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.
High Ki-67 labeling indices of tumors using a cutoff value of 18% in the average method (A) and 22% in the hot spot method (B) are associated with poor disease-free survival (p = 0.002, p = 0.001, respectively).
