Table 3.
Characteristics of participants by school grade and sex
| School grade 5 | School grade 8 | School grade 11 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Boys (n 451) | Girls (n 538) | Boys (n 429) | Girls (n 535) | Boys (n 380) | Girls (n 552) | |||||||
| Mean | sd | Mean | sd | Mean | sd | Mean | sd | Mean | sd | Mean | sd | |
| Age (years) | 11·5 | 0·4 | 11·5 | 0·4 | 14·5 | 0·4 | 14·5 | 0·4 | 17·7 | 0·6 | 17·7 | 0·6 |
| SHEIA15 (mean score) | 5·7 | 0·7 | 5·9 | 0·7 | 5·7 | 0·8 | 6·0 | 0·8 | 5·5 | 0·9 | 6·0 | 0·9 |
| RADDS (mean score) | 5·6 | 1·7 | 6·1 | 1·7 | 5·6 | 2·0 | 6·1 | 2·0 | 5·4 | 1·9 | 5·9 | 2·0 |
SHEIA15, Swedish Healthy Eating Index for Adolescents 2015; RADDS, Riksmaten Adolescents Diet Diversity Score.