Table 4. Level of agreement and disagreement according to quintile classification of daily intake of selected nutrients based on food frequency questionnaire 1 (FFQ1) and FFQ2 (%).
Nutrient | Males | Females | ||||
Agreement | Disagreement | Agreement | Disagreement | |||
Same quintiles |
Same and +/- 1 quintiles |
Opposite quintiles |
Same quintiles |
Same and +/- 1 quintiles |
Opposite quintiles |
|
Energy | 45 | 83 | 1 | 39 | 76 | 3 |
Protein | 41 | 80 | 1 | 38 | 79 | 1 |
Fat | 43 | 80 | 1 | 41 | 78 | 1 |
Carbohydrate | 44 | 82 | 1 | 43 | 81 | 1 |
Potassium | 44 | 82 | 1 | 42 | 80 | 1 |
Calcium | 43 | 83 | 1 | 44 | 81 | 1 |
Iron | 40 | 83 | 1 | 42 | 81 | 1 |
Carotenes | 42 | 79 | 2 | 39 | 79 | 1 |
Vitamin A | 44 | 77 | 2 | 41 | 79 | 2 |
Vitamin D | 47 | 81 | 1 | 42 | 78 | 1 |
Vitamin E | 40 | 78 | 2 | 36 | 75 | 1 |
Vitamin B1 | 37 | 75 | 2 | 37 | 74 | 2 |
Vitamin B2 | 45 | 79 | 1 | 42 | 80 | 1 |
Folate | 42 | 78 | 1 | 40 | 79 | 1 |
Vitamin C | 43 | 81 | 1 | 43 | 79 | 1 |
Total dietary fiber | 44 | 84 | 1 | 44 | 84 | 0 |
Insoluble dietary fiber | 46 | 85 | 1 | 44 | 83 | 0 |
Soluble dietary fiber | 47 | 84 | 1 | 44 | 84 | 1 |
Cholesterol | 45 | 80 | 1 | 42 | 79 | 2 |
Saturated fatty acids | 43 | 80 | 1 | 43 | 80 | 1 |
Monounsaturated fatty acids | 42 | 77 | 1 | 35 | 76 | 1 |
Polyunsaturated fatty acids | 40 | 75 | 1 | 34 | 74 | 2 |
n-6 polyunsaturated fatty acids | 40 | 77 | 1 | 36 | 77 | 1 |
n-3 polyunsaturated fatty acids | 37 | 75 | 1 | 36 | 74 | 2 |
n-3 highly-unsaturated fatty acids | 44 | 78 | 2 | 43 | 74 | 1 |
Median | 43 | 80 | 1 | 42 | 79 | 1 |
Proportions for nutrients were calculated after intakes were energy-adjusted.
The proportions categorized into the same quintiles, those categorized into the same quintiles plus adjacent quintiles, or those categorized into the opposite quintiles.