Table 2.
Relationships between selected variables and initial claudication and absolute walking times (n = 85).
| Variables | ICT Pearson r | P value | AWT Pearson r | P value |
|---|---|---|---|---|
| StO2 at rest | .07 | .51 | .02 | .87 |
| Peak exercise StO2 | .14 | .22 | .23 | .04 |
| Absolute decline in StO2 during exercise | −.19 | .08 | −.12 | .30 |
| Relative decline in StO2 during exercise | −.27 | .01 | −.17 | .14 |
| Time walked to nadir StO2 value | .42 | .000 | .58 | .000 |
| Recovery time to baseline StO2 | −.31 | .02 | .26 | .04 |
| Recovery StO2 at 1 min | .37 | .001 | .31 | .01 |
| Recovery StO2 at 3 min | .36 | .001 | .37 | .001 |
| Recovery StO2 at 5 min | .28 | .01 | .36 | .001 |
| Exercise slope | .28 | .01 | .18 | .11 |
| Recovery slope | .18 | .11 | .21 | .07 |
AWT: absolute walking time; ICT: initial claudication time.