PIK3CD and neoplasm: PIK3CD-AS2, AC092171.2, NRAV, ZFPM2-AS1, and CASC19 were risk factors in the m7GRLSig model, as mentioned above; the expression of AC092171.2, NRAV, and ZFPM2-AS1 was significantly higher in tumor tissues in the TCGA cohort (Supplementary Figure S4a–e).