Next, through multivariate Cox regression analysis, five key genes in the ceRNA network were used to establish the prognostic model of PAAD, namely, LRRC1, RNF166, LY6D, MIR600HG, and hsa-miR-424-5p (Figure 5D and Table 3). The gene discussed is LRRC1; the disease is pancreatic adenocarcinoma.