03 November 2023: Clinical Research
Impact of Visceral Fat Area on Intraoperative Complexity and Surgical Approach Decision for Robot-Assisted Partial Nephrectomy: A Comparative Analysis with BMI
Bo Cui 12ABCDEF* , Yulan Chen 1BCDEF* , Xinran Chen 1BC , Tao Wang 1BCD , Li Wang 1CDE , Fan Liu 1BCD , Qing Ouyang 1BC , Xiangyi Zhang 3BC , Yu Gao 2ADEG* , Xin Ma 2ADEFG*DOI: 10.12659/MSM.941953
Med Sci Monit 2023; 29:e941953
Table 2 Demographic and clinicopathological parameters between general obese and non-obese by BMI.
| Parameter | Patients (n=213) | BMI ≥28 kg/m2 (n=53) | BMI <28 kg/m2 (n=160) | p-value |
|---|---|---|---|---|
| Age, median (IQR), years | 52.2±11.0 | 52.7±13.6 | 0.811 | |
| Gender, n | 213 | 53 | 160 | * |
| Male, n (%) | 145 | 46 (86.8) | 99 (61.9) | |
| Female, n (%) | 68 | 7 (13.2) | 61 (38.1) | |
| Tumor laterality, n | 213 | 53 | 160 | 0.191 |
| Right, n (%) | 108 | 31 (58.5) | 77 (48.1) | |
| Left, n (%) | 105 | 22 (41.5) | 83 (51.9) | |
| Approach, n | 213 | 53 | 160 | 0.973 |
| Retroperitoneal, n (%) | 88 | 22 (41.5) | 66 (41.3) | |
| Transperitoneal, n (%) | 125 | 31 (58.5) | 94 (58.8) | |
| Tumor size, median (IQR), cm | 3.0 (2.5,3.5) | 3.0 (2.5,4.0) | 0.774 | |
| AJCC Stage, n | 192 | 48 | 144 | 0.313 |
| Stage I–II, n (%) | 189 | 48 (100.0) | 141 (97.1) | |
| Stage III–IV, n (%) | 3 | 0 (0) | 3 (2.9) | |
| Fuhrman grade, n | 174 | 45 | 129 | 0.928 |
| Grade 1, n (%) | 20 | 5 (11.1) | 15 (11.6) | |
| Grade 2, n (%) | 132 | 35 (77.8) | 97 (75.2) | |
| Grade 3, n (%) | 22 | 5 (11.1) | 17 (13.2) | |
| Tumor types, n | 213 | 53 | 160 | 0.114 |
| ccRCC, n (%) | 164 | 45 (84.9) | 119 (74.4) | |
| Other types, n (%) | 49 | 8 (15.1) | 41 (25.6) | |
| RENAL score, n | 213 | 53 | 160 | 0.056 |
| ≤7, n (%) | 81 | 26 (49.1) | 55 (34.4) | |
| >7, n (%) | 132 | 27 (50.9) | 105 (65.6) | |
| Data are presented as mean±standard deviation, median (lower quartile, upper quartile) or n. * SD – standard deviation; IQR – interquartile range; BMI – body mass index. | ||||