Table 1

Patient clinical characteristics and CAIX expression in clear cell carcinoma

Overall (N = 321)CAIX (No. of patients)
NegativePositiveLow ≤ 85%High > 85%
Gender
 Male216
 Female105
Age, yr
 Mean60.4 ± 11.7
 Median61.6
 Range27–89
Tumor size, cm
 Median7577.56.5
 Mean7.3 ± 3.86.5 ± 4.67.3 ± 3.78.1 ± 3.47.1 ± 3.6
 Range0.8–18.0
Metastasis
 No1721515732140
 Yes149614334115
Ta stage
 1114131012292
 239237831
 3150614429121
 418018711
Grade
 138335632
 21511014132119
 311051052090
 422319814
Nodes
 02721726150228
 11411359
 223320914
ECOG PS
 0115511015100
 11901517546144
 21311258
 310101
IL-2-based immunotherapy861851472
 Overall response22220
 Complete response707
 No response27720
 Stable disease271423
 NE312
Duration median follow-up, months
 Cancer-related deaths14 (1.3–101)
 All survivors44 (0.3–117)
Relapses38
Deaths170
  • a T, tumor; NE, not evaluable.