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.
Global log‐rank test for trend of survivor functions.
R2‐resections excluded due to low case numbers (≤10 patients).
Abbreviations: CI, confidence interval; DSS, disease‐specific survival; G, grade; NOS, sarcoma not otherwise specified; R0, Negative margin status; R1, Microscopically positive margin status.
