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目的了解安庆市传染病的发病趋势和季节性分布特点,为有效地开展疾病监测,控制疫点暴发和流行提供依据。方法对2009-2011年安庆市10种常见法定传染病报告发病趋势作时间序列分析;根据集中度标准描述疾病季节性分布特点。结果 2009年与2010年、2010年与2011年安庆市10种常见法定传染病总体发病趋势完全一致(t=0.04和0.17,P>0.5);乙脑、麻疹分别具有很严格和很强的季节性;其他感染性腹泻、痢疾、流行性腮腺炎、淋病有明显的季节性;肺结核、乙肝、甲肝、流行性感冒,全年均有发病,集中趋势不明显。结论安庆市传染病总体发病趋势较稳定;一些疾病季节性分布规律与理论上不一致,出现提前或滞后现象。
Objective To understand the epidemic trend and seasonal distribution of infectious diseases in Anqing City, and to provide basis for effectively carrying out disease surveillance and controlling epidemic outbreak and epidemic. Methods Time series analysis was made on the trend of the reported incidences of 10 notifiable infectious diseases in Anqing from 2009 to 2011. The seasonal distribution of diseases was described according to the concentration criteria. Results The overall trend of the incidence of 10 notifiable infectious diseases in 2009 and 2010, 2010 and 2011 in Anqing was the same (t = 0.04 and 0.17, P> 0.5). There were very strict and strong seasons Sex; other infectious diarrhea, dysentery, mumps, gonorrhea have obvious seasonal; tuberculosis, hepatitis B, hepatitis A, influenza, incidence throughout the year, the focus is not obvious. Conclusion The overall incidence of infectious diseases in Anqing City is stable. The seasonal distribution of some diseases is not in accordance with the theory and appears to be earlier or later.