BTG2 and bladder transitional cell carcinoma: Increased expression of BTG1 and BTG2 was mainly associated with increased survival advantage, where BTG1 predicted better prognosis of patients with BRCA, HNSC, LUSC, SARC, UVM, and BTG2 predicted better prognosis for BLCA, LUAD, MESO, SARC, SKCM.