For DSS, YY1 was an adverse prognostic factor in PRAD, PAAD, LUAD, and KIRP and a protective prognostic factor in OV and KIRC, while for DFI, it was an adverse prognostic factor in PAAD, CESC, and ACC, and a protective prognostic factor in OV (Figure S2C). The gene discussed is YY1; the disease is pancreatic adenocarcinoma.