Table 4.

Cross-classification of quartiles of mean food group intake derived from Foodbook24 and a 4-day semi-weighed food diary.

Food group	Exact agreement (%)a	Exact agreement and adjacent (%)b	Disagreement (%)c	Extreme disagreement (%)d
Grains, rice, pasta, and savories	43.6	71.8	17.9	10.3
Bread and rolls	35.9	82.1	7.7	10.3
Breakfast cereals	28.2	71.8	17.9	10.3
Biscuits, cakes, and pastries	28.2	61.5	30.8	5.1
Milk and yogurt	35.9	79.5	17.9	2.6
Creams, ice creams, and desserts	79.5	0	20.5	0
Cheeses	48.7	74.4	12.8	12.8
Butter, spreading fats, and oils	38.5	66.7	25.6	7.7
Eggs and egg dishes	48.7	71.8	25.6	2.6
Potatoes and potato dishes	38.5	76.9	20.5	2.6
Veg and veg dishes	46.2	87.2	10.3	2.6
Fruit and fruit dishes	35.9	79.5	17.9	2.6
Fish and fish dishes	51.3	79.5	20.5	0
Meat and meat products	61.5	92.3	7.7	0
Alcoholic beverages	63.2	15.8	21.0	0
Beverages other (sugar-sweetened)	48.7	41.0	10.3	0
Sugars, confectionary, preserves, and savory snacks	25.6	71.8	17.9	10.3
Soups, sauces, and miscellaneous foods	25.6	76.9	12.8	10.3
Nuts, seeds, herbs, and spices	35.9	74.4	17.9	7.7

^aExact agreement: percentage of cases cross-classified into the same quartile.

^bExact agreement and adjacent: percentage of cases cross-classified into the same or adjacent quartile.

^cDisagreement: percentage of cases cross-classified 2 quartiles apart.

^dExtreme disagreement: percentage of cases cross-classified 3 quartiles apart.