Table 2.
Characteristics of the 150 Patients of the Three Groups. Ten Procedures Followed by Ileal Conduit Urinary Diversion Were Excluded
| Number of Patients (%) | ||||
|---|---|---|---|---|
| Group 1 (n=37) | Group 2 (n=41) | Group 3 (n=62) | P value | |
| Mean age (years) | 78.3 ± 11.2 | 75.4 ± 11.7 | 71.4 ± 13.5 | 0.01* |
| Gender (men/women) Side | 27/10 | 31/10 | 27/35 | 0.003** |
| Right | 10 | 9 | 9 | |
| Left | 8 | 13 | 14 | |
| Bilateral | 19 | 19 | 39 | |
| Disease progression (%) | 37 (100) | 37 (90.2) | 51 (82.3) | |
| Previous chemotherapy or hormonal therapy (%) | 32 (86.5) | 32 (78.0) | 55 (88.7) | |
| Previous radiotherapy (%) | 11 (29.7) | 16 (39.0) | 40 (64.5) | 0.01** |
| Urinary derivation (%) | 0 | 4 (6.5) | 0 | |
| Survival as endpoint (%) | 0 | 8 (19.5) | 19 (30.6) | |
| Survival time after stenting (months) | 4.9 ± 4.8 | 19.4 ± 11.2 | 21.5 ± 16.3 | 0.2** |
| Serum creatinine (mg/dl−1) | ||||
| At stenting | 3.3 ± 2.5 | |||
| After stenting | 1.8 ± 0.9 | 0.009 | ||
| Number of stent procedures | 37 | 153 | 356 | |
| Mean number of stent | ||||
| Procedures per patient | 1.0 | 3.7 ± 2.0 | 5.7 ± 3.9 | 0.002 |
| Overall stent failure (%) | 0 | 0 | 128 (23.0) | |
Notes: *Group 1 versus group 2 and 3. **Group 2 versus group 3.