Table 4 Differences in total blood loss (ml), total operative time (h) and total hospital stay (days) between different levels of tumour thrombus.

	Level 1	Level 2	Level 3	P-value
	(n=3)	(n=10)	(n=3)
Total EBL (median) (IQR)	1,000 (670–1,800)	2,250 (1,500–6,250)	4,000 (1,500–4,000)	0.07
Total operative time (h) (median) (IQR)	3.75 (3.00–5.00)	5.25 (4.37–6.00)	5.50 (4.1–5.00)	0.134
Total hospital stay (days) (median) (IQR)	6 (5.00–7.00)	8 (6.5–12.00)	10 (7.00–10.00)	0.055

EBL: estimated blood loss; IQR: interquartile range