Table 4.
Factor loading matrix for the 3 major dietary patterns identified among race-specific controls in the North Carolina Colon Cancer Study-Phase II*
| Whites | African Americans | |||||
|---|---|---|---|---|---|---|
| Factor 1: “High fat/Meat/Potatoes” | Factor 2: “Veg/Fish/Poultry” | Factor 3: “Fruit/Whole- grain/Dairy” | Factor 1: “High fat/Meat/Potatoes” | Factor 2: “Fruit/Vegetables” | Factor 3: “Legumes/Dairy” | |
| Discretionary fat | 0.86 | - | - | 0.80 | - | 0.45 |
| Non-Whole grains | 0.77 | - | 0.22 | 0.73 | - | 0.39 |
| Beef/Pork/Lamb | 0.72 | 0.21 | - | 0.76 | - | - |
| White potatoes | 0.65 | - | - | 0.60 | - | - |
| Added sugar | 0.57 | −0.31 | - | 0.47 | - | - |
| Processed meat | 0.49 | - | - | 0.68 | - | - |
| Cheese | 0.49 | 0.24 | - | 0.55 | 0.20 | - |
| Eggs | 0.40 | - | −0.20 | 0.50 | - | - |
| Nuts | 0.31 | - | 0.28 | - | - | 0.72 |
| Beans and peas | 0.27 | 0.22 | 0.26 | 0.26 | - | 0.69 |
| Other vegetables | 0.21 | 0.73 | 0.26 | 0.20 | 0.69 | 0.35 |
| Dark green vegetables | - | 0.71 | - | −0.30 | 0.61 | 0.30 |
| Poultry | 0.22 | 0.54 | - | 0.37 | 0.30 | - |
| Fish | - | 0.51 | - | 0.25 | - | - |
| Deep yellow vegetables | - | 0.47 | 0.37 | - | 0.70 | 0.24 |
| Tomato | 0.34 | 0.37 | 0.27 | 0.38 | 0.50 | - |
| Other fruit | - | - | 0.70 | - | 0.68 | - |
| Citrus fruit | - | - | 0.56 | - | 0.48 | −0.21 |
| Whole grains | - | - | 0.56 | - | 0.20 | 0.31 |
| Milk/Yogurt | - | - | 0.51 | - | - | 0.48 |
| Other starchy vegetables | 0.28 | 0.27 | 0.37 | 0.37 | 0.59 | - |
| variance explained | 3.75% | 2.39% | 2.14% | 4.12% | 2.89% | 2.10% |
*
factor loadings < |0.20| are indicated by “-“