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Table 3 Test-retest reliability and measurement error for the WHO-5 Well-being Index between test 1 and test 2

From: Test-retest reliability and measurement error of the Danish WHO-5 Well-being Index in outpatients with epilepsy

WHO-5

N

Mean, (95% CI) Test 1

Mean (95% CI) Test 2

Difference (95% CI)

SEM (95% CI)

ICC (95% CI)

MDC95 (95% CI)

Pooled

540

70.58 (68.94; 72.21)

70.40 (68.78; 72.02)

0.18 (−0.84; 1.20)

8.51 (8.03; 9.05)

0.81 (0.78; 0.84)

23.60 (22.27; 25.10)

Web-web

164

69.83 (66.73; 72.93)

70.10 (67.01; 73.18)

−0.27 (−2.02; 1.49)

8.05 (7.26; 9.03)

0.84 (0.80; 0.89)

22.31 (20.13; 25.03)

Paper-paper

107

70.65 (66.41; 74.90)

70.69 (66.87; 74.51)

−0.04 (− 2.56; 2.49)

9.31 (8.21; 10.76)

0.81 (0.74; 0.87)

25.81 (22.76; 29.82)

Web-paper

233

71.10 (68.85; 73.33)

70.73 (68.37; 73.09)

0.36 (−1.17; 1.89)

8.36 (7.66; 9.20)

0.78 (0.73; 0.83)

23.18 (21.24; 25.49)

Paper-web

36

70.44 (63.63; 77.26)

68.78 (62.05; 75.50)

1.67 (−2.79; 6.12)

9.30 (7.55; 12.14)

0.78 (0.66; 0.91)

25.79 (20.92; 33.64)

  1. Abbreviations: WHO-5 WHO-5 Well-being Index, N Number, CI Confidence Interval, SEM Standard error of the measurement, ICC Intra class correlation coefficient, MDC Minimal detectable change