Table 1.
Baseline characteristics of participating boys and girls in October 2010 in northeast Japan
| Affected prefectures |
Unaffected prefectures |
|||
|---|---|---|---|---|
| Anthropometric measurements | Boys (n=2033) | Girls (n=1909) | Boys (n=1707) | Girls (n=1658) |
| Age, years | 4.1 (0.3) | 4.1 (0.3) | 4.1 (0.3) | 4.1 (0.3) |
| Height, cm | 100.6 (4.3) | 99.6 (4.1) | 100.8 (4.2) | 100.0 (4.2) |
| Weight, kg | 15.9 (2.0) | 15.5 (1.9) | 16.0 (1.9) | 15.6 (2.0) |
| Body mass index, kg/m2 | 15.7 (1.2) | 15.6 (1.3) | 15.6 (1.2) | 15.6 (1.3) |
All values are presented as mean (SD).