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Fig. 4 —Bar graph shows changes of short-form (36-item) health survey
(SF-36) scores from before intervention to 1-month follow-up, shown as effect
size, in claudicant patients (white bars) and patients with critical
limb ischemia (black bars). Asterisks show level of statistical
significance as determined by Mann-Whitney U test to be p
< 0.05. PF = physical functioning, RP = role limitations due to physical
problems, RE = role limitations due to emotional problems, VT = vitality, MH =
mental health, SF = social functioning, BP = bodily pain, GH = general
health.
