Surveillance and Monitoring of Dialysis Access

Table 1

Randomized trials comparing surveillance and intervention versus usual clinical monitoring and intervention.

Name	Total no. of patients	Control	Study patients	Surveillance methods tested	Primary outcome	Result
Mayer et al., 1993 [57]	70	35	35	Ultrasound evaluation of stenosis	Graft survival	Positive
Sands et al., 1999 [49]	103	41	62	Access flow, static venous pressure	Access thrombosis	Positive
Moist et al., 2003 [58]	112	53	59	Access flow, dynamic venous pressure	Access thrombosis, loss	Negative
Ram et al., 2003 [62]	101	34	67	Access flow, stenosis	Access thrombosis, survival	Negative
Roca-Tey et al., 2004 [61]*	159	65	94	Access flow	Access thrombosis	Positive
Malik et al., 2005 [56]	192	92	97	Ultrasound evaluation of stenosis	Cumulative patency	Positive
Plantinga et al., 2006 [53]*	363	185	178	Multiple	Multiple outcomes	Positive
Polkinghorne et al., 2006 [59]	137	67	68	Access flow	>50% stenosis	Negative
Robbin et al., 2006 [60]	126	61	65	Ultrasound evaluation of stenosis	Graft survival	Negative

*Prospective nonrandomized studies.