星期四 2026年 2月 26日
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英专家:武汉肺炎当前传播速率 平均传染2至3人

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2019新型冠状病毒(2019-nCoV)(示意图)

针对2019新型冠状病毒(2019-nCoV)引发的武汉肺炎疫情进行的2项科学分析指出,根据当前传播速率,感染此新型病毒的病患平均会传染给2至3人。

路透社报道,进行分析的科学家表示,武汉肺炎疫情依此速率是否会继续蔓延扩散,端视控制措施的有效性而定。但为了要能控制疫情并扭转局势,控制措施必须得阻止至少60%感染案例传染他人。

截至25日晚间,武汉肺炎疫情已造成中国境内42人死亡,全球各地超过1400人确诊感染,当中以中国最多,约1372人确诊感染。

共同领导其中一项科学分析的伦敦帝国学院(Imperial College London)传染病专家佛格森表示:“这波疫情能否抑制在中国境内,目前仍不明朗。”

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佛格森的团队指出,至1月18日武汉已高达4000人感染,平均每个感染案例会传染给2到3人。

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英国兰卡斯特大学(Lancaster University)进行的第2项科学分析也计算出,传播速率为平均每个感染者会传染给2.5人。研究人员指出,“如果武汉肺炎疫情持续未减弱,我们预测至2月4日前将会明显扩大。”

研究人员估计,光是去年12月爆发疫情的华中城市武汉,至2月4日前就会有大约19万个感染例,且其他中国城市也会确立传染,而病毒输出至其他国家将会更频繁。

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