I’ve seen that number in some press releases from those fighting the bug, based on averaging the numbers from various countries This article reports China hospitalized 15% of its cases, of which a third were in critical care. Italy was the worst, with a reported hospitalization rate of @50%. But Italy’s population demographics and late response were huge factors in that.Where did that 15-20% number come from? That seem unbelievably high. Considering the Chinese had 80k cases and certainly didn't hospitalize nearly 20000 people.

What does the coronavirus mean for the U.S. health care system? Some simple math offers alarming answers
At a 10% hospitalization rate, all hospital beds in the U.S. will be filled by about May 10. As #Covid19 cases saturate nearly every state and county, health care workers would burn through the national stockpile of N95 masks in two days.
