Figure 2

Kaplan–Meier plot showing the percentages of BA.1 and BA.2 patients needing supplemental oxygen during their in-hospital stay. There was no significant difference in the two curves using the logrank (Mantel-Cox) test.

Kaplan–Meier plot showing the percentages of BA.1 and BA.2 patients needing supplemental oxygen during their in-hospital stay. There was no significant difference in the two curves using the logrank (Mantel-Cox) test.