Table 1.
Demographic and clinical characteristics.
| HC (mean/sd or count/percent) | UD (mean/sd or count/percent) | t-test or chi-squared test HC vs. UD | |
|---|---|---|---|
| N | 47 (54.7%) | 39 (45.3%) | |
| Gender (number females) | 36 (76.6%) | 29 (74.6%) | χ2(1) = 0, p = 1 |
| UD diagnoses (MDD/PDD) | na | 26/13 | na |
| Age (years) | 28.55 (6.15) | 29.07 (6.88) | t(84) = -0.37, p = 0.71 |
| IQ (NART) | 106.72 (6.24) | 110.2 (7.49) | t(84) = -2.35, p = 0.02 |
| Illness Onset (year of age) | na | 15.05 (5.02) | na |
| Lifetime episodes of depression | na | 3.25 (1.5) | na |
| Current depression severity (HRSD-25) | 1.74 (2.16) | 12.69 (6.77) | t(84) = −10.48, p < 0.01 |
| Lifetime depression (MOODS-SR) | 2.15 (2.27) | 18.41 (4.36) | t(84) = −22.21, p < 0.01 |
| Number taking Antidepressants | na | 22 (56.4%) | na |
| Number taking Mood stabilizers | na | 3 (7.7%) | na |
| Number taking Antipsychotics | na | 1 (2.6%) | na |
| Number taking Benzodiazepines | na | 5 (12.8%) | na |
| Number taking Stimulants | na | 3 (7.7 %) | na |
| Mean number of psychotropic medications | na | 1.05 (1.12) | na |
| Mean total medication load | na | 1.33 (1.53) | na |
| Number with comorbid diagnoses | na | 27 (69.2%) | na |
Note: Comparison of demographic and clinical characteristics between healthy controls (HC) and individuals with Unipolar Depression (UD). Tests were run as t-tests or chi-squared tests, as specified. Bold = p < 0.05. na = not applicable.