Table 1.
Clinical-pathological characteristics of the study population. Group A is constituted by the patients with localized disease and Group B is constituted by the patients with metastatic disease.
| Clinical-Pathological Characteristics | Group A (N = 32) | Group B (N = 37) | |||
|---|---|---|---|---|---|
| N | % | N | % | ||
| Gender | |||||
| Male | 24 | 75.0 | 26 | 70.3 | |
| Female | 8 | 25.0 | 11 | 29.7 | |
| Age | |||||
| Average ± SD | 61.9 ± 12.4 | 62.4 ± 9.9 | |||
| Type of surgery | |||||
| Partial nephrectomy | 18 | 56.3 | 0 | 0.0 | |
| Radical nephrectomy | 14 | 43.8 | 34 | 91.9 | |
| No surgery | 0 | 0 | 3 | 8.1 | |
| Tumor size | |||||
| <7 cm | 24 | 75.0 | 9 | 24.32 | |
| ≥7 cm | 8 | 25.0 | 22 | 59.46 | |
| Undetermined | 0 | 0 | 6 | 16.22 | |
| T | |||||
| T1 | 17 | 53.1 | 10 | 27.03 | |
| T2 | 1 | 3.1 | 6 | 16.22 | |
| T3 | 13 | 40.6 | 16 | 43.24 | |
| T4 | 0 | 0 | 3 | 8.12 | |
| Tx | 1 | 3.1 | 2 | 5.40 | |
| N | |||||
| N0 | 0 | 0 | 15 | 40.54 | |
| N1–N2 | 0 | 0 | 5 | 13.51 | |
| Nx | 0 | 0 | 17 | 45.95 | |
| M | |||||
| M0 | 27 | 100 | 22 | 59.46 | |
| M1 | 0 | 0 | 15 | 40.54 | |
| Mx | 5 | 0 | 0 | 0.0 | |
| Clinical Stage | |||||
| I | 17 | 53.1 | 10 | 27.03 | |
| II | 1 | 3.1 | 6 | 16.22 | |
| III | 13 | 40.6 | 16 | 43.24 | |
| IV | 0 | 0 | 3 | 8.12 | |
| Not available | 1 | 3.1 | 3 | 5.40 | |
| ISUP classification | |||||
| 1 | 2 | 6.3 | 1 | 2.70 | |
| 2 | 18 | 56.3 | 14 | 37.84 | |
| 3 | 11 | 34.3 | 8 | 21.62 | |
| 4 | 1 | 3.1 | 9 | 24.32 | |
| Not available | 0 | 0 | 5 | 13.51 | |
| Smoking status | |||||
| Smoker | 6 | 18.8 | 3 | 8.11 | |
| Ex-smoker | 11 | 34.4 | 7 | 18.92 | |
| Non-smoker | 14 | 43.8 | 27 | 72,97 | |
| Not available | 1 | 3.1 | 0 | 0.0 | |
| Hypertension | |||||
| Yes | 20 | 62.5 | 15 | 40.54 | |
| No | 11 | 34.4 | 22 | 59.45 | |
| Not available | 1 | 3.1 | 0 | 0.0 | |
| Diabetes mellitus | |||||
| DM I | 0 | 0.0 | 0 | 0.0 | |
| DM II | 9 | 28.1 | 13 | 35.14 | |
| No | 22 | 68.8 | 23 | 62.16 | |
| Not available | 1 | 3.1 | 1 | 2.70 | |