Table 2. Demographic Characteristics of Participants at Baseline.
| Baseline Characteristic | Entire sample | Trait-focused | Active control |
| Age: Range (Mdn) | 18–57 (21) | 18–52 (21) | 18–57 (21) |
| Sex: n (%) | |||
| Female | 804 (70.5) | 372 (71.7) | 358 (69.6) |
| Male | 337 (29.5) | 147 (28.3) | 156 (30.4) |
| BMI: M (SD) | 22.0 (3.7) | 22.0 (3.6) | 21.9 (3.8) |
| Year of studies: Range (Mdn) | 1–6 (1) | 1–6 (1) | 1–6 (1) |
| Ethnicity: n (%) | |||
| British Asian | 87 (8.4) | 44 (8.5) | 43 (8.4) |
| Asian other | 145 (14.0) | 68 (13.1) | 77 (15.0) |
| Black British | 10 (1.0) | 3 (0.6) | 7 (1.4) |
| Black other | 1 (0.1) | 1 (0.2) | 0 (0.0) |
| Other | 77 (7.5) | 36 (6.9) | 41 (8.0) |
| White British | 503 (48.7) | 257 (49.5) | 246 (47.9) |
| White other | 210 (20.3) | 110 (21.2) | 100 (19.5) |
| Marital status: n (%) | |||
| Divorced | 2 (0.2) | 0 (0.0) | 2 (0.4) |
| Living together | 110 (10.6) | 67 (12.9) | 43 (8.4) |
| Married | 35 (3.4) | 18 (3.5) | 17 (3.3) |
| Separated | 3 (0.3) | 2 (0.4) | 1 (0.2) |
| Single | 883 (85.5) | 432 (83.2) | 451 (87.7) |
| Housing situation: n (%) | |||
| Living alone | 92 (8.9) | 52 (10.0) | 40 (7.8) |
| Shared accommodation | 508 (49.2) | 254 (48.9) | 254 (49.4) |
| Student halls | 302 (29.2) | 141 (27.2) | 161 (31.3) |
| With parents | 131 (12.7) | 72 (13.9) | 59 (11.5) |