Table 1.

Representative food groups^a for the two major dietary patterns identified by principal component analysis at 18-month follow-up

Foods/food groups	Factor 1 Grain and animal food pattern	Factor 2 Vegetable and fruit pattern
Refined grain	0.722
Red meat	0.478
Fish and seafood	0.411
Oil	0.408
Cakes and snacks	0.302
Processed meat	0.266
Eggs	0.262
Leaf vegetables		0.932
Other vegetables		0.489
Fruits		0.390
Potato		0.314
Legumes		0.281
Variance explained (%)	26.228	12.154

^aRepresentative food groups were selected based on factor loadings > 0.25