| Time 1 Mean (SD) | Time 2 Mean (SD) | Mean difference (95% CI) | p value |
Five food groups | 3.86 (0.86) | 4.86 (0.54) | 1.00 (0.38, 1.62) | 0.004 |
Nutrients from each food group | 2.38 (1.76) | 4.92 (0.28) | 2.54 (1.36, 3.72) | 0.001 |
Guide to healthy eating | 3.00 (4.14) | 8.46 (1.27) | 5.46 (2.84, 8.08) | 0.001 |
Food labelling requirements | 5.08 (1.32) | 8.23 (2.35) | 3.15 (1.66, 4.65) | 0.001 |
Fats on food labels | 1.00 (0.41) | 4.54 (0.97) | 3.54 (2.90, 4.18) | <0.0001 |
Sugars on food labels | 1.38 (0.77) | 4.46 (0.66) | 3.08 (2.49, 3.66) | <0.0001 |
Salt on food labels | 0.70 (0.63) | 3.62 (1.50) | 2.92 (1.97, 3.88) | <0.0001 |
Food groups identified on food plate | 2.07 (0.73) | 2.93 (0.26) | 0.87 (0.51, 1.23) | <0.0001 |
Hydration of human body | 2.40 (0.99) | 4.40 (0.74) | 2.00 (1.33, 2.67) | <0.0001 |
Hydration of human brain | 2.67 (2.06) | 4.47 (1.06) | 1.80 (0.45, 3.15) | 0.013 |
Overall nutrition Knowledge score | 24.27 (4.89) | 51.0 (5.61) | 26.73 (22.88, 30.58) | <0.0001 |