
All participants (n = 171)

Conservative treatment (n = 68)

Invasive treatment (n = 73)

No followup (n = 30)


Baseline

Baseline

Followup

Baseline

Followup

Baseline



Mean (95% CI)

Mean (95% CI)

Mean (95% CI)

p

Mean (95% CI)

Mean (95% CI)

p

Mean (95% CI)

VQ6 sum

12.7 (12.2–13.3)

13.6 (12.8–14.4)

15.2 (14.3–16.1)

0.001
^{b}

12.1 (11.4–12.8)

19.6 (15.8–18.0)

0.001
^{b}

12.4 (10.7–14.0)

SF36 PCS

33 (32–34)

35 (33–36)

38 (36–40)

0.001
^{b}

32 (30–33)

40 (37–42)

0.001
^{b}

32 (30–35)

SF36 MCS

48 (47–50)

51 (48–53)

48 (45–51)

0.470
^{b}

48 (45–51)

48 (46–51)

0.780
^{b}

45 (40–50)

ABI^{a}

0.62 (0.59–0.65)

0.65 (0.62–0.69)

0.67 (0.63–0.71)

0.394
^{b}

0.57 (0.52–0.62)

0.76 (0.71–0.82)

0.001
^{b}

0.64 (0.57–0.72)

ABI pe^{a}

0.47 (0.43–0.51)

0.55 (0.50–0.60)

0.53 (0.47–0.59)

0.597
^{b}

0.36 (0.29–0.43)

0.67 (0.60–0.75)

0.001
^{b}

0.54 (0.42–0.67)


Median (IQ)

Median (IQ)

Median (IQ)
 
Median (IQ)

Median (IQ)
 
Median (IQ)

ICD

87 (46–133)

100 (55–159)

107 (10–600)

0.036
^{c}

62 (40–100)

110 (0–295)

0.001
^{c}

110 (53–145)

MWD

400 (164–410)

410 (260–418)

410 (30–650)

0.066
^{c}

233 (110–400)

403 (30–570)

0.001
^{c}

410 (240–420)

 VQ6 –Vascular Quality of Life Questionnarie6, SF36 –Short Form36, PCS –Physical component summary score, MCS –Mental component summary score, ABI anklebrachial index, pe –postexercise, ICD –intermittent claudication distance, MWD –maximum walking distance, IQ –interquartile range (25th–75th percentile)

^{a}Symptomatic leg

^{b}Twotailed ttest for normally distributed data, p < 0.05 was regarded significant

^{c}Wilcoxon signed rank test for nonnormally distributed data, p < 0.05 was regarded significant