Table 2 Pooled effect estimates and heterogeneity of the correlation coefficients for the reproducibility of FFQ for energy and macronutrienta
Nutrient | ICC | SCC | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Crude | Energy-adjusted | Crude | Energy-adjusted | |||||||||
N | ICC (95% CI) | I2 | N | ICC (95% CI) | I2 | N | ICC (95% CI) | I2 | N | ICC (95% CI) | I2 | |
Energy | 61 | 0.709 (0.652, 0.758) | 96.3 | N/A | N/A | N/A | 106 | 0.649 (0.624, 0.673) | 84.6 | N/A | N/A | N/A |
Protein | 63 | 0.648 (0.612, 0.682) | 88.3 | 25 | 0.600 (0.546, 0.650) | 80.4 | 106 | 0.609 (0.584, 0.632) | 80.6 | 64 | 0.558 (0.521, 0.593) | 80.5 |
Fat | 55 | 0.644 (0.599, 0.684) | 91.1 | 19 | 0.564 (0.483, 0.634) | 86.3 | 104 | 0.623 (0.599, 0.644) | 78.4 | 56 | 0.555 (0.516, 0.593) | 81.3 |
Plant fat | 5 | 0.572 (0.461, 0.665) | 60.0 | 2 | 0.615 (0.489, 0.715) | 0 | 6 | 0.548 (0.468, 0.619) | 62.0 | 2 | 0.580 (0.214, 0.803) | 90.6 |
Animal fat | 2 | 0.696 (0.462, 0.839) | 74.7 | 2 | 0.725 (0.585, 0.822) | 46.4 | 4 | 0.693 (0.661, 0.722) | 0 | 2 | 0.575 (0.513, 0.630) | 0 |
MUFA | 41 | 0.641 (0.603, 0.675) | 80.9 | 18 | 0.630 (0.557, 0.693) | 83.7 | 50 | 0.612 (0.583, 0.639) | 68.0 | 31 | 0.551 (0.495, 0.602) | 81.3 |
PUFA | 45 | 0.641 (0.575, 0.699) | 94.6 | 45 | 0.573 (0.488, 0.646) | 85.5 | 57 | 0.595 (0.566, 0.623) | 73.4 | 31 | 0.521 (0.466, 0.572) | 79.4 |
n-3 PUFA | 2 | 0.703 (0.657, 0.745) | 63.1 | 1 | 0.420 (0.187, 0.607) | N/A | 6 | 0.619 (0.573, 0.661) | 59.8 | 5 | 0.469 (0.402, 0.532) | 36.9 |
n-6 PUFA | 2 | 0.727 (0.684, 0.764) | 61.3 | 1 | 0.510 (0.295, 0.675) | N/A | 6 | 0.594 (0.563, 0.624) | 18.3 | 5 | 0.441 (0.355, 0.519) | 57.4 |
SFA | 49 | 0.687 (0.612, 0.749) | 96.6 | 19 | 0.639 (0.564, 0.704) | 86.4 | 65 | 0.626 (0.598, 0.651) | 76.6 | 37 | 0.567 (0.520, 0.610) | 81.6 |
Linoleic acid | 5 | 0.666 (0.491, 0.790) | 93.3 | 3 | 0.685 (0.591, 0.760) | 71.0 | 9 | 0.615 (0.552, 0.670) | 80.6 | 9 | 0.577 (0.487, 0.653) | 86.3 |
Linolenic acid | 4 | 0.658 (0.498, 0.775) | 88.9 | 2 | 0.630 (0.527, 0.714) | 47.8 | 3 | 0.684 (0.576, 0.769) | 86.3 | 4 | 0.642 (0.486, 0.759) | 91.0 |
EPA | 2 | 0.600 (0.511, 0.676) | 0 | N/A | N/A | N/A | 3 | 0.785 (0.579, 0.896) | 87 | 2 | 0.726 (0.349, 0.901) | 87.4 |
DHA | 2 | 0.611 (0.525, 0.686) | 0 | N/A | N/A | N/A | 3 | 0.749 (0.616, 0.840) | 67.4 | N/A | N/A | N/A |
Trans-fat | 4 | 0.604 (0.453, 0.721) | 79.3 | 2 | 0.479 (0.385, 0.562) | 0 | 6 | 0.615 (0.419, 0.756) | 91.0 | 2 | 0.586 (−0.07, 0.889) | 93.8 |
Cholesterol | 48 | 0.657 (0.610, 0.699) | 90.5 | 25 | 0.618 (0.560, 0.670) | 82.1 | 66 | 0.614 (0.584, 0.642) | 79.5 | 37 | 0.556 (0.507, 0.603) | 82.6 |
Lipid | 4 | 0.701 (0.459, 0.846) | 93.4 | 4 | 0.662 (0.370, 0.835) | 94.5 | 6 | 0.551 (0.495, 0.603) | 0 | 4 | 0.567 (0.327, 0.738) | 83.7 |
Carbohydrate | 64 | 0.680 (0.616, 0.735) | 96.7 | 23 | 0.641 (0.566, 0.704) | 90.1 | 101 | 0.637 (0.609, 0.663) | 86.3 | 60 | 0.586 (0.547, 0.622) | 83.5 |
Sucrose | 4 | 0.633 (0.533, 0.715) | 73.1 | 1 | 0.679 (0.607, 0.741) | N/A | 7 | 0.709 (0.644, 0.764) | 67.4 | 1 | 0.632 (0.513, 0.726) | N/A |
Sugar | 8 | 0.707 (0.618, 0.777) | 81.4 | 1 | 0.779 (0.747, 0.808) | N/A | 11 | 0.689 (0.626, 0.743) | 79.2 | 5 | 0.639 (0.516, 0.737) | 88.6 |
Starch | 2 | 0.510 (0.264, 0.693) | 85.5 | N/A | N/A | N/A | 4 | 0.641 (0.604, 0.675) | 0 | 2 | 0.606 (0.553, 0.654) | 0 |
Fiber | 54 | 0.683 (0.638, 0.723) | 92.0 | 21 | 0.670 (0.595, 0.733) | 91.1 | 87 | 0.639 (0.609, 0.667) | 84.5 | 53 | 0.621 (0.581, 0.658) | 83.3 |
Soluble fiber | 2 | 0.780 (0.679, 0.852) | 94.8 | 1 | 0.499 (0.340, 0.630) | N/A | 14 | 0.658 (0.603, 0.706) | 78.8 | 10 | 0.590 (0.493, 0.672) | 77.0 |
Insoluble fiber | 2 | 0.784 (0.684, 0.855) | 94.9 | 2 | 0.690 (0.616, 0.752) | 84.6 | 12 | 0.649 (0.595, 0.698) | 54.9 | 12 | 0.603 (0.527, 0.670) | 74.1 |
Alcohol | 22 | 0.803 (0.749, 0.847) | 90.1 | 9 | 0.803 (0.725, 0.860) | 88.7 | 47 | 0.851 (0.821, 0.877) | 93.5 | 27 | 0.793 (0.746, 0.831) | 91.0 |