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. 2012 Oct-Dec;8(4):37–42. doi: 10.14797/mdcj-8-4-37

Table 2.

Patency of below-knee femoropopliteal grafts. all series published since 1981.30

Graft and Patency Type Primary Patency (%)
  1-Mo 6-Mo 1-Yr 2-Yr 3-Yr 4-Yr
Primary Patency            
Reversed Saphenous Vein 98 90 84 79 78 77
In Situ vein bypass 95 87 80 76 73 68
Secondary Patency            
In situ vein bypass 97 96 96 89 86 81
Arm Vein 97 83 83 73 70
Polytetrafluoroethylene 96 80 68 61 44 40
Human umbilical vein 88 82 77 70 61 60