BIRC7 and neoplasm: The level of expression of each group (1, cIAP1-N+Survivin-N; 2, cIAP1-C+cIAP2+XIAP and 3, Survivin-C+Livin) was significantly associated with the presence of muscle-invasive disease (P1=0.001; P2=0.001; P3<0.001) and tumor grade (P1=0.003; P2=0.015; P3=0.001).