Table 4 Crosstabulation of ABI and TBI against PVW grades
| Â | PVW grade n (%) | ||
|---|---|---|---|
A (normal) | B (mild PAD) | C (moderate PAD) | |
Right ankle | |||
 ABI < 0.9 | 6 (75.0) | 2 (25.0) | 0 (0.0) |
 ABI > 0.9 | 96 (98.0) | 2 (2.0) | 0 (0.0) |
Left ankle | |||
 ABI < 0.9 | 19 (90.5) | 2 (9.5) | 0 (0.0) |
 ABI > 0.9 | 97 (99) | 1 (1.0) | 0 (0.0) |
Right toe | |||
 TBI < 0.7 | 23 (76.7) | 7 (23.3) | 0 (0.0) |
 TBI ≥ 0.7 | 84 (92.3) | 7 (7.7) | 0 (0.0) |
Left toe | |||
 TBI < 0.7 | 28 (68.3) | 11 (26.8) | 2 (4.9) |
 TBI ≥ 0.7 | 77 (96.3) | 3 (3.7) | 0 (0.0) |