Table 2.
Depressive symptom scoresa [mean ± SD (median, range)].
| Variable | 1st follow-up August–December 2008 (n = 383) | 2nd follow-up April–December 2009 (n = 368) | 3rd follow-up March–August 2010 (n = 344) | |||
|---|---|---|---|---|---|---|
| Total SGDS-K score | 3.6 ± 3.3 (3, 0–15) | 2.4 ± 3.3 (1, 0–14) | 1.1 ± 2.3 (0, 0–14) | |||
| Factor 1 (emotional symptoms) | ||||||
| 1. Satisfied with life | 73 (26) | 77 (21) | 79 (23) | |||
| 5. In good spirits | 63 (22) | 60 (16) | 14 (4) | |||
| 6. Fear bad things | 67 (24) | 46 (13) | 5 (1) | |||
| 7. Happy most of the time | 59 (21) | 59 (16) | 13 (4) | |||
| 8. Often feel helpless | 51 (18) | 18 (5) | 4 (1) | |||
| 11. Wonderful to be alive | 53 (19) | 46 (13) | 11 (3) | |||
| Composite score of factor 1 | 0.8 ± 1.0 (0.5, 0–3.8) | 0.5 ± 1.0 (0, 0–3.8) | 0.2 ± 0.6 (0, 0–3.8) | |||
| Factor 2 (somatic symptoms) | ||||||
| 9. Prefer to stay home | 34 (12) | 23 (6) | 32 (9) | |||
| 10. Problems with memory | 76 (27) | 34 (9) | 54 (16) | |||
| 13. Full of energy | 85 (30) | 85 (23) | 37 (11) | |||
| Composite score of factor 2 | 0.4 ± 0.5 (0, 0–1.9) | 0.2 ± 0.4 (0, 0–1.9) | 0.2 ± 0.5 (0, 0–1.9) | |||
| Factor 3 (affective symptoms) | ||||||
| 2. Dropped activities/interests | 129 (46) | 146 (40) | 70 (21) | |||
| 3. Life is empty | 69 (24) | 45 (12) | 6 (2) | |||
| 4. Often get bored | 64 (23) | 77 (21) | 25 (7) | |||
| 12. Feel pretty worthless | 61 (22) | 74 (20) | 10 (3) | |||
| 14. Situation is hopeless | 87 (31) | 55 (15) | 6 (2) | |||
| 15. Others are better off | 39 (14) | 33 (9) | 7 (2) | |||
| Composite score of factor 3 | 0.9 ± 1.0 (0.6, 0–3.5) | 0.7 ± 1.0 (0, 0–3.5) | 0.2 ± 0.5 (0, 0–3.5) | |||
| an (%) of negative responses of individual items. | ||||||