Table 2.
Clinicopathologic characteristics of 1374 patients with bladder cancer treated with radical cystectomy, comparing robot assisted radical cystectomy (RARC) and open radical cystectomy (ORC) cohorts after propensity matching.
| Variables | Overall (n = 1374, 100%) |
RARC (n = 420, 33%) |
ORC (n = 840, 67%) |
p Value |
|---|---|---|---|---|
| Age, years | ||||
| Mean | 66 | 66 | 66 | 0.9 |
| Median (IQR) | 67 (59–73) | 67 (61–72) | 67 (51–72) | |
| Gender | ||||
| Male | 1003 (80%) | 365 (80%) | 728 (79%) | 0.9 |
| Female | 257 (20%) | 93 (20%) | 188 (21%) | |
| Neoadjuvant chemotherapy | 456 (33%) | 1162 (35%) | 294 (32%) | 0.2 |
| Pathological T stage | ||||
| pT0-pT1 | 535 (39%) | 189 (41%) | 346 (38%) | 0.4 |
| pT2 | 208 (15%) | 52 (11%) | 156 (17%) | |
| pT3-pT4 | 631 (46%) | 217 (47%) | 414 (52%) | |
| High grade | 1075 (78%) | 348 (76%) | 727 (79%) | 0.1 |
| Nodes removed, number | ||||
| Mean | 19 | 22 | 17 | 0.001 |
| Median (IQR) | 16 (10–25) | 19 (14–28) | 14 (8–24) | |
| LNI | 318 (23%) | 109 (24%) | 209 (23%) | 0.6 |
| Positive surgical margins | 115 (8.4%) | 52 (11%) | 63 (7.0%) | 0.006 |
| LVI | 302 (32%) | 23 (45%) | 282 (32%) | 0.04 |
| Adjuvant chemotherapy | 211 (16%) | 45 (12%) | 166 (18%) | 0.004 |
RARC: robotic assisted radical cystectomy, ORC: open radical cystectomy, IQR: interquartile range, LNI: lymph node invasion, LVI: lymphovascular invasion.