Table 1.
Excluded articles after full assessment
| Study ID | Reason for exclusion |
|---|---|
| Besarab [7] | Review |
| Paulson [8] | Review |
| Sands [9] | Review |
| Work [10] | Review |
| Arbabzadah [11] | Evaluation of AVG that clot despite online Qa surveillance and the outcome of radiological thrombectomy |
| Bosman [12] | Study whether high dynamic venous pressure coincides with low AVG flow, measured by the ultrasound dilution technique |
| Cayco [13] | Comparison of a surveillance programme based on dynamic venous pressure with a historical group during which no surveillance was applied, in relation to AVG thrombosis incidence |
| Cinat [14] | Evaluation of the patency, complications and predictive factors of patency for AVG |
| Dember [15] | Comparison between prophylactic repair of AVG stenosis based on static venous pressure and repair at the time of thrombosis, in relation to graft survival |
| Dossabhoy [16] | Replication of data from other study [36] |
| Frinak [17] | Sensitivity and specificity of a dynamic venous access ratio test for access surveillance |
| Garland [18] | Review (Qa measurement by ultrasound dilution the standard of care for access surveillance?) |
| Goldstein [19] | Age of participants <18 years |
| Lumsden [20] | Prospective randomized trial to compare patients who underwent PTA for AVG (stenosis >50%) with a control group that received no intervention, towards AVG survival. Surveillance tool: duplex ultrasound |
| Magnesco [21] | Comparison of two online Qa measurement techniques |
| Maya [22] | Comparison of outcomes of elective angioplasty between AVF and AVG |
| Neyra [23] | Evaluation of the predictive value of the Qa decrease towards thrombosis risk |
| Plantinga [24] | Effect of clinic vascular access monitoring practices towards clinical outcomes in haemodialysis patients |
| Roberts [25] | Study towards the value of a surveillance programme based on measuring venous resistance, regarding AVG patency and survival |
| Safa [26] | To determine the value of a haemodialysis graft surveillance programme in reducing the incidence of AVG thrombosis and prolonging graft patency by means of pre-emptive intervention (PTA) of graft-related stenoses (no online Qa surveillance applied) |
| Sands [27] | Review |
| Sands [28] | Effect of pre-emptive intervention towards access survival. No online Qa surveillance used |
| Singh [29] | Comparison predictive accuracy static venous pressure, dynamic venous pressure and access flow in determining subsequent graft thrombosis |
| Tanuma [30] | Evaluation of the long-term results of vascular access, in particular the effects of PTA |
| Tessitore [31] | Predictive value of online Qa surveillance in AVF towards thrombosis, and sensitivity towards stenosis detection |
| Tonelli [32] | Review |
AVF = arteriovenous fistula; AVG = arteriovenous graft; Qa = vascular access flow.