Table 2

Relationship between β-catenin expression on RCC and clinicopathological characteristics

IHC β-catenin staining, no. (%)Total
PreservedDiffuseDecreased
Tumor grade 1a34 (97.1)1 (2.9)035 (100)
Tumor grade 228 (73.7)7 (18.4)3 (7.9)38 (100)
Tumor grade 31 (50)01 (50)2 (100)
NAb2002
Stage T1a23 (88.5)3 (11.5)026 (100)
Stage T1b17 (89.5)02 (10.5)19 (100)
Stage T28 (100)008 (100)
Stage T3c17 (70.8)5 (20.8)2 (8.4)24 (100)
M+15 (83.4)2 (11.1)1 (5.5)18 (100)
LN+d3 (50.0)2 (33.3)1 (16.7)6 (100)
Total65 (84.5)8 (10.3)4 (5.2)77 (100)
  • a P = 0.005,χ 2 = 7.8.

  • b NA, data not available; M+, metastases to distant organs are present; LN+, lymph node involvement is present.

  • c P = 0.027;χ 2 = 4.8.

  • d P = 0.015;χ 2 = 5.86.