摘要
本文用园形分布法探讨1989~1995年松花江地区流行性出血热时间分布特征。跨年度资料分析证实了其季节性高峰的存在,发病集中时点为11月23~24日。流行前期为8月25日至10月9日;高峰期为10月10日至次年1月8日;流行后期为次年1月9日至2月22日,余为间歇期。整个流行期病例占总病例的8958%,流行高峰期占7984%。这为及时采取防治措施、预防和控制本病提供了科学依据。
The Time distribution of epidemic hemorrhagic fever in Songhuajiang Prefecture during 1989 to 1995 was investigated by using a round distributive method.It was confirmed that there was an epidemic season during August 25 to Feburary 22 next year.Its peak was between Oct 10 to Jan 8 next year.Its epidemic phase was in Jan 9 to Feb 22 next year.The other time was interval phase. 89.58% of the total cases were concentrated in the period of epidemic season.79.84% of the total cases were concentrated in the peak time. The resultsprovided a scientific base for infectious disease prevention and control.
出处
《疾病监测》
CAS
1997年第3期85-86,共2页
Disease Surveillance
关键词
流行性出血热
时间特征
园形分布法
Epidemic Hemorrhagic Fever,Prevention and control,Time Distribution,Round Distributive Method.