Skip to main content

Table 3 Total sum scores first and second measurements; weighted quadratic Kappa and Cronbach’s alpha at the subscales and the total score of CMDQ

From: Test-retest reliability of Common Mental Disorders Questionnaire (CMDQ) in patients with total hip replacement (THR)

Subscales (question number) First time Mean (SD) Second time Mean (SD) Difference between first and second mean by paired t-test (p-values) Kappa (SE) Cronbach’s alpha
DEF-SLC (28–33) 1.7 (3.9) 2.0 (4.4) p = .58 0.90 (0.15) 0.96
Whitley-7 (13 – 20) 2.3 (3.5) 2.7 (4.4) p = .06 0.86 (0.14) 0.93
SCL-ANX (21–24) 1.1 (2.1) 1.2 (2.6) p = .52 0.86 (0.14) 0.92
SCL-8 (22–29) 3.0 (5.1) 3.1 (5.8) p = .80 0.89 (0.14) 0.94
CAGE (34–37) 0.3 (0.6) 0.3 (0.6) p = .57 0.90 (0.15) 0.95
SOM-SCL (1–12) 5.0 (6.1) 4.1 (4.2) p = .17 0.77 (0.16) 0.69
Total 14.7 (12.4) 14.3 (12.1) p = .48 0.83 (0.17) 0.75