@MattNoahSmith IHME composite of masks surveys says 51% in MA mask up daily. In January 2021 it said 86%.
In FL it's 38%: 13% difference. Some studies suggest 100% masking reduces spread by 25%. Simple linear estimate puts effect of 13% difference at 3.25%. Who would notice?
@MattNoahSmith IHME面具调查组合称，MA每天有51%的人使用面具。2021年1月它说了86%。
在FL中，差异为38%：13%。一些研究表明100%的掩蔽可以减少25%的传播。简单的线性估计将13%差异的影响定为3.25%。谁会注意到？