FDX1 and adrenal cortex carcinoma: The analysis results of PFI also illustrated that FDX1 was also a risk factor in ACC (HR = 1.34, p = 4.2e-3), and a protective factor in THCA (HR = 0.46, p = 1.6e-3), MESO (HR = 0.54, p = 0.03) (Supplementary Figure S3B).