Table 3.
BDI-II and PSQ-20 subscale scores of patients with an MDD and HI across the three measurement timepoints.
| MDD | HI | ||||||
|---|---|---|---|---|---|---|---|
| TP | Scale | n | Mean | SD | n | Mean | SD |
| 1 | BDI a | 18 | 29.61 | 9.86 | 27 | 6.07 | 6.51 |
| PSQ20 Worries b | 18 | 75.56 | 16.01 | 27 | 21.98 | 22.86 | |
| PSQ20 Tension b | 18 | 81.48 | 15.60 | 27 | 25.19 | 21.90 | |
| PSQ20 Joy b | 18 | 12.59 | 10.45 | 27 | 65.93 | 24.76 | |
| PSQ20 Demands b | 18 | 45.56 | 22.67 | 27 | 32.10 | 20.09 | |
| 2 | BDI a | 17 | 29.35 | 11.03 | 27 | 5.15 | 5.88 |
| PSQ20 Worries b | 17 | 71.76 | 17.72 | 27 | 19.01 | 18.92 | |
| PSQ20 Tension b | 17 | 75.29 | 18.52 | 27 | 27.16 | 18.76 | |
| PSQ20 Joy b | 17 | 16.86 | 15.66 | 27 | 64.94 | 22.92 | |
| PSQ20 Demands b | 17 | 44.71 | 17.28 | 27 | 33.09 | 15.96 | |
| 3 | BDI a | 16 | 28.25 | 14.05 | 25 | 4.48 | 5.72 |
| PSQ20 Worries b | 16 | 75.00 | 21.84 | 24 | 23.61 | 22.41 | |
| PSQ20 Tension b | 16 | 75.83 | 18.99 | 24 | 28.61 | 20.66 | |
| PSQ20 Joy b | 16 | 17.08 | 15.00 | 24 | 63.61 | 24.94 | |
| PSQ20 Demands b | 16 | 41.25 | 20.97 | 24 | 38.06 | 21.13 | |
MDD major depressive disorder, HI healthy individuals, TP time point, SD standard deviation, BDI-II Beck Depression Inventory II, PSQ-20 Perceived stress questionnaire.
a BDI-II: Range 0-63; < 13: no depressive symptoms or remitted, 13–19: mild depression, 20–28: moderate depression, ≥ 29: severe depression.
b PSQ-20: Range 0–100 for all subscales; reference values from a sample of psychosomatic patients [20]: PSQ-20 total score: M = 0.52, SD = 0.18; PSQ-20 Worries: M = 0.53, SD = 0.26; PSQ-20 Tension: M = 0.48, SD = 0.12; PSQ-20 Joy: M = 0.37, SD = 0.23; PSQ-20 Demands: M = 0.44, SD = 0.16.