Table 1.
Descriptive characteristics of European preschool children participating in the ToyBox-study.
| T0 | T1 | P-Figvalue | ||
|---|---|---|---|---|
| Mean (SE) | Mean (SE) | |||
| Age (years) | 4.74 (0.4) | 5.72 (0.4) | <0.001 | |
| Sex | Boys | 1209 (52.1) | 1210 (52.1) | 0.152 |
| Girls | 1111 (47.9) | 1111 (47.9) | ||
| BMI status * | Normal weight | 1988 (85.7) | 1980 (85.3) | |
| Overweight | 245 (10.6) | 240 (10.3) | <0.001 | |
| Obese | 64 (2.8) | 75 (3.2) | ||
| zBMI | 0.20 (1.0) | 0.27 (1.0) | <0.001 | |
| n (%) | ||||
| Maternal education | <7–12 | 337 (14.5) | ||
| (years) | 13–16 | 947 (40.8) | 0.104 | |
| >16 | 965 (41.6) | |||
| Center | Belgium | 522 (22.5) | ||
| Bulgaria | 74 (3.2) | |||
| Germany | 284 (12.2) | 0.645 | ||
| Greece | 317 (13.7) | |||
| Poland | 688 (29.6) | |||
| Spain | 435 (18.7) | |||
Abbreviations: BMI, body mass index; zBMI, body mass index z-score; T0, baseline period; T1, follow-up period; * BMI according to Cole’s cut-off [20].