TABLE 1.
Descriptive statistics.
| Females | Males | |
|---|---|---|
| Family genetic risk score | ||
| FGRSSA (4 groups based on K‐means clustering) | ||
| Very low genetic risk | 64% | 64% |
| Low genetic risk | 27% | 27% |
| High genetic risk | 8% | 8% |
| Very high genetic risk | 2% | 2% |
| FGRSDUD (4 groups based on K‐means clustering) | ||
| Very low genetic risk | 72% | 72% |
| Low genetic risk | 22% | 22% |
| High genetic risk | 6% | 6% |
| High genetic risk | 1% | 1% |
| FGRSAUD (4 groups based on K‐means clustering) | ||
| Very low genetic risk | 60% | 60% |
| Low genetic risk | 28% | 28% |
| High genetic risk | 9% | 9% |
| Very high genetic risk | 2% | 2% |
| FGRSMD (4 groups based on K‐means clustering) | ||
| Very low genetic risk | 37% | 37% |
| Low genetic risk | 41% | 41% |
| High genetic risk | 18% | 18% |
| Very high genetic risk | 4% | 4% |
| Perinatal factors | ||
| Smoking during pregnancy | 27.9% | 28.0% |
| Family status at birth (not living with father) | 5.0% | 5.0% |
| Younger age at birth (below 35) | 89.1% | 89.5% |
| Early birth (<37 weeks) | – | 4.9% |
| Birth weight (5 groups based on the empirical distribution) | – | |
| Very low weight | 23% | 24% |
| Low weight | 22% | 22% |
| Medium weight | 21% | 19% |
| High weight | 18% | 18% |
| Very high weight | 16% | 17% |
| Birth length (5 groups based on the empirical distribution) | ||
| Very short length | 21% | 21% |
| Short length | 16% | 36% |
| Medium length | 40% | 18% |
| High length | 12% | 11% |
| Very high length | 11% | 14% |
| Apgar score (score between 5 and 7) | 1.3% | 1.7% |
| Early childhood factors (age 0–6) | ||
| Social welfare | 15.5% | – |
| Depression in parents | 0.4% | 0.4% |
| Substance use disorder in parents | 2.6% | 2.7% |
| Suicide attempt in parents | 1.0% | 1.0% |
| Childhood factors (ages 7–12) | ||
| Social Welfare | 20.2% | 20.1% |
| Depression in parents | 1.0% | 1.0% |
| Substance use disorder in parents | 3.4% | 3.4% |
| Suicide attempt in parents | 1.1% | – |
| Adolescence factors (ages 13–16) | ||
| Social Welfare | 13.7% | 13.6% |
| Depression in parents | 2.9% | 2.8% |
| Substance use disorder in parents | 3.4% | 3.4% |
| Suicide attempt in parents | 1.0% | 1.0% |
| Age 16 factors | ||
| Low grades (mean/SD) | −0.025 (0.95) | −0.026 (0.95) |
| Type of neighborhood | ||
| Deprived area | 27% | 27% |
| Medium area | 60% | 60% |
| Affluent area | 13% | 13% |
| Depression in peers (3 groups based on the empirical distribution) | ||
| Low depression | 33% | 33% |
| Medium depression | 33% | 33% |
| High depression | 34% | 34% |
| Substance use disorder in peers (3 groups based on the empirical distribution) | ||
| Low SUD | 33% | 33% |
| Medium SUD | 33% | 33% |
| High SUD | 34% | 34% |
| Suicide attempt in peers (3 groups based on the empirical distribution) | ||
| Low suicide attempt | 33% | 33% |
| Medium suicide attempt | 33% | 33% |
| High suicide attempt | 34% | 34% |