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[目的]分析南江县一起流感暴发疫情中病例的临床特征,为流感疫情的判别和控制提供参考依据。[方法]对病例进行个案调查,调查病例的基本信息和临床症状等。[结果]全校共发现流感病例1128例,罹患率达57.0%。各类临床症状的发生率在55.5%～77.6%之间。早期和高峰期病例头痛/头昏、全身中毒和消化道症状发生率较高(P﹤0.05);低年龄组病例的头昏头痛、全身中毒和消化道症状的发生率高于高年龄组;头昏头痛、全身中毒、呼吸道症状和消化道症状在发热程度高的病例中发生率更高。[结论]此次流感疫情中,临床症状以头昏/头痛和卡他症状为主,但消化道症状发生率明显较高;各临床症状发生率高的人群中,该类症状的严重程度也更高。
[Objective] To analyze the clinical characteristics of a case of influenza outbreak in Nanjiang County and provide reference for the discrimination and control of influenza epidemic. [Method] Carry on the case investigation to the case, investigate the basic information and clinical symptom of the case. [Results] A total of 1128 influenza cases were found in the school, with an attack rate of 57.0%. The incidence of various clinical symptoms 55.5% ~ 77.6%. The incidence of headache / dizziness, generalized poisoning and gastrointestinal symptoms were higher in the early and peak periods (P <0.05); dizziness, headache, generalized poisoning and gastrointestinal symptoms in the lower age group were higher than those in the high age group; Dizziness, headache, generalized intoxication, respiratory symptoms and gastrointestinal symptoms are more prevalent in cases of higher fever. [Conclusion] The symptoms of dizziness / headache and catarrhal were the main clinical symptoms in this flu epidemic, but the incidence of gastrointestinal symptoms was significantly higher. Among the groups with high incidence of clinical symptoms, the severity of such symptoms was also higher.