Frequency table of patency categories for each of the 3 arterial segments
Aorto- Femoro- Tibio- Asymptotic Patency Iliac Popliteal Peroneal Significance Cateogies Segment Segment Segment Total Level Category 5 6 50 91 147 .000 Category 4 8 28 40 76 .000 Category 3 19 15 18 52 0.779 Category 2 156 153 119 428 .052 Category 1 63 38 16 117 .000 TOTAL 252 284 284 820 Table 2.