Table 1 Preoperative patient data and tumor characteristics before and after propensity-score matching
| Â | Pre-matching | Post-matching | ||||
|---|---|---|---|---|---|---|
RACP-RASE, n = 31 | RASE, n = 320 | p value | RACP-RASE, n = 29 | RASE, n = 29 | p value | |
Age, years, mean ± SD | 52.9 ± 12.9 | 53.7 ± 13.6 | 0.695 | 52.5 ± 13.2 | 54.4 ± 14.3 | 0.460 |
Sex (n, %) | Â | Â | 0.810 | Â | Â | 0.780 |
 Male | 19 (61.3%) | 189 (59.1%) |  | 19 (65.5%) | 20 (69.0%) |  |
 Female | 12 (38.7%) | 131 (40.9%) |  | 10 (34.5%) | 9 (31.0%) |  |
BMI, mean ± SD | 24.6 ± 3.4 | 24.2 ± 3.1 | 0.714 | 24.3 ± 3.1 | 24.1 ± 3.2 | 0.646 |
ECOG (n, %) | Â | Â | 0.547 | Â | Â | 0.368 |
 0 | 21 (67.7%) | 233 (72.8%) |  | 20 (69.0%) | 23 (79.3%) |  |
 ≥ 1 | 10 (32.3%) | 87 (27.2%) |  | 9 (31.0%) | 6 (20.7%) |  |
Side (n, %) | Â | Â | 0.645 | Â | Â | 0.421 |
 Left | 18 (58.1%) | 172 (53.8%) |  | 16 (55.2%) | 19 (65.5%) |  |
 Right | 13 (41.9%) | 148 (46.2%) |  | 13 (44.8%) | 10 (34.5%) |  |
Symptoms at diagnosis (n, %) | Â | Â | 0.706 | Â | Â | 0.389 |
 Asymptomatic | 27 (87.1%) | 291 (90.9%) |  | 25 (86.2%) | 27 (93.1%) |  |
 Symptomatic | 4 (12.9%) | 29 (9.1%) |  | 4 (13.8%) | 2 (6.9%) |  |
Preoperative eGFR, ml/min/1.73m2, median (IQR) | 101 (80–111) | 97 (80–116) | 0.960 | 98 (79–109) | 91 (76–110) | 0.539 |
Clinical tumor size, cm, mean ± SD | 5.1 ± 1.3 | 3.9 ± 1.6 | 0.000 | 5.0 ± 1.7 | 4.9 ± 1.8 | 0.870 |
RENAL score, median (IQR) | 10 (10–11) | 8 (6–9) | 0.000 | 10 (10–11) | 10 (10–11) | 0.709 |
PADUA score, median (IQR) | 11 (11–12) | 9 (7–10) | 0.000 | 11 (11–12) | 11 (11–12) | 0.683 |