Figure 2

According to whether or not surgery, Kaplan–Meier survival analysis of colorectal cancer patients after propensity score matching. Overall survival for patients 70–74 years old (A), 75–79 years old (B), 80–84 years old (C), and 85+ years old (D) after PSM. Cancer-specific survival for patients 70–74 years old (E), 75–79 years old (F), 80–84 years old (G), and 85+ years old (H) after PSM. PSM, propensity score matching.