Clinical Study
Robotic Prostatectomy Has a Superior Outcome in Larger Prostates and PSA Density Is a Strong Predictor of Biochemical Recurrence
Table 2
Pathology and oncological outcomes of RALP.
| Prostate size | <75 g, | >75 g, | | Mean/proportion | sd/% | Mean/proportion | sd/% |
| Prostate weight | 47.48 | 12.29 | 97.23 | 20.7 | <0.0001 | Nerve spare | | | | | | Bilateral NS | 92/293 | 31.4% | 15/47 | 31.9% | ns | Unilateral NS | 91/293 | 31.1% | 11/47 | 23.4% | ns | WLE | 100/293 | 34.1% | 21/47 | 44.6% | ns | Lymph node dissection | 34/296 | 11.5% | 4/48 | 8.3% | ns | Pathological stage | | | | | | T1 | 4/296 | 1.4% | 4/48 | 8.3% | 0.02 | T2 | 226/296 | 76.4% | 32/48 | 66.7% | ns | T3 | 64/296 | 21.6% | 12/48 | 25% | ns | T4 | 1/296 | 0.3% | 0/48 | 0% | ns | Positive margin | 81/296 | 27.3% | 12/48 | 25% | ns | Upstage | 196/260 | 75.3% | 28/48 | 58.3% | 0.02 | SVIa | 14/296 | 4.7% | 5/48 | 10.4% | ns | Pathological grade | | | | | | G6 | 78/296 | 26.4% | 20/48 | 41.7% | 0.04 | G7 | 189/296 | 63.9% | 20/48 | 41.7% | 0.004 | G8–10 | 29/296 | 9.8% | 8/48 | 16.7% | ns | Biochemical recurrence | 14/296 | 4.7% | 1/48 | 2.1% | ns |
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: seminal vesicle involvement.
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