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Characteristics of the sample
| Total (n 660) | |||
|---|---|---|---|
| n | % | ||
| Sex | Male | 296 | 52·0 |
| Female | 343 | 44·8 | |
| Missing | 21 | 3·2 | |
| Educational group | 5–6 | 252 | 38·2 |
| 7–8 | 387 | 58·6 | |
| Missing | 21 | 3·2 | |
| Migration background | No migration background | 403 | 61·1 |
| Western migration background | 39 | 5·9 | |
| Non-Western migration background | 182 | 27·6 | |
| Unknown/missing | 36 | 5·5 | |
| Place of lunch consumption | Home | 157 | 23·8 |
| School 30 min break | 159 | 24·1 | |
| School 15 min break | 344 | 52·1 | |
| Photograph of the lunch box | Yes | 487 | 73·8 |
| No | 173 | 26·2 | |
