Table 1.
Descriptive characteristics of the study sample
| N | Total population (N = 1901) | |
|---|---|---|
| Child characteristics | ||
| Age, mean (SD) | 1901 | 9.69 (0.26) |
| Sex, proportion of girls | 1901 | 50.3% |
| Childhood adversities, proportion | ||
| No adversities | 1343 | 70.7% |
| 1 or 2 adversities | 450 | 23.7% |
| 3 or more adversities | 108 | 5.7% |
| Adversities before age 5 years | 185 | 9.7% |
| Adversities after age 5 years | 496 | 26.1% |
| Total internalizing problems score, median (IQR) | 1901 | 3.00 (5.00) |
| Total externalizing problems score, median (IQR) | 1901 | 2.00 (5.00) |
| Maternal characteristics | ||
| Educational level, proportion | ||
| High | 1327 | 73.4% |
| Medium | 476 | 26.3% |
| Low | 5 | 0.3% |
Note. See Supplementary Table S1 for the prevalence of the individual adversities