论文标题

测试可以放松社会疏远措施吗?纽约市Covid-19的未来演变

Can Testing Ease Social Distancing Measures? Future Evolution of COVID-19 in NYC

论文作者

Housni, Omar El, Sumida, Mika, Rusmevichientong, Paat, Topaloglu, Huseyin, Ziya, Serhan

论文摘要

3月22日,“纽约州”的行政命令生效,目的是确保足够的社会疏远以减轻Covid-19的传播。直到6月初,停顿将以某种形式在纽约市有效。我们使用分隔的模型来研究测试能力和社会距离措施对城市“临时”时期大流行的演变的影响。我们发现,如果要平衡,即使在临时倒闭后的社会距离措施中,测试能力也必须显着增加。特别是,如果该市每天进行20,000次测试,并放松了对临时规范的社会疏远措施,那么到9月底的死亡总数可以达到250,000。通过将社会距离的措施保持到前后规范和每天进行100,000次测试之间的某个地方,到9月底的死亡总数可以保持在27,000左右。如果要抑制过度的死亡,则必须迅速回到临时社会距离的规范。如果该城市要回到立即倒闭后的“临时”社会距离规范,并在9月底之前将死亡总数保持在35,000左右,则每天应进行500,000次测试。我们的发现对城市所需的测试能力的规模具有重要意义,因为它放松了重新开放经济的社会疏远措施。

The "New York State on Pause" executive order came into effect on March 22 with the goal of ensuring adequate social distancing to alleviate the spread of COVID-19. Pause will remain effective in New York City in some form until early June. We use a compartmentalized model to study the effects of testing capacity and social distancing measures on the evolution of the pandemic in the "post-Pause" period in the City. We find that testing capacity must increase dramatically if it is to counterbalance even relatively small relaxations in social distancing measures in the immediate post-Pause period. In particular, if the City performs 20,000 tests per day and relaxes the social distancing measures to the pre-Pause norms, then the total number of deaths by the end of September can reach 250,000. By keeping the social distancing measures to somewhere halfway between the pre- and in-Pause norms and performing 100,000 tests per day, the total number of deaths by the end of September can be kept at around 27,000. Going back to the pre-Pause social distancing norms quickly must be accompanied by an exorbitant testing capacity, if one is to suppress excessive deaths. If the City is to go back to the "pre-Pause" social distancing norms in the immediate post-Pause period and keep the total number of deaths by the end of September at around 35,000, then it should be performing 500,000 tests per day. Our findings have important implications on the magnitude of the testing capacity the City needs as it relaxes the social distancing measures to reopen its economy.

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