Table 2.
Participants’ dietary knowledge and practices before and after the intervention.
| Domain | Baseline Mean ± SD | Follow-Up Mean ± SD | p-Value | ||
|---|---|---|---|---|---|
| Dietary knowledge | PDQ score | Control | 57.2 ± 4.9 | 57.5 ± 5.1 | 0.60 |
| Intervention | 56.5 ± 5.9 | 57.8 ± 6.3 | 0.019 * | ||
| Intergroup difference at follow up p = 0.12 | |||||
| Dietary practices | Number of sugary snacks | Control | 1.6 ± 1.1 | 1.3 ± 1.0 | 0.20 |
| Intervention | 1.2 ± 0.9 | 1.1 ± 0.9 | 0.92 | ||
| Intergroup difference at follow up p = 0.12 | |||||
|
Fruits and vegetables
(recommended ≥ 14) |
Control | 13.4 ± 5.5 | 14.7 ± 5.3 | 0.06 | |
| Intervention | 13.6 ± 5.9 | 14.1 ± 6.9 | 0.61 | ||
| Intergroup difference at follow up p = 0.36 | |||||
|
Fat from dairy
(recommended = 0) |
Control | 6.7 ± 5.2 | 7.5 ± 4.9 | 0.25 | |
| Intervention | 7.6 ± 4.9 | 7.7 ± 5.3 | 0.95 | ||
| Intergroup difference at follow up p = 0.46 | |||||
|
Sweetened drinks
(recommended ≤ 1) |
Control | 2.5 ± 1.7 | 2.4 ± 1.7 | 0.84 | |
| Intervention | 2.6 ± 1.8 | 2.5 ± 1.7 | 0.62 | ||
| Intergroup difference at follow up p = 0.81 | |||||
|
Non-core foods
(recommended ≤ 2) |
Control | 2.7 ± 1.3 | 2.8 ± 1.7 | 0.65 | |
| Intervention | 3.1 ± 1.5 | 3.3 ± 1.6 | 0.57 | ||
| Intergroup difference at follow up p = 0.91 | |||||
* p ≤ 0.05.