Table 3

Spine surgeon Validated Intraoperative Bleeding Scale responses and associated video bleeding rate.

Specialty	Video Bleeding Rate, mL/min	VIBe Scale Response, n (%)
Specialty	Video Bleeding Rate, mL/min	0	1	2	3	4
Orthopedic
	0.2	13 (68.42)	5 (26.32)	1 (5.26)	0	0
	0.7	14 (73.68)	4 (21.05)	0	1 (5.26)	0
	1.3	0	10 (52.63)	9 (47.37)	0	0
	1.6	2 (10.53)	16 (84.21)	1 (5.26)	0	0
	6.4	0	3 (15.79)	14 (73.68)	2 (10.53)	0
	7.3	0	11 (57.89)	6 (31.58)	2 (10.53)	0
	9.7	0	0	6 (31.58)	13 (68.42)	0
	11.4	0	0	0	12 (63.16)	7 (36.84)
	27	0	2 (10.53)	12 (63.16)	5 (26.32)	0
	38.7	1 (5.26)	2 (10.53)	7 (36.84)	9 (47.37)	0
	142.4	0	0	8 (42.11)	8 (42.11)	3 (15.79)
	366.7	0	0	0	4 (21.05)	15 (78.95)
Neurological
	0.2	6 (100.00)	0	0	0	0
	0.7	5 (83.33)	0	1 (16.67)	0	0
	1.3	0	3 (50.00)	3 (50.00)	0	0
	1.6	1 (16.67)	5 (83.33)	0	0	0
	6.4	0	1 (16.67)	3 (50.00)	2 (33.33)	0
	7.3	0	5 (83.33)	1 (16.67)	0	0
	9.7	0	0	1 (16.67)	5 (83.33)	0
	11.4	0	0	1 (16.67)	4 (66.67)	1 (16.67)
	27	0	1 (16.67)	4 (66.67)	1 (16.67)	0
	38.7	1 (16.67)	1 (16.67)	3 (50.00)	1 (16.67)	0
	142.4	0	0	1 (16.67)	3 (50.0)	2 (33.33)
	366.7	0	0	0	3 (50.00)	3 (50.00)

Abbreviation: VIBe Scale, Validated Intraoperative Bleeding Scale.