Table 1.
Patient demographics and tumor characteristics of 33 patients.
| Variable | Open Partial Nephrectomy n = 18 (54.55%) | Microwave Thermal Ablation n = 15 (45.45%) | p Value |
|---|---|---|---|
| Median age (years) | 71.5 (IQR: 70–75) | 75 years (IQR: 71–79) | 0.005 |
| Median body mass index (kg/m2) | 25 (IQR: 23–26) | 25 (IQR: 24–25) | 0.42 |
| Median tumor diameter (cm) | 3 (IQR: 2.5–3.5) | 3.2 (IQR: 2.35–3.4) | 0.12 |
| Median baseline glomerular filtration rate (mL/min/1.73 m2) | 46.2 (IQR: 42.7–65.8) | 59.9 (IQR: 49.5–73.8) | 0.12 |
| Median baseline hemoglobin (g/L) | 134.5 (IQR: 124–140) | 125 (IQR: 108–138) | 0.45 |
| Male/female | 10/8 | 9/6 | 0.55 |
| Right/left | 8/10 | 6/9 | 0.76 |
| ASA score | 11/7 | 5/10 | 0.71 |
| 1 | 4 | 1 | 0.62 |
| 2 | 13 | 9 | |
| 3 | 1 | 5 | |
| Tumor location | 0.44 | ||
| Upper | 5 | 3 | |
| Middle | 4 | 8 | |
| Lower | 9 | 4 | |
| Charleston comorbidity index | 5.22 (IQR: 5–6) | 7.5 (IQR: 5–10) | 0.005 |
| Histology | 0.56 | ||
| Renal cell carcinoma | 15 | 12 | |
| Papillary renal cell carcinoma | 2 | 1 | |
| Chromophobe renal cell carcinoma | 1 | 2 | |
| RENAL nefrometry score | 5 (IQR: 4–6) | 6 (IQR: 4.5–6) | 0.31 |