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Table 4 Cross-classification of the ranked quartile nutrient and isoflavones intake estimates between the webFFQ and FR (n = 55)
| Nutrient | % Exact match | % Exact match ± 1 quartile | % Gross mismatch |
|---|---|---|---|
| Energy, kcal | 32.7 | 69.1 | 7.3 |
| Total isoflavones, mg | 45.5 | 81.8 | 0.0 |
| Daidzein, mg | 49.1 | 83.6 | 1.8 |
| Genistein, mg | 47.3 | 81.8 | 1.8 |
| Glycitein, mg | 38.2 | 80.0 | 5.5 |
| Fat, g | 29.1 | 79.0 | 1.8 |
| SFA, g | 41.8 | 80.0 | 1.8 |
| MUFA, g | 27.3 | 76.4 | 9.1 |
| PUFA, g | 39.0 | 78.2 | 7.3 |
| Trans fats, g | 40.0 | 76.4 | 3.6 |
| Carbohydrate, g | 38.2 | 70.9 | 3.6 |
| Protein, g | 32.7 | 80.0 | 3.6 |
| Animal protein, g | 52.7 | 89.1 | 0.0 |
| Vegetable protein, g | 47.3 | 99.0 | 0.0 |
| Dietary fiber, g | 49.1 | 83.6 | 1.8 |
| Beta carotene, mcg | 34.5 | 69.1 | 9.1 |
| Retinol, mcg | 29.1 | 65.5 | 7.3 |
| Vitamin E, mg | 43.6 | 72.7 | 0.0 |
| Vitamin C, mg | 40.0 | 72.7 | 3.6 |
| Folate, mcg | 29.1 | 67.3 | 1.8 |
| Vitamin B12, mcg | 25.5 | 61.8 | 10.9 |
| Calcium, mg | 32.7 | 69.1 | 7.3 |
| Iron, mg | 34.5 | 79.0 | 3.6 |
| Zinc, mg | 34.5 | 76.4 | 12.7 |
| Caffeine, mg | 36.4 | 72.7 | 7.3 |
