Figure 2

Kaplan–Meier curves showing (A) race, (B) N stage, (C) bone metastasis, (D) radiation, (E) chemotherapy, (F) grade, and (G) liver metastasis for OS.

Kaplan–Meier curves showing (A) race, (B) N stage, (C) bone metastasis, (D) radiation, (E) chemotherapy, (F) grade, and (G) liver metastasis for OS.