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Baseline demographics of ultra-high risk subjects
| Mean (SD) | Median (range) | |
|---|---|---|
| Age (years) | 17.6 (2.9) | 17 (12–28) |
| Education (years) | 9.8 (3.9) | 10 (5–16) |
| n | % | |
|---|---|---|
| Gender (male) | 19 | 70.3 |
| Marital status (single never married) | 27 | 100 |
| Residence (Santiago) | 26 | 96.3 |
