Table 1.
Typical and atypical symptoms of depression as assessed by the Structured Interview Guide for Hamilton Rating Scale for Depression-Seasonal Affective Disorder version (SIGH-SAD).
| Typical Symptoms | Atypical Symptoms |
|---|---|
| H1. Depressed mood | A1. Social Withdrawal |
| H2. Difficulty in work and activities | A2. Weight gain |
| H3. Genital symptoms (e.g. loss of libido, menstrual disturbances) | A3. Appetite increase |
| A4. Increased eating | |
| H4. Loss of appetite/gastrointestinal symptoms | A5. Carbohydrate craving or eating |
| H5. Loss of weight | |
| H6. Insomnia early (initial insomnia) | A6. Hypersomnia |
| H7. Insomnia middle | A7. Fatigability (i.e. low energy, feelings of being heavy or leaden) |
| H8. Insomnia late (terminal insomnia) | |
| H9. Fatigue and/or aches and pains | A8. Mood and/or energy slump in the afternoon or evening |
| H10. Feelings of guilt | |
| H11. Suicidality | |
| H12. Anxiety (psychic) | |
| H13. Anxiety (somatic) | |
| H14. Hypochondriasis | |
| H15. Poor insight | |
| H16. Psychomotor retardation | |
| H17. Psychomotor agitation | |
| H18. Diurnal variation in mood | |
| H19. Depersonalization and derealization | |
| H20. Paranoid symptoms | |
| H21. Obsessional and compulsive symptoms |