Table 2.
Distribution of CIDI/DSM-IV diagnoses, internal consistency of the scales (Cronbach's α), and mean scores (and standard deviations) of the scales per diagnostic category (n = 295)
| questionnaire scales | ||||||
| Diagnoses | number of patients (%) | 4DSQ distress (α 0.90) |
4DSQ depression (α 0.86) |
4DSQ anxiety (α 0.86) |
HADS depression (α 0.83) |
HADS anxiety (α 0.78) |
| Major depression | 146 (49) | 26.2 (4.9) | 5.3 (3.3) | 7.6 (5.5) | 12.7 (3.4) | 13.0 (3.7) |
| - mild | 68 (23) | 24.7 (5.2) | 4.0 (2.7) | 5.4 (4.7) | 12.0 (3.3) | 11.3 (3.4) |
| - moderate | 36 (12) | 26.4 (4.7) | 5.3 (3.3) | 8.7 (5.5) | 12.5 (3.6) | 13.7 (3.0) |
| - severe | 42 (14) | 28.4 (3.4) | 7.5 (3.2) | 10.2 (5.4) | 14.1 (3.1) | 15.0 (3.4) |
| Anxiety disorder | 99 (34) | 26.6 (5.2) | 5.6 (3.4) | 9.5 (5.5) | 12.5 (3.4) | 14.0 (3.2) |
| - generalized anxiety disorder | 61 (21) | 26.7 (4.9) | 5.7 (3.3) | 8.3 (5.4) | 12.3 (3.0) | 13.9 (3.1) |
| - panic disorder w/o agoraphobia |
12 (4) | 27.5 (4.5) | 6.8 (3.8) | 10.3 (3.5) | 12.0 (3.8) | 15.7 (2.7) |
| - panic disorder w/ agoraphobia |
11 (4) | 24.7 (5.8) | 5.5 (3.4) | 13.8 (4.7) | 12.8 (3.9) | 14.2 (3.9) |
| - agoraphobia w/o panic disorder |
10 (3) | 25.4 (8.2) | 4.1 (3.2) | 11.4 (7.6) | 13.8 (4.6) | 13.8 (3.9) |
| - social phobia | 32 (11) | 28.4 (3.6) | 6.1 (3.1) | 12.4 (5.5) | 13.4 (3.8) | 14.8 (3.0) |
| No depressive or anxiety disorder | 115 (39) | 18.3 (7.4) | 2.2 (2.8) | 3.3 (4.0) | 8.1 (4.2) | 9.4 (3.7) |
4DSQ = Four-Dimensional Symptom Questionnaire
HADS = Hospital Anxiety and Depression Scale
w/= with, w/o = without