Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Forest plot of the treatment effect within subgroups defined by baseline demographic, disease, and treatment characteristics. NA and NB represent the number within in each subgroup in Arms A and B, respectively. Both the hazard ratio within each subgroup and the hazard ratio of the interaction comparing the subgroups are provided. RZ = randomization.
