Table 1.
Sample characteristics.
| MDD (n = 35) | HC (n = 35) | Test statistic | p-value* | |
|---|---|---|---|---|
| Age, years | 31.7 (11.2) | 31.7 (10.2) | T(df = 34) = 0 | >0.99 |
| BMI, kg/m2 | 23.9 (3.6) | 23.5 (3.2) | T(df = 34) = 1.27 | 0.21 |
| % Females (n) | 71.4 (25) | 71.4 (25) | x2(df = 1) = 0 | >0.99 |
| % Current smokers (n) | 34.3 (12) | 34.3 (12) | x2(df = 1) = 0 | >0.99 |
| MADRS | 24.9 (5.3) | 1.2 (1.8) | T(df = 34) = 26.31 | < 0.01 |
| BDI-II | 29.9 (6.5) | 2.9 (3.4) | T(df = 34) = 21.65 | < 0.01 |
| BAI | 20.7 (12.4) | 3.8 (2.9) | T(df = 34) = 7.41 | < 0.01 |
| CTQ Total Score | 40.9 (15.9) | 32.9 (9.8) | T(df = 34) = 2.32 | 0.03 |
| % Comorbid anxiety disorder (n) | 28.6 (10) | – | – | – |
| % MDD subtype (n) | 60 (21) | – | – | – |
| % Melancholic (n) | 54.3 (19) | – | – | – |
| % Atypical (n) | 5.7 (2) | – | – | – |
BAI, Beck Anxiety Inventory; BDI-II, Beck Depression Inventory II; BMI, body mass index; CTQ, Childhood Trauma Questionnaire; HC, healthy control; MADRS, Montgomery Asberg Depression Rating Scale; MDD, major depressive disorder.
Unless specified otherwise, values represent mean (standard deviation).
*
Paired-samples t-test for continuous and McNemar's test for dichotomous variables.