论文标题
意大利SARS-COV-2的感染死亡率
Infection fatality ratio of SARS-CoV-2 in Italy
论文作者
论文摘要
我们分析了来自意大利的Covid-19案件的5,484个密切接触，所有这些病例均经过SARS-COV-2感染的测试。我们发现感染死亡率为2.2％（95％CI 1.69-2.81％），并确定了男性性别，年龄> 70岁，心血管合并症和流行早期感染是死亡的危险因素。
We analyzed 5,484 close contacts of COVID-19 cases from Italy, all of them tested for SARS-CoV-2 infection. We found an infection fatality ratio of 2.2% (95%CI 1.69-2.81%) and identified male sex, age >70 years, cardiovascular comorbidities, and infection early in the epidemics as risk factors for death.
