Clinical Study
Radiofrequency Ablation-Assisted Zero-Ischemia Robotic Laparoscopic Partial Nephrectomy: Oncologic and Functional Outcomes in 49 Patients
Table 1
Patient and tumor characteristics.
| | | RPN | RF-RPN | |
| | Number of patients | 36 | | 49 | | | | Mean age at diagnosis (range), years | | 58.4 (36–79) | | 58.5 (30–77) | 0.37 | | Number of men (%) | | 22 (61%) | | 27 (55%) | 0.66 | | Mean (range), kg/m2 | | 26.7 (19.2–41.0) | | 29 (20.0–55.0) | 0.1 | | score >3 | 34 | 11 (30.6%) | 45 | 11 (24.4%) | 0.46 | | Mean pre-op , mL/min/1.73 m2 | | 83.9 | | 80.7 | 0.48 | | Clinical tumor size | 36 | | 49 | | | | Mean (range), cm | | 2.0 (0.7–6.0) | | 2.6 (0.9–6.0) | 0.004 | | Size > 3 cm (%) | | 3 (8.3) | | 14 (28.6) | 0.016 | | Endophytic | 31 | 5 (16.1%) | | 28 (57%) | <0.001 | | Location (%) | 31 | | 49 | | 0.5 | | Upper | | 13 (36.1) | | 20 (40.8%) | | | Interpolar | | 17 (47.2) | | 17 (34.7%) | | | Lower | | 6 (16.7) | | 11 (22.4%) | | | Left-sided tumor | | 28 (77.8%) | | 25 (51%) | 0.013 | | Mean follow-up with imaging, months (range) | | 68.4 (1.0–129.6) | | 54 (2.4–84) | 0.053 | | Patients with follow-up of at least 6 months (%) | | 33 (91.7%) | | 46 (91.8%) | 0.69 |
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, Body Mass Index.
, American Society of Anesthesiologists.
, glomerular filtration rate.
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