Fig. 2. Walking Impairment Questionnaire distance scores (lef~-hand panels) and Physical
Activity Recall questionnaire scores (right-hand panels) before and after 24 weeks of treadmill
training in patients with PAD as compared with values obtained from previous studies in a
healthy age-matched control group PAD, Peripheral arterial disease with right ascending
crosshatch before and left ascending crosshatch after training; C, value from historic control
group without PAD (open bars). Results are mean _+ SD. *p < 0.05 comparing 24 weeks of
training versus entry value in patients with PAD.