>> "Now to restaurant reopening: During the study period, states allowed restaurants to reopen for on-site dining (indoor or outdoor) in 3,076 counties (or nearly all of them). The researchers found no statistically significant changes in the growth rates of either daily cases or deaths in the first 40 days after restrictions were lifted."

>> "But then things changed. Between 41 and 60 days after restaurants reopened, the growth rate of daily cases increased by 0.9 percentage points, followed by increases of 1.2 and 1.1 percentage points in the next two periods."

CDC study: Restaurant dining bans and mask mandates ...

有趣，為什麼會拖40天，潛伏期不是也才

我也不懂. 可是除了開放內用的日期跟確診數量外, 沒看到他統計其他數據 (像在餐廳用餐的人數, 在餐廳用餐後確診的人數), 應該什麼也分析不出來吧. 或者等幾年後有那個研究生去研究

可能餐廳剛開放時人們不會馬上去內用啊，有幾天延遲好像很正常

這個幾天是整整一個月就是了..