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.
PFS and OS in relation to CTC groups. Kaplan Meier curves of (A) progression-free survival (PFS) and (B) overall survival (OS) in relation to circulating tumor cell (CTC) count. CTC counts are divided into four categories: (1) <5 CTCs at baseline and <5 CTCs during treatment, (2) ≥5 CTCs at baseline and <5 CTCs during treatment, (3) <5 CTCs at baseline and ≥5 CTCs during treatment and (4) ≥5 CTCs at baseline and ≥5 CTCs during treatment.
