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目的分析南江县1起流感疫情中病例的临床特征,为更好地诊断流感控制流行提供参考依据。方法对病例进行个案调查,填写病例基本信息和12种症状一览表,将12种症状归为头痛/头昏症状、全身中毒症状、消化道症状、卡他症状和呼吸道症状5大类,用Excel、EpiInfo进行数据分析。结果共有病例607例,罹患率30.7%;各类症状发生率为70.84%～91.93%。高峰期,头痛头昏症状的发生率较高,为93.13%(χ2=7.51,P<0.05),卡他症状较低,为72.33%(χ2=6.68,P<0.05)。各大类症状发生率男性为70%～91%,女性为68%～92%。头痛/头昏症状中,11岁组的发生率为96%,高于16岁组的发生率72.22%(χ2=4.39,P<0.05);消化道症状中,11岁组的症状发生率为92%,高于16岁组(χ2=6.03,P<0.05)。11岁组的重度头痛/头昏比例为50%,高于其他年龄组(χ2=20.12,P<0.05),消化道症状为43.48%,高于其他年龄组(χ2=59.40,P<0.01)。结论该次疫情,各类症状发生率均在70%以上,高峰期头痛头昏症状发生率较高,卡他症状较低;低年龄组的头痛头昏症状、消化道症状发生率较高且症状较重,全身中毒症状发生率较高而呼吸道症状较低。
Objective To analyze the clinical characteristics of one case of influenza in Nanjiang County and provide a reference for better diagnosis of influenza control. Methods The case was investigated and the basic information of the cases and the list of 12 symptoms were filled in. The 12 symptoms were classified as headache / dizziness, systemic poisoning symptoms, gastrointestinal symptoms, catarrhal symptoms and respiratory symptoms. Excel, EpiInfo for data analysis. Results A total of 607 cases, the attack rate of 30.7%; the incidence of various symptoms was 70.84% to 91.93%. The peak incidence of dizziness was 93.13% (χ2 = 7.51, P <0.05). The incidence of catarrhal was 72.33% (χ2 = 6.68, P <0.05). The incidence of major symptoms of 70% to 91% of men and women, 68% to 92%. Headache / dizziness symptoms, the incidence of 11-year-old group was 96%, higher than the 16-year-old group was 72.22% (χ2 = 4.39, P <0.05); gastrointestinal symptoms, 11-year-old group was 92%, higher than 16 years old group (χ2 = 6.03, P <0.05). The proportion of severe headache / dizziness in the 11-year-old group was 50% higher than other age groups (χ2 = 20.12, P <0.05), gastrointestinal symptoms was 43.48%, higher than other age groups (χ2 = 59.40, . Conclusion The prevalence of all kinds of symptoms in the epidemic was over 70%. The incidence of headache dizziness was high at the peak and the symptoms of catarrhal were lower. The incidence of headache dizziness and gastrointestinal symptoms were higher in the low age group Severe symptoms, systemic poisoning symptoms higher incidence of respiratory symptoms.