Background
Methods
Development of the intervention
Delivery of the intervention
Recruitment and randomisation of schools
Development of the nutrition knowledge questionnaire
Primary outcome measures
Secondary outcome measures
Data entry and Statistics
Ethical Approval and consent
Results
School id | Group | Deprivation | Size | Mean baseline score | Mean follow-up score | Difference |
---|---|---|---|---|---|---|
1 | Intervention | 9 | 124 | 27.4 | 28.1 | 0.7 |
2 | Intervention | 6 | 120 | 28.6 | 29.1 | 0.5 |
3 | Intervention | 5 | 38 | 29.0 | 29.0 | 0.0 |
4 | Intervention | 20 | 12 | 26.3 | 29.0 | 2.6 |
5 | Intervention | 4 | 25 | 30.0 | 28.3 | -1.8 |
6 | Intervention | 4 | 166 | 29.2 | 29.0 | -0.1 |
7 | Intervention | 25 | 88 | 29.4 | 28.8 | -0.6 |
8 | Intervention | 16 | 58 | 28.3 | 31.0 | 2.7 |
9 | Intervention | 1 | 70 | 27.6 | 29.1 | 1.5 |
10 | Intervention | 3 | 57 | 26.6 | 29.7 | 3.2 |
11 | Intervention | 12 | 35 | 29.1 | 30.2 | 1.1 |
12 | Intervention | 8 | 42 | 28.2 | 29.0 | 0.8 |
13 | Control | 6 | 104 | 26.2 | 28.0 | 1.8 |
14 | Control | 0 | 34 | 30.7 | 28.7 | -2.0 |
15 | Control | 4 | 41 | 30.2 | 30.5 | 0.3 |
16 | Control | 7 | 23 | 23.9 | 28.3 | 4.3 |
17 | Control | 3 | 18 | 27.2 | 26.1 | -1.1 |
18 | Control | 2 | 56 | 28.9 | 30.6 | 1.6 |
19 | Control | 7 | 108 | 27.0 | 27.3 | 0.2 |
20 | Control | 0 | 109 | 28.0 | 28.4 | 0.4 |
21 | Control | 3 | 28 | 27.2 | 28.9 | 1.7 |
22 | Control | 31 | 49 | 23.7 | 23.0 | -0.8 |
23 | Control | 19 | 50 | 27.8 | 25.7 | -2.1 |
24 | Control | 8 | 84 | 26.8 | 25.6 | -1.1 |
25 | Control | 8 | 166 | 26.9 | 27.7 | 0.9 |
Total Nutrition Knowledge Score
Baseline | Follow-up | |||||
---|---|---|---|---|---|---|
Intervention n = 12 | Control n = 13 | Intervention n = 12 | Control n = 13 | *Estimated difference at follow up (95% CI) | *p value
| |
Total number of pupils | 511 | 639 | 502 | 631 | ||
Total score (max. 36) | 28.3(1.1) | 27.3(2.0) | 29.2(0.8) | 27.6(2.1) | 1.1(0.05 to 2.16) |
0.042
|
Balanced diet domain (max. 15) | 11.6(0.4) | 11.3(0.9) | 12.1(0.5) | 11.5(0.9) | 0.6(0.1 to 1.1) |
0.018
|
Balance of Good Health Plate domain (max. 5) | 3.7(0.4) | 3.5(0.4) | 4.1(0.4) | 3.6(0.3) | 0.3(0.0 to 0.6) |
0.041
|
Ability to identify healthier foods (max. 15) | 12.1(0.6) | 11.6(0.9) | 12.1(0.4) | 11.6(1.0) | 0.3(-0.3 to 0.8) |
0.375
|