Number of participants who are classified 8 (dead), 7 (hospitalized, on invasive mechanical ventilation or ECMO), or 6 (hospitalized, on non-invasive ventilation or high flow oxygen devices) on the NIAID ordinal scale

Number of participants who are classified 8 (dead), 7 (hospitalized, on invasive mechanical ventilation or ECMO), or 6 (hospitalized, on non-invasive ventilation or high flow oxygen devices) on the NIAID ordinal scale