Table 6.
Quantification of dietary intakes of the Jackson Heart Study Diet and Physical Activity Sub-Study participants into quartiles: Comparing the Food Frequency Questionnaires and the mean of four 24-hour dietary recalls
| Men | Women | |||||||
|---|---|---|---|---|---|---|---|---|
| Short FFQa | Long FFQa | Short FFQa | Long FFQa | |||||
| Nutrient | Same Quartile (%) |
Opp. Quartile (%) |
Same Quartile (%) |
Opp. Quartile (%) |
Same Quartile (%) |
Opp. Quartile (%) |
Same Quartile (%) |
Opp. Quartile (%) |
| Energy | 38.0 | 4.9 | 31.9 | 8.0 | 31.5 | 8.4 | 31.1 | 6.9 |
| Protein | 35.0 | 6.1 | 33.1 | 6.7 | 38.8 | 8.8 | 34.8 | 6.2 |
| Carbohydrate | 35.6 | 3.7 | 38.6 | 7.4 | 36.3 | 7.3 | 39.9 | 5.9 |
| Fat | 36.2 | 4.9 | 35.0 | 6.1 | 32.6 | 7.3 | 35.5 | 5.5 |
| Saturated Fat | 31.3 | 2.4 | 28.2 | 4.3 | 28.9 | 6.6 | 31.5 | 6.6 |
| Fiber | 35.0 | 5.5 | 43.5 | 1.8 | 34.1 | 6.2 | 38.1 | 4.8 |
| Vitamin E | 31.3 | 6.7 | 39.3 | 12.2 | 29.7 | 7.3 | 31.9 | 9.1 |
| Vitamin C | 34.3 | 3.7 | 37.4 | 2.4 | 33.7 | 4.8 | 42.1 | 3.7 |
| Calcium | 39.3 | 4.3 | 44.8 | 2.4 | 37.7 | 4.8 | 37.0 | 2.2 |
| Iron | 31.9 | 7.4 | 42.3 | 4.9 | 34.8 | 8.0 | 34.4 | 5.1 |
a
FFQ: Food Frequency Questionnaire