Table 3.
Agreement measures for energy and nutrient intake. The measures for energy and nutrient intake were estimated by QFFQ and 24hR from type 1 diabetes adolescent patients, categorized into intake quartiles. Results were assessed by the kappa test. Goiânia, Brazil, 2009.
| Energy and nutrients |
Exact agreement (%) |
Exact plus adjacent-quartile agreement (%) |
Extreme disagreement (%) |
Weighted Kappa |
|---|---|---|---|---|
| Total energy | 32.8 | 84.2 | 5.7 | 0.29 |
| Carbohydrate | 37.1 | 77.1 | 5.7 | 0.27 |
| Protein | 32.8 | 75.7 | 5.7 | 0.22 |
| Lipid | 47.1 | 80.0 | 4.2 | 0.38 |
| Saturated fat | 41.4 | 84.2 | 2.8 | 0.38 |
| Unsaturated fat | 45.7 | 80.0 | 2.8 | 0.38 |
| Total cholesterol | 31.4 | 74.2 | 2.8 | 0.22 |
| Dietary fibre | 37.1 | 75.7 | 4.2 | 0.27 |
| Vitamin C | 32.8 | 70.0 | 8.5 | 0.15 |
| Calcium | 45.7 | 85.7 | 0.0 | 0.45 |
| Iron | 41.4 | 77.1 | 4.2 | 0.31 |
| Zinc | 35.7 | 78.5 | 2.8 | 0.29 |
|
| ||||
| Mean | 38.4 | 78.5 | 4.1 | 0.30 |