Table 3. Summary statistics of surgical and pathologic parameters by presurgical therapy.
| No. (%) | ||||
|---|---|---|---|---|
|
|
||||
| Characteristic | All patients (n = 173) | Immediate surgery (n = 103) | Presurgical therapy (n = 70) | p value |
| Pathologic tumor size, cm, median (range) | 10 (1.7–27) | 10 (2–27) | 10 (1.7–24) | 0.397 |
|
| ||||
| Duration of surgery, min, median (range) | 185 (61–665) | 182 (61–649) | 196 (62–665) | 0.638 |
|
| ||||
| EBL, ml, median (range) | 600 (25–14 000) | 600 (25–14 000) | 700 (50–8900) | 0.464 |
|
| ||||
| Pathologic T category: | 0.674 | |||
| T1 and T2 | 27 (15.6) | 15 (14.6) | 12 (17.1) | – |
| T3 and T4 | 146 (84.4) | 88 (85.4) | 58 (82.9) | – |
|
| ||||
| Pathologic N category: | 0.047 | |||
| Nx | 55 (31.8) | 40 (38.8) | 15 (21.4) | – |
| N0 | 61 (35.3) | 34 (33) | 27 (38.6) | – |
| N1 and N2 | 57 (32.9) | 29 (28.2) | 28 (40) | – |
|
| ||||
| LND: | 0.020 | |||
| None | 55 (31.8) | 40 (38.8) | 15 (21.4) | – |
| Partial plus total | 118 (68.2) | 63 (61.2) | 55 (78.6) | – |
|
| ||||
| Matted nodes present | 15 (12.7) | 6 (9.5) | 9 (16.4) | 0.284 |
|
| ||||
| Presence of sarcomatoid features | 29 (16.8) | 14 (13.6) | 15 (21.4) | 0.214 |
|
| ||||
| Laparoscopic | 31 (17.9) | 15 (14.6) | 16 (22.9) | 0.225 |
|
| ||||
| PN | 6 (3.5) | 2 (1.9) | 4 (5.7) | 0.224 |
EBL = estimated blood loss; LND = lymph node dissection; PN = partial nephrectomy.