| Time 1 Mean (SD) | Time 2 Mean (SD) | Mean difference (95% CI)* | p value* |
Five food groups | 3.67 (1.09) | 4.23 (1.07) | 0.55 (0.29, 0.82) | <0.0001 |
Major nutrients provided each food group | 2.46 (1.90) | 2.66 (2.04) | 0.20 (−0.41, 0.80) | 0.51 |
Guide to Healthy Eating | 3.70 (2.48) | 7.06 (2.19) | 3.36 (2.18, 4.55) | <0.0001 |
Food labelling requirements | 3.15 (1.66) | 6.00 (3.48) | 2.79 (1.84, 3.75) | <0.0001 |
Fats on food labels | 0.97 (0.84) | 2.85 (1.69) | 1.51 (1.08, 1.94) | <0.0001 |
Sugars on food labels | 1.46 (1.10) | 3.59 (1.44) | 1.94 (1.55, 2.32) | <0.0001 |
Salt on food labels | 1.01 (0.71) | 2.87 (1.39) | 1.62 (1.22, 2.02) | <0.0001 |
Foods identified on food plate | 2.19 (0.68) | 2.57 (0.56) | 0.30 (0.09, 0.49) | <0.005 |
Hydration of human body | 3.04 (1.16) | 4.04 (1.02) | 0.82 (0.50, 1.13) | <0.0001 |
Hydration of human brain | 2.17 (1.82) | 3.72 (1.57) | 1.49 (1.00, 2.00) | <0.0001 |
Overall nutrition Knowledge score | 16.59 (9.53) | 32.45 (14.47) | 14.69 (11.92, 17.46) | <0.0001 |