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.
Association of chemotherapy with disease‐specific survival (DSS). Statistical significance was calculated using Kaplan–Meyer survival analysis. (A) DSS by stage/substage. (B) Association of chemotherapy with DSS in the overall cohort. (C) Association of chemotherapy with DSS in each disease stage/substage. P ≤ 0.05 is regarded as statistically significant.
