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Table 3 Test–retest reliability of the electronic EQ-5D-5L in subjects from GOPC 2018 (N = 32)

From: A pilot study on the validity and psychometric properties of the electronic EQ-5D-5L in routine clinical practice

 

Baseline (N = 32)

2-week Follow-up (N = 32)

Gwet's AC

Agreement, %

% with limitation

Floor (%)

Ceiling (%)

% with limitation

Floor (%)

Ceiling (%)

Mobility

21.9

0.0

18.8

25.1

0.0

25.0

0.475

59.0

Self-care

9.4

0.0

68.8

3.1

0.0

75.0

0.669

72.0

Usual activities

12.5

0.0

50.0

15.6

0.0

40.6

0.513

59.0

Pain/discomfort

53.2

0.0

6.3

37.5

0.0

9.4

0.514

59.0

Anxiety/depression

15.6

0.0

50.0

6.3

0.0

56.3

0.557

66.0

 

Mean (SD)

Floor (%)

Ceiling (%)

Mean (SD)

Floor (%)

Ceiling (%)

p value†

ICC

EQ-5D Utility Mean (SD)

0.66 (0.19)

0.0

7.8

0.67 (0.23)

N.A

9.4

0.718

0.757

EQ-VAS

72.19 (16.36)

0.0

3.9

74.53 (15.73)

0.0

6.3

0.282

0.834

  1. SD = standard deviation; ICC = Intraclass correlation; N.A. = Not Applicable; Gwet's AC = Gwet's agreement coefficient
  2. †Tested by paired t-test; EQ-5D-5L dimension responses of moderate, severe and very severe were grouped into the ‘with limitation’ category; Ceiling for EQ-5D-5L score = 1; Floor for EQ-5D-5L score = 5