Figure 1.
Five-year cause-specific hazard ratio, stratified by chemotherapy and tumor stage. Chemotherapy recipients and nonrecipients were matched by propensity score of receiving chemotherapy.
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.