Table 1.
Sample demographic characteristics and baseline trait mood and personality self-report measures
| Citalopram (N = 20)a | Placebo (N = 21) | |
|---|---|---|
| Age, mean (s.d.) | 23.90 (3.24) | 22.86 (3.58) |
| Female, N (%) | 16 (80) | 17 (81) |
| Ethnicity, N (%) | ||
| Asian | 5 (25) | 6 (29) |
| Black | 0 (0) | 1 (5) |
| Caucasian | 14 (70) | 12 (57) |
| Mixed | 1 (5) | 2 (9) |
| Occupation, N (%) | ||
| Employed | 5 (25) | 4 (19) |
| Student | 15 (75) | 17 (81) |
| Educational attainment, N (%) | ||
| Sixth-form college | 5 (25) | 9 (43) |
| Undergraduate | 7 (33) | 7 (33) |
| Postgraduate | 8 (38) | 5 (24) |
| English spoken as first language, N (%) | 10 (50) | 19 (90) |
| PHQ-9, mean (s.d.) | 1.05 (1.43) | 1.33 (1.93) |
| BDI-II, mean (s.d.) | 1.58 (2.09) | 2.24 (3.65) |
| GAD-7, mean (s.d.) | 0.47 (0.70) | 0.71 (1.38) |
| BFNE, mean (s.d.) | 26.89 (7.42) | 29.57 (6.61) |
| STAI-T, mean (s.d.) | 31.16 (6.32) | 32.0 (7.30) |
| EPQR-A, mean (s.d.) | ||
| Extraversion | 9.21 (2.42) | 9.43 (3.06) |
| Neuroticism | 2.63 (2.50) | 3.00 (2.53) |
| Lie | 4.42 (1.89) | 4.81 (2.54) |
| Psychoticism | 2.37 (1.83) | 2.71 (1.93) |
PHQ-9, Patient Health Questionnaire; BDI-II, Beck Depression Inventory II; GAD-7, Generalised Anxiety Disorder Questionnaire; BFNE, Brief Fear of Negative Evaluation Scale; STAI-T, State-Trait Anxiety Inventory Trait Subscale; EPQR-A, Eysenck Personality Questionnaire Abbreviated.
a
Data were missing for one participant for mood and personality measures in the citalopram group (N = 19) owing to a technical error.