Table 4 Test–retest reliability of energy-adjusted nutrient values between 7 days and 24 h FFQ
From: Nutrient scoring for the DEGS1-FFQ – from food intake to nutrient intake
FFQ7d ~ FFQ24h | ||
|---|---|---|
Energy-adjusted nutrient value | Pearson’s rho | ICC kappa (ICC2) [lower bound, upper bound] |
Protein | 0.57 | 0.46 [0.33, 0.57] |
Fat | 0.58 | 0.40 [0.27, 0.52] |
Carb | 0.55 | 0.39 [0.25, 0.51] |
Fiber | 0.54 | 0.41 [0.28, 0.53] |
Sugar | 0.62 | 0.50 [0.37, 0.60] |