Figure 1.

Clinical outcome measures in the mavrilimumab group versus the control group
(A) Cumulative survival estimated by a Kaplan-Meier curve at 28 days and compared with a Fisher's exact test. (B) Mechanical ventilation-free survival estimated by a Kaplan-Meier curve and compared with a log-rank test. (C) Time to clinical improvement estimated by a Kaplan-Meier curve and compared with a log-rank test. (D) Time to fever resolution estimated by a Kaplan-Meier curve and compared with a log-rank test.