From NPR
The survival rate for COVID-19 patients on ventilators may be as low as 20%, though the machines' effectiveness for those patients is still being studied.
Ventilator Shortages Loom As States Ponder Rules For Rationing
Many states are projected to have excessive demand for ventilator machines in the coming weeks, but no state government has formally asked hospitals to prepare for difficult and complex crisis triage.
www.npr.org