FGF19 and non-small cell lung carcinoma: We then analyzed the Kaplan–Meier plots and found that higher FGF19 level (top 25%) was associated with shorter overall survival (OS, n = 1145) (Fig. 1Ea) and progression-free survival (PFS, n = 596) (Fig. 1Eb) vs. lower FGF19 level (bottom 25%) in NSCLC.