Table 2.
Relationship between VO2 at ventilatory threshold and clinical characteristics of intermittent claudication patients (n=134).
| Variables | VO2 at ventilatory threshold |
|---|---|
| Age, years |
r=0.084 p=0.339 |
| Body mass index, kg−1.m2 |
r=−0.236 p=0.007 |
| Ankle-brachial index |
r=0.285 p=0.001 |
| Claudication onset time, seconds |
r=−0.015 p=0.227 |
| Peak maximal time, seconds |
r=0.323 p<0.001 |
| Sex, women=0; men=1 |
r=0.336 p<0.001 |
| Chronic obstructive pulmonary disease, no=0; yes=1 |
r=−0.152 p=0.083 |
| Hypertension, no=0; yes=1 |
r=−0.139 p=0.114 |
| Diabetes mellitus, no=0; yes=1 |
r=−0.189 p=0.031 |
| Coronary artery disease, no=0; yes=1 |
r=−0.165 p=0.060 |