Table 5 Perioperative parameters of RCC patients with and without collateral vessels.
Overall | RCC with collateral vessels (n = 110) | RCC without collateral vessels (n = 126) | P value | |
|---|---|---|---|---|
RENAL score, median (range) | 8(4 ~ 12) | 9(4 ~ 12) | 7(4 ~ 12) | < 0.001 |
Operating time (min) | 131.0 ± 33.8 | 133.5 ± 38.7 | 128.7 ± 28.8 | 0.721 |
Operation type | < 0.001 | |||
NSS | 85(36.0%) | 24(21.8%) | 61(48.4%) | |
RN | 151(64.0%) | 86(78.2%) | 65(51.6%) | |
Operation approach | < 0.001 | |||
Laparoscopic surgery | 122(51.7%) | 42(38.2%) | 80(63.5%) | |
Open surgery | 114(48.3%) | 68(61.8%) | 46(36.5%) | |
Blood loss, mean ± SD, ml | 190.3 ± 398.4 | 275.4 ± 534.4 | 125.3 ± 231.9 | 0.037 |
Intraoperative blood transfusion | 8(3.4%) | 7(6.4%) | 1(0.8%) | 0.020 |
Hospital stay (days) | 11.3 ± 3.9 | 11.9 ± 4.2 | 10.9 ± 3.5 | 0.050 |
