Table 2 Factor loading matrix for the 3 major patterns identified by factor analysis.
Men | Women | |||||
|---|---|---|---|---|---|---|
PCA | RRR | PCA | RRR | |||
Pattern 1 | Pattern 2 | Pattern 1 | Pattern 2 | |||
Food groups | ||||||
Green/yellow vegetables | 0.77 | − 0.01 | 0.23 | 0.81 | − 0.06 | 0.23 |
Condiments/seasonings | 0.79 | 0.00 | − 0.04 | 0.80 | − 0.01 | − 0.04 |
Light-colored vegetables | 0.70 | 0.29 | 0.20 | 0.77 | 0.19 | 0.22 |
Tubers | 0.61 | 0.01 | 0.11 | 0.64 | 0.03 | 0.10 |
Seaweeds | 0.59 | 0.07 | 0.08 | 0.59 | 0.02 | 0.04 |
Fish | 0.56 | 0.17 | 0.12 | 0.54 | 0.20 | 0.15 |
Mushrooms | 0.48 | 0.27 | 0.06 | 0.49 | 0.17 | 0.04 |
Fruits | 0.41 | 0.01 | 0.26 | 0.52 | − 0.06 | 0.31 |
Tofu/soymilk | 0.46 | 0.03 | 0.12 | 0.55 | 0.01 | 0.12 |
Other seafoods | 0.48 | 0.34 | 0.07 | 0.50 | 0.30 | 0.06 |
Kimchi | 0.39 | 0.10 | 0.25 | 0.35 | 0.07 | 0.19 |
Eggs | 0.24 | 0.21 | 0.48 | 0.40 | 0.14 | 0.48 |
Dairy products | 0.27 | 0.07 | 0.11 | 0.32 | 0.05 | 0.11 |
Nuts | 0.27 | − 0.05 | 0.03 | 0.32 | − 0.13 | 0.01 |
Pickled vegetables | 0.31 | 0.03 | 0.04 | 0.25 | 0.10 | 0.02 |
Milk | 0.18 | 0.01 | 0.31 | 0.30 | − 0.05 | 0.27 |
Legumes | 0.27 | − 0.10 | 0.16 | 0.28 | − 0.01 | 0.17 |
Red meat | 0.22 | 0.62 | 0.03 | 0.34 | 0.54 | − 0.00 |
Coffee/tea | 0.17 | 0.08 | 0.07 | 0.30 | 0.09 | 0.05 |
Oil | 0.04 | 0.55 | 0.00 | 0.10 | 0.59 | − 0.01 |
Sweets | 0.03 | 0.48 | 0.02 | 0.06 | 0.51 | 0.03 |
Noodles | 0.03 | 0.51 | 0.07 | 0.13 | 0.50 | 0.05 |
Processed meat | − 0.01 | 0.54 | 0.00 | − 0.07 | 0.46 | − 0.00 |
Meat byproducts | 0.13 | 0.46 | − 0.00 | 0.14 | 0.44 | 0.02 |
Poultry | 0.14 | 0.40 | 0.00 | 0.02 | 0.49 | 0.00 |
Carbonated beverages | − 0.03 | 0.40 | 0.00 | − 0.04 | 0.26 | 0.00 |
Bread/cake/pizza/hamburgers | 0.02 | 0.37 | 0.12 | 0.09 | 0.50 | 0.12 |
Seafood products | 0.16 | 0.37 | − 0.00 | 0.14 | 0.39 | − 0.03 |
Salted and fermented seafoods | 0.13 | 0.26 | 0.02 | 0.08 | 0.32 | 0.00 |
Cereals and snacks | − 0.01 | 0.36 | 0.01 | 0.01 | 0.39 | 0.02 |
Refined grains | 0.06 | 0.07 | − 0.01 | − 0.03 | 0.11 | − 0.01 |
Rice cakes | 0.15 | 0.12 | 0.02 | 0.08 | 0.15 | 0.01 |
Whole grains | 0.12 | − 0.21 | 0.06 | 0.04 | − 0.07 | 0.05 |
Proportion of variance explained by food groups or predictors (%) | 15.44 | 7.08 | 12.67 | 16.80 | 7.51 | 14.45 |
Proportion of variance explained by responses (%) | 46.11 | 49.93 | ||||
Ratio of n−6:n−3 | – | – | 0.15 | – | – | 0.57 |
Fiber | – | – | 68.37 | – | – | 74.73 |
Vitamin D | – | – | 41.22 | – | – | 48.83 |
Calcium | – | – | 74.71 | – | – | 75.58 |
