Table 3 Construct validity; Spearman correlation coefficients between the ALDS, the VascuQol and clinical indicators (n = 62).
ALDS | VascuQol (Activity) | VascuQol (Total) | ||||
|---|---|---|---|---|---|---|
Decrease ABI after exercise (in patients with IC) | r = 0.16 | p = 0.50 | r = 0.00 | p = 1.00 | r = 0.16 | p = 0.50 |
ABI at rest (in patients with CLI) | r = 0.14 | p = 0.49 | r = 0.02 | p = 0.92 | r = 0.20 | p = 0.33 |
Toe pressure (in patients with CLI) | r = 0.19 | p = 0.37 | r = 0.38 | p = 0.06 | r = 0.18 | p = 0.38 |