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Cross-classification and weighted κ statistics of daily intakes of food group in quartiles as assessed with the average of two 24-h dietary recalls and the FFQ
| Food groups | Cross-classification | κ statistics | |
|---|---|---|---|
| % in the same quartile of individuals | % in the opposite quartile of individuals | κ value | |
| Cereals | 50⋅5 | 1 | 0⋅32 |
| Legumes | 51⋅4 | 0 | 0⋅35 |
| Roots and tubers | 40 | 7⋅6 | 0⋅18 |
| Vegetables | 38⋅1 | 6⋅7 | 0⋅17 |
| Beverages | 30⋅5 | 11⋅4 | 0⋅07 |
