Table 3.

Some studies evaluating the role of stent placement in the treatment of central hemodialysis access lesions are presented

Authors (Reference)Study DesignYear of PublicationNumber of Central LesionsPrimary PatencySecondary PatencyNotes
Bakken AM (41)Retrospective20077530-d rates of 76% for both groups and 12-mo rates of 29% for PTA and 21% for stent (P = 0.48)Secondary patency was also equivalent (P = 0.08), with a 30-d patency rate of 81% and 12-mo rate of 73% for the PTA group, versus stent secondary patency rates of 84% at 30 d, and 46% at 12 mo
Rajan, DK (40)Observational (no control group)200789In the fistula group were 88.5% ± 4.8, 59.4% ± 7.6, and 46% ± 7.9 at 3, 6, and 9 mo, respectively.n/a
In the graft group, the rates were 78.1% ± 7.3, 40.7% ± 9, and 16% ± 7.3, respectively.
Maya, ID (38)Observational (no control group)20072319% at 1 yr64% at 1 yrAll stent had restenosis on follow-up venogram.
Haage, P (35)Observational (no control group)1999503, 6, 12, and 24 mo were 92%, 84%, 56%, and 2897% after 6 and 12 mo, 89% after 24 mo, and 81% after 36 and 48 mo
Vesely, TM (46)Observational (no control group)1997201 mo, 3 mo, 6 mo, and 1 yr: 90%, 67%, 42%, and 25%at 3 mo, 6 mo, 1 yr, and 2 yr: 89%, 64%, 56%, and 22%