hospitals from 1993 to 2001. A virological classification of AFP cases in WHO was adopted. Resuits: A total number of 187 AFP cases were found from 1993 to 2001. AFP cases reported rates were >1/100,000 in 9 years. The investigating rate within 48 hours after receiving AFP case report, the fecal collecting rate within 7 days. the follow up visiting rate of AFP cases 60 days later and the visiting forms 75 days later and the visiting form be sent to Provincial Epidemic Prevention Staton all to over 80% and is continuously raised. The clinically confirmed poliomyelitis cases were 56 through Provincial Epidemic Prevention Station canfirmed. No wild type polio virus was isolated from fecal specimens of the contacts of the AFP cases. Through statistical analysis the AFP cases reported rates were the highest whin 0~4 years. The onset of the AFP presented a clear seasonal peak in spring, summer and autumn. No significant difference of AFP rates was found between different sex. Conclusion: Chifeng has adhieved significont progress towards AFP surverllance. The quality control indicators for AFP surveillance by provinces have been so close or some even above the targets recommended by WHO. No weak surveillance area and blank area.