DMC suggested change--a few months back when RLFT

DMC suggested change--a few months back when RLFT had their "interim" the DMC said "At the committee’s recommendation, the primary endpoint is changed to “alive and free of respiratory failure at 7-10 days.” This change in primary endpoint from mortality at 28 days is driven by the general decrease in mortality with advances in treatment for Critical COVID-19 and by initial observations in the clinical trial. So it was