Table 1 Random assignment of schools and classes to four conditions
Condition | Number of participating schools | Number of classes | Number of classes with younger children (combination grade 4/5 till grade 6*) | Number of classes with older children (combination grade 6/7 till grade 8*) |
|---|---|---|---|---|
Regular shaped whole wheat bread and regular shaped white bread | 3 | 12 | 5 | 7 |
Regular shaped whole wheat bread and fun-shaped white bread | 3 | 12 | 5 | 7 |
Fun-shaped whole wheat bread and regular shaped white bread | 3 | 11 | 5 | 6 |
Fun-shaped whole wheat bread and fun-shaped white bread | 3 | 12 | 6 | 6 |