Table 1. Baseline characteristics.
| Group | |||
|---|---|---|---|
| Treatment arm (n=26) | Waiting list (n=26) | Combined (n=52) | |
| Age, years: mean (s.d.) range | 33.1 (14.6) 20–64 | 38.7 (14.3) 17–65 | 35.9 (14.6) 17–65 |
| Male, n (%) | 12 (46) | 15 (58) | 27 (52) |
| Female, n (%) | 14 (54) | 11 (42) | 25 (48) |
| IQ: mean (s.d.) range | 106.18 (17.14) 71.00–135.00 | 104.83 (11.51) 74.00–128.00 | 105.51 (14.33) 71.00–135.00 |
| Ethnicity, n (%) | |||
| White British | 25 (96) | 26 (100) | 51 (98) |
| White other | 1 (4) | 0 | 1 (2) |
| Marital status, n (%) | |||
| Single | 19 (73%) | 17 (65) | 36 (69) |
| Cohabiting | 0 | 2 (8) | 2 (4) |
| Married | 4 (15%) | 5 (19) | 9 (17) |
| Divorced | 3 (12%) | 2 (8) | 5 (10) |
| Children, n (%) | |||
| None | 20 (77) | 20 (77) | 40 (77) |
| 1 | 0 | 2 (8) | 2 (4) |
| 2 | 2 (8) | 3 (12) | 5 (10) |
| 3 | 4 (15) | 0 | 4 (8) |
| >3 | 0 | 1 (4) | 1 (2) |
| Education | |||
| Primary or less | 1 (4) | 0 | 1 (2) |
| Secondary | 7 (27) | 9 (35) | 16 (31) |
| Tertiary | 8 (31) | 9 (35) | 17 (33) |
| University degree | 10 (38) | 8 (31) | 18 (35) |