Table 2.
Descriptive statistics of study variables (complete data, n = 18,513)
| Mean | SD | Minimum | Maximum | |
|---|---|---|---|---|
| Maternal education (6 months) | 12.93 | 2.62 | 0.00 | 17.00 |
| Healthy dietary pattern (5 years old) | 3.35 | 0.40 | 0.50 | 4.00 |
| High-fat-sugar-salt dietary pattern (5 years old) | 1.93 | 0.65 | 0.00 | 4.00 |
| Physical aggression (5 years old) | 1.68 | 0.74 | 1.00 | 5.00 |
| Physical aggression (3 years old) | 2.04 | 0.87 | 1.00 | 5.00 |
| Mental distress (5 years old) | 1.54 | 0.61 | 1.00 | 5.00 |
| Household income (6 months) | 3.91 | 1.29 | 1.00 | 8.00 |
| n | % | |||
| Boys | 9718 | 52.49 | ||
| Preschoolers living with married parents | 16,785 | 90.67 |
Missing numbers: 6 of marital status, 595 of maternal education, 186 of income, 1 of healthy dietary pattern, 2 of high-fat-sugar-salt dietary pattern, 535 of aggression at 3 years old, 4 of mental distress, 4 of aggression at 5 years old