Table 2.
IDS symptoms during 9 years follow‐up
| Item | Baseline | Year 1 | Year 2 | Year 4 | Year 6 | Year 9 | 1‐year slope | Adjusted 9‐year slope | FVU |
|---|---|---|---|---|---|---|---|---|---|
| 1. Falling asleep | 1.37 (0.04) | 1.05 (0.05) | 0.97 (0.04) | 1.00 (0.05) | 0.95 (0.05) | 0.96 (0.05) | −0.458 (0.071) | <0.001 (0.010) | 0.453 (0.016) |
| 2. Sleep during the night | 1.59 (0.04) | 1.44 (0.04) | 1.41 (0.04) | 1.49 (0.04) | 1.53 (0.05) | 1.58 (0.05) | −0.227 (0.064) | 0.049 (0.008) | 0.563 (0.014) |
| 3. Waking up too early | 0.79 (0.04) | 0.67 (0.04) | 0.56 (0.04) | 0.60 (0.04) | 0.60 (0.04) | 0.60 (0.05) | −0.187 (0.078) | 0.043 (0.011) | 0.380 (0.017) |
| 4. Sleeping too much | 0.69 (0.03) | 0.58 (0.03) | 0.58 (0.03) | 0.53 (0.03) | 0.48 (0.03) | 0.48 (0.03) | −0.256 (0.079) | −0.015 (0.013) | 0.393 (0.016) |
| 5. Feeling sad | 1.68 (0.03) | 1.16 (0.03) | 1.08 (0.03) | 1.05 (0.04) | 0.98 (0.04) | 0.92 (0.04) | −0.937 (0.070) | −0.035 (0.009) | 0.545 (0.014) |
| 6. Feeling irritable | 1.48 (0.03) | 1.08 (0.03) | 1.04 (0.03) | 1.01 (0.03) | 0.95 (0.04) | 0.91 (0.04) | −0.720 (0.070) | −0.015 (0.009) | 0.558 (0.014) |
| 7. Anxious or tense | 1.55 (0.03) | 1.08 (0.04) | 1.02 (0.03) | 0.99 (0.03) | 0.97 (0.04) | 0.93 (0.04) | −0.837 (0.072) | −0.004 (0.008) | 0.573 (0.014) |
| 8. Response of mood | 1.04 (0.03) | 0.63 (0.03) | 0.55 (0.03) | 0.50 (0.03) | 0.50 (0.04) | 0.44 (0.04) | −0.746 (0.074) | −0.035 (0.010) | 0.435 (0.016) |
| 9a. Mood in time of day | 0.69 (0.04) | 0.65 (0.04) | 0.58 (0.04) | 0.58 (0.04) | 0.53 (0.04) | 0.57 (0.05) | −0.061 (0.073) | −0.013 (0.011) | 0.418 (0.017) |
| 10. Quality of mood | 1.70 (0.03) | 1.23 (0.05) | 1.08 (0.04) | 0.97 (0.05) | 0.93 (0.05) | 0.85 (0.05) | −0.600 (0.066) | −0.045 (0.009) | 0.543 (0.015) |
| 11. Appetite | 1.15 (0.04) | 0.82 (0.04) | 0.75 (0.04) | 0.68 (0.04) | 0.64 (0.04) | 0.53 (0.04) | −0.518 (0.069) | −0.047 (0.009) | 0.484 (0.016) |
| 12. Weight | 1.08 (0.04) | 0.93 (0.04) | 0.82 (0.04) | 0.85 (0.04) | 0.76 (0.04) | 0.83 (0.05) | −0.191 (0.061) | −0.003 (0.008) | 0.580 (0.015) |
| 15. Concentration | 1.56 (0.03) | 1.05 (0.04) | 1.01 (0.03) | 0.95 (0.04) | 0.92 (0.04) | 0.85 (0.04) | −0.808 (0.069) | −0.026 (0.008) | 0.566 (0.015) |
| 16. View of myself | 1.64 (0.04) | 1.23 (0.05) | 1.08 (0.05) | 1.02 (0.05) | 0.97 (0.05) | 0.93 (0.06) | −0.581 (0.070) | −0.014 (0.009) | 0.497 (0.016) |
| 17. View of my future | 1.40 (0.03) | 1.13 (0.03) | 1.03 (0.03) | 1.02 (0.04) | 1.03 (0.04) | 0.96 (0.04) | −0.576 (0.075) | 0.012 (0.009) | 0.521 (0.014) |
| 18. Death or suicide | 0.83 (0.03) | 0.54 (0.03) | 0.45 (0.03) | 0.45 (0.03) | 0.41 (0.03) | 0.48 (0.03) | −0.649 (0.075) | −0.004 (0.013) | 0.339 (0.016) |
| 19. General interest | 1.28 (0.03) | 0.80 (0.04) | 0.69 (0.03) | 0.67 (0.04) | 0.64 (0.04) | 0.57 (0.04) | −0.773 (0.069) | −0.018 (0.009) | 0.536 (0.016) |
| 20. Energy level | 1.70 (0.03) | 1.12 (0.04) | 1.08 (0.04) | 1.07 (0.04) | 1.00 (0.04) | 0.97 (0.04) | −0.993 (0.072) | −0.017 (0.008) | 0.569 (0.015) |
| 21. Capacity for pleasure | 1.20 (0.03) | 0.71 (0.03) | 0.66 (0.03) | 0.64 (0.03) | 0.62 (0.03) | 0.52 (0.03) | −0.956 (0.075) | −0.023 (0.009) | 0.487 (0.016) |
| 22. Interest in sex | 1.31 (0.04) | 1.05 (0.04) | 0.98 (0.04) | 0.97 (0.04) | 1.00 (0.05) | 0.96 (0.05) | −0.435 (0.069) | 0.031 (0.010) | 0.511 (0.015) |
| 23. Psychomotor retardation | 1.05 (0.03) | 0.67 (0.04) | 0.57 (0.04) | 0.58 (0.04) | 0.56 (0.04) | 0.48 (0.04) | −0.674 (0.077) | −0.009 (0.011) | 0.383 (0.016) |
| 24. Psychomotor agitation | 1.19 (0.03) | 0.88 (0.04) | 0.81 (0.04) | 0.82 (0.04) | 0.68 (0.04) | 0.60 (0.04) | −0.492 (0.071) | −0.038 (0.009) | 0.456 (0.016) |
| 25. Aches and pains | 1.42 (0.03) | 1.22 (0.03) | 1.16 (0.03) | 1.22 (0.04) | 1.19 (0.04) | 1.24 (0.04) | −0.376 (0.069) | 0.039 (0.009) | 0.572 (0.014) |
| 26. Sympathetic arousal | 1.17 (0.03) | 0.91 (0.03) | 0.88 (0.03) | 0.84 (0.03) | 0.85 (0.03) | 0.84 (0.04) | −0.545 (0.069) | 0.015 (0.009) | 0.511 (0.015) |
| 27. Panic/phobic | 1.11 (0.04) | 0.78 (0.04) | 0.73 (0.03) | 0.69 (0.03) | 0.66 (0.04) | 0.68 (0.04) | −0.601 (0.069) | 0.004 (0.009) | 0.482 (0.016) |
| 28. Constipation/diarrhea | 0.95 (0.03) | 0.74 (0.04) | 0.74 (0.03) | 0.73 (0.04) | 0.69 (0.04) | 0.69 (0.04) | −0.414 (0.073) | 0.002 (0.010) | 0.506 (0.016) |
| 29. Interpersonal sensitivity | 1.55 (0.04) | 1.22 (0.04) | 1.09 (0.04) | 1.09 (0.04) | 1.04 (0.04) | 0.94 (0.04) | −0.532 (0.072) | −0.016 (0.009) | 0.569 (0.015) |
| 30. Leaden paralysis | 1.93 (0.03) | 1.48 (0.04) | 1.41 (0.04) | 1.40 (0.04) | 1.34 (0.04) | 1.28 (0.04) | −0.695 (0.064) | −0.003 (0.009) | 0.591 (0.014) |
Mean values, standard error (in parentheses), 1‐year slope, sum score adjusted 9‐year slope, and fraction of variance unexplained (FVU; Σ(y i − )2/Σ(y i − )2) for each of the individual symptoms of the Inventory of Depressive Symptomatology‐ Self‐Report (IDS‐SR).