Percentage of patients with SLE by severity of depression symptoms on the Calgary Depression Scale.
| Symptom | Absent | Mild | Moderate | Severe | Mean* |
|---|---|---|---|---|---|
| Depressed mood | 36.0 | 36.0 | 25.2 | 2.7 | 0.95 |
| Hopelessness | 66.7 | 21.6 | 11.7 | 0.0 | 0.45 |
| Self-depreciation | 62.7 | 22.7 | 11.8 | 2.7 | 0.55 |
| Guilty ideas of reference | 67.3 | 18.2 | 9.1 | 5.4 | 0.53 |
| Pathological guilt | 75.2 | 15.6 | 6.4 | 2.8 | 0.37 |
| Morning depression | 67.6 | 18.9 | 11.7 | 1.8 | 0.48 |
| Early awakening | 46.0 | 18.9 | 23.4 | 11.7 | 1.01 |
| Suicide | 97.3 | 1.8 | 0.9 | 0.0 | 0.04 |
| Observed depression | 56.8 | 24.3 | 15.3 | 3.6 | 0.66 |
↵* Mean score of codes: 0 = absent, 1 = mild, 2 = moderate, and 3 = severe.