| Relationship between overall nutrition knowledge score and frequency of food consumption | |
| Sweetened/sugary drinks | |
| Carbonated drink | r = −0.101; p = 0.061 |
| Artificial juice | r = −0.112; p = 0.059 |
| Fast foods | |
| Chips | r = − 0.115; p = 0.062 |
| Chocolate | r = −0.157; p = 0.078 |
| Sausages | r = −0.101; p = 0.061 |
| Doughnuts | r = −0.114; p = 0.060 |
| Smokies | r = − 0.129; p = 0.063 |
| Sweets | r =−0.165; p = 0.058 |
| Sandwich | r = −0.154; p = 0.69 |
| Popcorns | r = −0.185; p = 0.06 |
| Cakes | r = −0.165; p = 0.06 |
| Fruits | r = (0.101–0.170); p > 0.05 |
| Relationship between attitude and frequency of food consumption | |
| Sweetened/sugary drinks | |
| Carbonated drink | X 2 = 101.7 df = 6, P = <0.001 |
| Artificial juice | X 2 = 64.738 df = 6, P = <0.001 |
| Fast foods | |
| Chips | X 2 = 70.969 df = 6, P = <0.001 |
| Chocolate | X 2 = 181.8 df =6, P = <0.001 |
| Sausages | X 2 = 185.8 df = 6, P = <0.001 |
| Doughnuts | X 2 = 71.836, df = 6, P = <0.001 |
| Smokies | X 2 = 172.0 df = 6, P = <0.001 |
| Sweets | X 2 = 62.778, df = 6, P = <0.001 |
| Sandwich | X 2 = 163.7 df = 6, P = <0.001 |
| Popcorns | X 2 = 111.7 df = 6, P = <0.001 |
| Cakes | X 2 = 125.5 df = 6, P = <0.001 |
| Fruits | p > 0.05 |
| Relationship between home environment and attitude towards healthy eating | |
| Watching TV | X 2 = 4.5215 df = 1, P = 0.002 |
| Eating with family members | X 2 = 2.5462 df = 1, P <0.001 |