Table 1 Clinical characteristics of patients with de novo UTUC
Variable | Number of patients, n (%) |
|---|---|
Interval time from transplantation to development of UTUC | |
 < 1 year | 1 (0.9%) |
1–5 years | 35 (33%) |
5–10 years | 31 (29.2%) |
10–15 years | 25 (23.6%) |
 > 15 years | 14 (13.2%) |
Tumor staging | |
Ta | 6 (5.7%) |
T1 | 46 (43.4%) |
T2 | 17 (16%) |
T3 | 28 (26.4%) |
T4 | 9 (8.5%) |
Lymph node staging | |
N +  | 6 (5.7%) |
N0 | 100 (94.3%) |
Tumor grade | |
G1/G2 | 56 (52.8%) |
G3 | 50 (47.2%) |
Multifocality | 67 (63.2%) |
Tumor location | |
Bilateral tumor | 7 (6.6%) |
Bilateral upper tract | 1 (0.9%) |
Bilateral upper tract and bladder | 6 (5.7%) |
Unilateral tumor | 99 (93.4%) |
Renal pelvis only | 18 (18.2%) |
Ureter only | 27 (27.3%) |
Renal pelvis and ureter | 27 (27.3%) |
Renal pelvis and bladder | 5 (5.1%) |
Ureter and bladder | 5 (5.1%) |
Renal pelvis, ureter and bladder | 17 (17.2%) |