Table 1.

Demographics and other patient characteristics.

Total number of patients	37
Median (range) age, years	56 (34–84)
Gender, n (%)
Male	12 (32.4)
Female	25 (67.6)
Race/Ethnicity, n (%)
White non-Hispanic	8 (21.6)
Hispanic grouped	29 (78.4)
Median (range) body mass index	30.4 (20.1–43)
Charlson comorbidity score, n (%)
0	16 (43.2)
1	10 (27.0)
2	4 (10.8)
3	6 (16.2)
5	1 (2.7)
Median (range) ischaemia time, min
Ischaemia (all)	32 (15–61)
Warm ischaemia (n = 25)	31 (15–53)
Cold ischaemia (n = 12)	48 (30–61)
Median (range) estimated blood loss, mL	200 (50–1000)
Median (range) total operative time, min	155 (78–269)
Pathology lesion type, n (%)
Clear-cell	28 (75.7)
Papillary	1 (2.7)
Oncocytoma	2 (5.4)
Angiomyolipoma	1 (2.7)
Benign simple cyst	3 (8.1)
Benign parenchyma	1 (2.7)
Sarcomatoid changes	1 (2.7)
Median (range) tumour/lesion size, cm	4 (2–7.2)
Margin status: negative, n (%)	37 (100)