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Table 3 Table of characteristics of included studies

From: Patient-reported outcome measures in patients with peripheral arterial disease: a systematic review of psychometric properties

Author year, country

Reported PROM (s)

Clinical presentation (Sample size) (Ankle brachial index cut-off)

Age (years)

Gender (% males)

Timing of PROM (s) assessment

Concomitant treatment

Chetter 1997, UK [19]

EQ-5D

SF-36

NHP

Peripheral arterial disease

(n = 235)

68â—Š

61

Baseline, week 1

NR

(NR)

Chong 2002, UK [20]

EQ-5D

ICQ

SF-36

WIQ

Intermittent claudication

(n = 124)

71â—Š

61

Baseline, week 2, month 3

conservative medical treatment; percutaneous transluminal angioplasty

(≤0.9)

Coyne 2003, USA [26]

EQ-5D

PAD symptom scale,

SF-36,

WIQ (self-administered and telephone-administered)

Peripheral arterial disease

(n = 60)

67

78

Baseline, day 4, 7, 14 and 28

NR

(<0.9, at rest)

Gulati 2009, UK [21]

SF-36

SF-8

Peripheral arterial disease

(n = 193)

66â—Š

70

Baseline; at week 2

NR

(NR)

Izquierdo-Porrera 2005, USA [27]

SF-36

WIQ

Intermittent claudication

71

91

Baseline, at week 1

exercise rehabilitation

(n = 80)

(<0.97, at rest; < 0.85, 0.85 during recovery from exercise))

Mazari 2010, UK [25]

EQ-5D

SF-6D

VascuQoL

Intermittent claudication

(n = 178)

70â—Š

60

Baseline, at month 1, 3, 6, 12

transluminal angioplasty, supervised exercise program, or combined treatment

McDermott 1998, UK [28]

WIQ

Intermittent claudication

(n = 146a)

71.4

57

Baseline

NR

(≤0.9, at rest)

Mehta 2006b, UK [22]

EQ-5D

SF-36

SIPic

VascuQol

Intermittent claudication

(n =70)

70â—Š

54

Baseline, at month 6

Percutaneous transluminal angioplasty (n =47); Conservative medical therapy (n = 23).

(NR)

Morgan 2001, UK [23]

SF-36

VascuQol

Peripheral arterial disease

(n = 39)

67â—Š

62

Baseline, at week 4

general advice, medical treatment, angioplasty (n = 4); bypass surgery (NR)

(NR)

Regensteiner 1990, USA [29]

WIQ

Intermittent claudication

(n = 26)

59 (exercise group); 64 (surgery group) 61 (control group)

NR

Baseline, at week 1, 6 and 12

supervised exercise (n = 10); bypass surgery (n = 7)

(<0.90, at rest; < 0.85, after exercise)

Smith 2007, Australia [18]

SF-36 AUSVIQOL

Intermittent claudication

(n = 71)

72.8

68

Baseline, at month 1

NR

(NR)

Spertus 2004, USA [30]

WIQ

PAQ

SF-36

Peripheral arterial disease

(n = 44)

68

55

Baseline; at week 2 and 8

Peripheral revascularization

(NR)

Tew 2013c, UK [24]

WIQ

Intermittent claudication

65

81

Baseline, within days 7 to 10 of first visit

NR

(n = 37)

(≤0.9, at rest)

Treat-Johnson 2012, USA [31]

PADQOL

POMS

SF-36

WIQ

Peripheral arterial disease

(n = 295)

67.9

75

Baseline; follow-up (not specified)

NR

(NR)

  1. Abbreviations: AUSVIQUOL Australian Vascular Quality of Life Index, EQ-5D EuroQoL-5D, IC intermittent claudication, ICQ Intermittent Claudication Questionnaire, M male, NR not reported, NHP Nottingham Health Profile, PAD peripheral arterial disease, PADQOL PAD Quality of Life Questionnaire, PAQ Peripheral Artery Questionnaire, POMS Profile of Mood States, SF-36 Medical Outcomes Study 36-item Short Form, SF-6D 6-item shortened version of SF-36, SF-8 8-item shortened version of SF-36, SIPic Sickness Impact Profile–Intermittent Claudication, VascuQoL King’s College Hospital’s Vascular Quality of Life instrument, WIQ Walking Impairment Questionnaire
  2. â—ŠIndicates median age, other values relate to reported mean ages
  3. aData presented for sub-group of study population with PAD only
  4. bStudy also reported the validation of English version of the Claudication Scale (CLAU-S)
  5. cStudy also reported the validation of English version of the Estimation of Ambulatory Capacity by History-Questionnaire (EACH-Q)