Table 1.
Characteristics of the study sample: children (n 14 426) aged 2 to 9 years from eight European countries, baseline survey of IDEFICS study, September 2007 to May 2008
| n | % | Mean | sd | |
|---|---|---|---|---|
| Age (years) | ||||
| Total | 14 426 | 5·99 | 1·8 | |
| Pre-school | 6631 | 46·6 | 4·28 | 0·9 |
| School | 7795 | 54·0 | 7·44 | 0·8 |
| Sex | ||||
| Girls | 7338 | 50·9 | – | – |
| Boys | 7088 | 49·1 | – | – |
| Parental education level | ||||
| Low | 1258 | 8·7 | – | – |
| Medium | 7227 | 50·1 | – | – |
| High | 5941 | 41·2 | – | – |
| BMI category | ||||
| Thinness | 1592 | 11·0 | – | – |
| Normal weight | 10 068 | 69·8 | – | – |
| Overweight | 1790 | 12·4 | – | – |
| Obese | 976 | 6·8 | – | – |
| Country | ||||
| Belgium | 1765 | 12·2 | – | – |
| Cyprus | 1462 | 10·1 | – | – |
| Estonia | 1599 | 11·1 | – | – |
| Germany | 1922 | 13·3 | – | – |
| Hungary | 2480 | 17·2 | – | – |
| Italy | 2189 | 15·2 | – | – |
| Spain | 1272 | 8·8 | – | – |
| Sweden | 1737 | 12·0 | – | – |