Kaplan-Meier curves visualized that high serum APOA1 levels significantly associated with better cancer-specific survival (CSS) (61.9% vs. 84.3%, P =  < 0.001, Fig. 1B) and OS (45.2% vs. 79.4%, P =  < 0.001, Fig. 1C). Here, APOA1 is linked to cancer.