Table 1.
Mean values of daily intakes of nutrients and Spearman correlation coefficients between values derived from the 3-day food record and the FFQ at week 0 of the nutritional intervention (n = 71).
| Dietary record | FFQ | Difference (%)a | Unadjusted | Energy-adjusted | |
| Energy (kcal)b | 2055 ± 521 | 2143 ± 568 | 4.3 | 0.29** | |
| Protein (g) | 81.3 ± 16.4 | 82.6 ± 23.3 | 1.6 | 0.27* | 0.36** |
| CHO (g) | 245.0 ± 58.9 | 242.2 ± 60.5 | -1.1 | 0.40** | 0.60*** |
| Lipids (g)b | 80.1 ± 34.4 | 90.0 ± 34.8* | 12.4 | 0.29* | 0.56*** |
| SFA (g)b | 27.1 ± 14.0 | 30.0 ± 12.7 | 10.7 | 0.30** | 0.56*** |
| MUFA (g)b | 33.9 ± 14.3 | 39.0 ± 16.3** | 15.0 | 0.26* | 0.48*** |
| PUFA (g)b | 13.1 ± 6.0 | 14.4 ± 7.0 | 9.9 | 0.38** | 0.46*** |
| EPA (g)b | 0.06 ± 0.07 | 0.05 ± 0.04 | -16.7 | 0.33** | 0.33** |
| DHA (g)b | 0.17 ± 0.23 | 0.12 ± 0.08 | -29.4 | 0.30** | 0.30** |
| Trans fat (g)b | 3.4 ± 2.0 | 3.6 ± 2.6 | 5.9 | 0.45*** | 0.56*** |
| Cholesterol (mg)b | 280.1 ± 139.8 | 300 ± 116 | 7.5 | 0.30** | 0.36** |
| Dietary fiber (g) | 21.9 ± 6.4 | 19.7 ± 5.0* | -10.0 | 0.32** | 0.38** |
| Soluble fiber (g) | 7.3 ± 2.0 | 6.6 ± 1.7** | -9.6 | 0.22 | 0.27* |
| Insoluble fiber (g) | 14.4 ± 4.7 | 13.2 ± 3.5 | -8.3 | 0.32** | 0.37** |
| Alchool (g)b | 11.4 ± 11.2 | 10.9 ± 10.7 | -4.4 | 0.61*** | 0.66*** |
| Vitamin C (mg) | 138.5 ± 57.3 | 137.0 ± 62.2 | -1.1 | 0.19 | 0.19 |
| Folate (mcg) | 394.6 ± 115.4 | 383.2 ± 107.1 | -2.9 | 0.32** | 0.39** |
| Calcium (mg) | 898.4 ± 320.5 | 962.3 ± 399.8 | 7.1 | 0.49*** | 0.56*** |
| Iron (mg)b | 15.1 ± 4.3 | 14.1 ± 4.1 | -6.6 | 0.43** | 0.53*** |
Value are means ± SD
a (value derived from FFQ-value derived from 3-day food record)/(value derived from 3-day food record) × 100
b Analyses were performed on log transformed values
Significant difference between the two methods *p ≤ 0.05; **p ≤ 0.01; ***p ≤ 0.0001
Correlations between FFQ and 3-day food record were statistically significant at * p ≤ 0.05; ** p ≤ 0.01; *** p ≤ 0.0001