Table 1.
Characteristics of the studied sample of mothers and their offspring
| Offspring characteristics | |
| Males, n(%) | 2686 (52.4%) |
| Females, n(%) | 2439 (47.5%) |
| Birth weight, Kg | 3.33 (0.50) |
| BMI at age 8 (child), Kg/m 2 | 17.6 (3.01) |
| BMI status | |
| Underweight | 370 (7.2%) |
| Normal | 2932 (57.2%) |
| Overweight | 1240 (24.2%) |
| Obese | 583 (11.4%) |
| Maternal characteristics | |
| Maternal age at pregnancy, years | 27.8 (4.7) |
| Gestational weight gain (GWG), Kg | 14.3 (6.1) |
| Maternal BMI status in first visit, n(%) | |
| Underweight | 194 (3.8%) |
| Normal | 4044 (79.9%) |
| Overweight | 757 (14.8%) |
| Obese | 130 (2.5%) |
| Maternal BMI status in last visit, n (%) | |
| Normal | 1302 (25.4%) |
| Overweight | 2467 (48.1%) |
| Obese | 1356 (26.5%) |
| Exercise level | |
| Never | 3303 (64.5%) |
| Moderate | 858 (16.7%) |
| Sometimes per week | 708 (13.8%) |
| Often | 162 (3.2%) |
| Daily | 94 (1.8%) |
| Smoking status during pregnancy, n (%) | |
| Yes | 588 (11.5%) |
| No | 4537 (88.5%) |
| Alcohol consumption, n(%) | |
| Yes | 476 (9.3%) |
| No | 4649 (90.7%) |
Data are presented as absolute and relative frequencies or mean (SD).