Table 3

Comparison of mean (SD) values of GHQ-12 scores by clinical diagnosis.

Diagnosis
N
Overall GHQ-12 score
Anxiety and depression (Factor 1)
Social dysfunction (Factor 2)
Loss of confidence (Factor 3)

Depression
     Yes
60
32.15 (9.18)
11.28 (3.10)
15.73 (4.74)
5.13 (1.83)
     No (Other diagnosis)
60
27.43 (6.74)
9.48 (2.86)
13.73 (3.06)
4.22 (1.62)
P-value (a)

0.002
0.002
0.010
0.005
General anxiety disorder
     Yes
47
30.02 (8.10)
10.68 (2.99)
14.64 (3.96)
4.70 (1.82)
     No (Other diagnosis)
73
29.64 (8.58)
10.19 (3.18)
14.79 (4.20)
4.66 (1.77)
P-value

0.712
0.410
0.987
0.993
Panic disorder
     Yes
54
28.48 (7.88)
9.96 (3.08)
14.22 (3.71)
4.30 (1.69)
     No (Other diagnosis)
66
30.86 (8.64)
10.73 (3.10)
15.15 (4.37)
4.98 (1.80)
P-value

0.158
0.179
0.244
0.043

(a) Kruskal-Wallis test.

Gao et al. Health and Quality of Life Outcomes 2004 2:63   doi:10.1186/1477-7525-2-63