Self-reported health status and disease-specific quality of life one year after treatment for peripheral arterial disease in clinical practice

Table 2 Quality of life summary scores, arterial pressure indices and walking capacity at baseline and one year follow-up

	All participants (n = 171)	Conservative treatment (n = 59)			Invasive treatment (n = 77)			No follow-up (n = 35)
	Baseline	Baseline	Follow-up		Baseline	Follow-up		Baseline
	Mean (95% CI)	Mean (95% CI)	Mean (95% CI)	p	Mean (95% CI)	Mean (95% CI)	p	Mean (95%CI)
VQ-6 sum	12.7 (12.2–13.3)	14.4 (13.5–15.2)	16.6 (15.5–17.6)	0.001^b	12.1 (11.4–12.7)	16.8 (15.7–17.8)	0.001^b	11.4 (10.1–12.7)
SF-36 PCS	33 (32–34)	35.2 (33.1–37.3)	40.1 (37.2–42.9)	0.001^b	32.0 (30.4–33.5)	39.7 (37.1–42.3)	0.001^b	31.6 (29.5–33.7)
SF-36 MCS	48 (47–50)	51.5 (48.4–54.6)	50.3 (47.6–53.0)	0.385^b	48.4 (45.8–51.0)	50.4 (47.9–52.8)	0.141^b	43.5 (39.2–47.8)
ABI^a	0.62 (0.59–0.65)	0.67 (0.63–0.71)	0.66 (0.61–0.71)	0.781^b	0.58 (0.53–0.63)	0.76 (0.71–0.82)	0.001^b	0.60 (0.53–0.67)
ABI pe^a	0.47 (0.43–0.51)	0.56 (0.5–0.61)	0.60 (0.53–0.67)	0.110^b	0.39 (0.33–0.45)	0.70 (0.61–0.78)	0.001^b	0.44 (0.31–0.56)
	Median (IQ)	Median (IQ)	Median (IQ)		Median (IQ)	Median (IQ)		Median (IQ)
ICD	87 (46–133)	110 (62–164)	160 (100–230)	0.022^c	61 (36–100)	90 (50–130)	0.011^c	95 (50–160)
MWD	400 (164–410)	410 (300–420)	408 (400–410)	0.567^c	240 (110–410)	406 (344–410)	0.001^c	287 (190–410)

VQ-6 Vascular Quality of Life Questionnarie-6, SF-36 Short Form-36, PCS Physical component summary score, MCS Mental component summary score, ABI ankle-brachial index, pe postexercise, ICD intermittent claudication distance, MWD maximum walking distance, IQ interquartile range (25th–75th percentile)
^asymptomatic leg
^btwo-tailed t-test for normally distributed data, p < 0.05 was regarded significant
^cWilcoxon signed rank test for non-normally distributed data, p < 0.05 was regarded significant

ISSN: 1477-7525