Tweeted By @rafalab
Excess deaths track reported COVID-19 deaths in Cook County, IL. The reported deaths, 860, are about 80% the actual cases, with this proportion trending towards 100%.
— Rafael Irizarry (@rafalab) April 20, 2020
We show data for Cook because, AFAIK, it is the only jurisdiction making up-to-date death registry data public. pic.twitter.com/DrQJHlISDg