The association between expression of AURKB, BIRC5, CCNE1, MMP9, SAA1, TOP2A, and overall survival was slightly lower in the TCC dataset compared to that of TCGA, while the association was higher in TCC compared to TCGA for AURKA, MKI67, and PLOD2. The gene discussed is MMP9; the disease is tarsal-carpal coalition syndrome.