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.
Comparison between the treatment groups for T4 (2-year overall survival for T4, A; 5-year overall survival for T4, B)and T3 (2-year overall survival for T3, C; 5-year overall survival for T3, D) overall survival. CI = confidence interval; OR = odds ratio.
