Clinical Study
Multicenter Experience with Nonischemic Multiport Laparoscopic and Laparoendoscopic Single-Site Partial Nephrectomy Utilizing Bipolar Radiofrequency Ablation Coagulator
Table 1
Patient demographics and tumor characteristics.
| | Total
| Multiport LPN
| LESS-PN
| P value |
| Mean f/u (months) | | | | .004 | Mean age (yrs.) | | | | .627 | Gender | | | | .547 | Male | 31 (51.7%) | 25 (54.3%) | 6 (42.9%) | | Female | 29 (48.3%) | 21 (46.7%) | 8 (57.1%) | | Mean BMI (Kg/m2) | | | | .737 | Race/Ethnicity | | | | .195 | Caucasian | 40 (66.7%) | 33 (71.6%) | 7 (50%) | | Other | 20 (33.3%) | 13 (28.3%) | 7 (50%) | | Laterality | | | | .770 | Right | 28 (46.7%) | 22 (47.8%) | 6 (42.9%) | | Left | 32 (52.3%) | 24 (52.2%) | 8 (57.1%) | | Tumor location | | | | .043 | Upper pole | 13 (21.7%) | 10 (21.8%) | 3 (21.4%) | | Mid-pole | 20 (33.3%) | 14 (30.4%) | 6 (42.9%) | | Lower pole | 27 (45.0%) | 22 (47.8%) | 5 (35.7%) | | Tumor location | | | | .241 | Anterior | 34 (56.7%) | 25 (54.3%) | 9 (64.3%) | | Posterior | 25 (41.7%) | 20 (43.5%) | 5 (35.7%) | | Central | 1 (1.6%) | 1 (2.2%) | 0 (0%) | | Tumor size (cm) | | | | .189 |
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