Table 1.

Average volumes of pre-aspirated and post-aspirated thrombus for each aspiration catheter. We evaluated the thrombus aspiration capability of each catheter by comparing volumes of pre-aspirated and post-aspirated thrombus via a Student's t-test.

x	Catheter (F)	Volume (ml)	Volume (ml)	P Value
		(Pre-aspirated)	(Post-aspirated)
Pulmonary Artery	8	9.80 ± 2.23	9.75 ± 2.09	0.959
	12	7.66 ± 1.53	7.60 ± 1.53	0.931
Inferior Vena Cava	8	16.68 ± 4.56	16.65 ± 4.66	0.989
	14	17.78 ± 2.08	17.75 ± 2.14	0.975
Iliofemoral Vein	8	8.94 ± 1.84	8.92 ± 1.95	0.616
	10	8.67 ± 1.64	8.66 ± 1.57	0.989