“…Concerning the criteria used to group the foods obtained from collecting food intake data (step before the input of data in the multivariate techniques), 22% (n = 42) used preexisting groups from the FFQ, 14% (n = 26) adopted as a criterion the nutritional composition, 26% (n = 46) did not present any information about the used criteria, and remaining 38% (n = 75) reported: official agencies/dietary 164,172,187,191,193,198,203,204) 168,170,[174][175][176]178,179,183,184,[186][187][188][190][191][192][193]198,199,204,205) On the basis of the names of the foods 25 (42) 14 (24) 143,144,148,156,160,162,163,169,171,172,181,182,185,192,194) PCA: principal component analysis; FA: factor analysis; RRR: reduced regression rank; CVD: cardiovascular diseases; FFQ: Food Frequency Questionnaire; 24HR: 24-hour dietary recall. *Combination of two or more criteria within the same characteristic.…”