Table 3.
Cross-classification of daily energy and nutrient intakes into quartiles of the distribution using either the new, web-based, self-administered 24 h dietary recall or the 3d food record among men and women (n 107) aged 18–65 years from the Québec City metropolitan area, Canada. Data collected between March and July 2015
| Same quartile (%) | Adjacent quartiles (%) | ±1 quartile apart (%) | Misclassified (1st v. 4th quartile) (%) | κ w | |
|---|---|---|---|---|---|
| Energy (kcal) | 40·2 | 43·0 | 83·2 | 3·7 | 0·35 |
| Carbohydrates (g) | 42·1 | 42·1 | 84·1 | 6·5 | 0·35 |
| Fat (g) | 45·8 | 36·4 | 82·2 | 2·8 | 0·40 |
| Proteins (g) | 50·5 | 38·3 | 88·8 | 4·7 | 0·47 |
| %E from carbohydrates | 34·6 | 42·1 | 76·6 | 4·7 | 0·25 |
| %E from fat | 35·5 | 42·1 | 77·6 | 2·8 | 0·28 |
| %E from proteins | 45·8 | 31·8 | 77·6 | 3·7 | 0·35 |
| Fibre (g) | 43·0 | 42·1 | 85·0 | 2·8 | 0·40 |
| Vitamin A (µg) | 47·7 | 27·1 | 74·8 | 4·7 | 0·34 |
| Thiamin (mg) | 31·8 | 45·8 | 77·6 | 2·8 | 0·25 |
| Riboflavin (mg) | 40·2 | 40·2 | 80·4 | 0·9 | 0·35 |
| Niacin (mg) | 41·1 | 43·0 | 84·1 | 1·9 | 0·38 |
| Vitamin B6 (mg) | 33·6 | 45·8 | 79·4 | 6·5 | 0·25 |
| Folic acid (µg) | 39·3 | 35·5 | 74·8 | 5·6 | 0·26 |
| Vitamin B12 (µg) | 38·3 | 42·1 | 80·4 | 6·5 | 0·29 |
| Vitamin C (mg) | 42·1 | 39·3 | 81·3 | 1·9 | 0·37 |
| Vitamin D (µg) | 29·9 | 41·1 | 71·0 | 5·6 | 0·16 |
| Mg (mg) | 42·1 | 34·6 | 76·6 | 4·7 | 0·31 |
| Zn (mg) | 31·8 | 40·2 | 72·0 | 2·8 | 0·20 |
| Fe (mg) | 36·4 | 42·1 | 78·5 | 4·7 | 0·28 |
| Ca (mg) | 39·3 | 44·9 | 84·1 | 1·9 | 0·37 |
| K (mg) | 36·4 | 46·7 | 83·2 | 1·9 | 0·34 |
| Alcohol (g) | 50·5 | 33·6 | 84·1 | 1·9 | 0·47 |
| SFA (g) | 37·4 | 45·8 | 83·2 | 2·8 | 0·34 |
| Na (mg) | 46·7 | 33·6 | 80·4 | 1·9 | 0·40 |
| Mean | 40·0 | 40·0 | 80·0 | 3·6 | 0·33 |
| sd | 5·7 | 5·0 | 4·3 | 1·7 | 0·10 |
κ w, weighted kappa; %E, percentage of energy.