Table 2. Surgical and pathological outcomes.
| Outcomes | h-RARP (n=97) | d-RARP (n=246) | P value |
|---|---|---|---|
| Time using robot system (min), median [IQR] | 173 [141–207] | 144 [112–190] | <0.001 |
| Estimated blood loss (mL), median [IQR] | 20 [10–50] | 25 [10–90] | 0.11 |
| Nerve-spare, n (%) | 0.12 | ||
| Unilateral | 23 (23.7) | 35 (14.2) | |
| Bilateral | 2 (2.1) | 6 (2.4) | |
| Not performed | 72 (74.2) | 205 (83.3) | |
| Perioperative complications (Clavien-Dindo calcification grade ≥3), n (%) | 0 (0.0) | 4 (1.6) | 0.58 |
| Pathological T stage, n (%) | 0.008 | ||
| T0 | 3 (3.1) | 1 (0.4) | |
| T2 | 58 (59.8) | 183 (74.4) | |
| T3 | 36 (37.1) | 60 (24.4) | |
| T4 | 0 (0.0) | 2 (0.8) | |
| Pathological Gleason score, n (%) | 0.001 | ||
| No cancer | 3 (3.1) | 1 (0.4) | |
| 1 | 1 (1.0) | 13 (5.3) | |
| 2 | 17 (17.5) | 90 (36.6) | |
| 3 | 37 (38.1) | 69 (28.0) | |
| 4 | 19 (19.6) | 36 (14.6) | |
| 5 | 20 (20.6) | 37 (15.0) | |
| Surgical margin status, n (%) | 0.69 | ||
| Negative | 62 (63.9) | 151 (61.4) | |
| Positive | |||
| With pT2 | 18 (31.0) | 57 (31.1) | |
| With pT3 | 17 (47.2) | 36 (60.0) |
h-RARP, robot-assisted radical prostatectomy using hinotoriTM surgical robot system; d-RARP, robot-assisted radical prostatectomy using da Vinci surgical robot system; IQR, interquartile range.