Sociodemographic characteristics of young people in the MILESTONE cohort
| n (%) or mean (SD) | |
| Gender (female) | 458 (60.0%) |
| Age | 17.50 (0.59) |
| Ethnicity | |
| White | 578 (75.8%) |
| Other | 62 (8.1%) |
| Missing | 122 (16.0%) |
| Living situation | |
| With biological parents | 392 (51.4%) |
| With one biological parent | 244 (32.0%) |
| Adoptive/foster parent(s) | 16 (2.1%) |
| Alone/with roommates or partner | 10 (1.3%) |
| Residential | 27 (3.5%) |
| Other | 28 (3.7%) |
| Missing | 46 (6.0%) |
| Current education | |
| Secondary/vocational | 629 (82.4%) |
| Higher (under/postgraduate) | 10 (1.3%) |
| None | 74 (9.7%) |
| Missing | 50 (6.4%) |
Note: percentages are based on n=763 for the total group.