Table II. B.

Operative characteristics for endovascular aneurysm repair

Variable	Endovascular repair (N = 1038)				Ruptured (N = 33)
	Elective (N = 945)	P valuea	Symptomatic (N = 60)	P valueb
Estimated blood loss,c mL	200 (100–400)	<.01	300 (150–500)	.4	300 (175–650)
Crystalloid,c mL	2400 (2000–3000)	.2	2575 (1900–3350)	.1	3100 (2000–4900)
Intraop pRBC,d U	0.1 ± 0.7	.025	0.6 ± 1	<.01	3.8 ± 6.4
Heart rate,d beats/min
On arrival in OR	66 ± 12	.045	71 ± 15	<.001	95 ± 21
Highest intraop	75 ± 15	.455	77 ± 13	<.001	105 ± 27
Extubation in OR,d %	98	<.001	81	<.001	39

OR, Operating room; pRBC, packed red blood cells.

^aElective vs symptomatic

^bsymptomatic vs rupture; significant at level of .05.

^cValues reported as median (interquartile range) and compared with rank-sum test.

^dValues reported as mean ± standard deviation.