Figure 1.
Design of validation study of diet history-ENRICA (DH-E).
Footnote: 24hR: 24-hour recall.
Table 1.
Baseline characteristics of study participants (N = 101).
Table 2.
Food and nutrient intake according to DH-E1 (at study baseline), mean of seven 24-hour recalls during one year, and DH-E2 (at 12 months from baseline). (N = 101).
Table 3.
Validity of food and nutrient intake estimated by DH-E2 (at 12 months from baseline) versus mean of seven 24-hour recalls during one year.
Table 4.
Cross-classification of subjects by food and nutrient intake estimated with DH-E2 (at 12 months from baseline) and mean of seven 24-hour recalls during one year.
Table 5.
Validity of intake of some nutrients with DH-E2 (at 12 months from baseline) versus biomarkers (mean of measurements at 0, 6 and 12 months).
Table 6.
Reproducibility of DH-E. Correlation coefficients between DH-E1 (at study baseline) and DH-E2 (at 12 months from baseline).