Kaplan Meier curves for A) cumulative survival free from clinical worsening, stratified by experimental or control arm, B) cumulative survival, stratified by experimental or control arm, C) cumulative survival free from clinical worsening, stratified by COMPERA low-risk status at 16 weeks vs other status, and D) cumulative survival, stratified by COMPERA low-risk status at 16 weeks vs other status.