Safety and Efficacy of the Prostar XL Vascular Closing Device for Percutaneous Closure of Large Arterial Access Sites

Table 3

Technical success (given in %) and number of complications at all 78 access sites based on sheath size. Additionally, 𝑃 values of Mann-Whitney Rank Sum Tests comparing smaller (≤16) and larger (≥18) access sites are given.

Sheath size (Fr)	𝑛	Compr.	Surgical conversion	PA (cons.)	PA (surg.)	Primary technical success	Continued technical success	Major compl.	Minor compl.
8	1					100%	100%	0%	0%
10	2	1				100%	100%	0%	50%
12	1					100%	100%	0%	0%
14	28	3	3	1		89%	89%	11%	14%
16	8				2	100%	75%	25%	0%
18	9		1			89%	89%	11%	0%
20	24	2	1	1	1	96%	92%	8%	17%
22	1					100%	100%	0%	0%
24	3					100%	100%	0%	0%
25	1					100%	100%	0%	0%
≤16	40	4	3	1	2	93%	88%	13%	13%
≥18	38	2	2	1	1	95%	92%	8%	11%
𝑃		0.442	0.697	0.538	0.599	n.a.	n.a.	n.a.	n.a.

Compr.: need for prolonged compression; PA (cons.): pseudoaneurysm with conservative management; PA (surg.): pseudoaneurysm with surgical management; major/minor compl.: major/minor complications.