Table 1 Rotated factor-loading matrix for the three dietary patterns
Food groups | Dietary pattern | ||
|---|---|---|---|
Sichuan Basin | Yunnan–Guizhou Plateau | Qinghai–Tibet Plateau | |
Animal oil | − 0.24 | 0.61 | − 0.12 |
Rice | 0.07 | 0.53 | 0.00 |
Salt | − 0.03 | 0.35 | − 0.13 |
Preserved vegetables | 0.07 | 0.35 | 0.22 |
Alcohol | 0.11 | 0.30 | 0.11 |
Legumes | 0.23 | 0.26 | 0.23 |
Fresh vegetables | 0.43 | 0.25 | − 0.06 |
Fish/seafood | 0.60 | 0.19 | − 0.03 |
Red meat (includes processed) | 0.24 | 0.18 | 0.22 |
Potatoes | 0.13 | 0.17 | 0.54 |
Poultry | 0.56 | 0.16 | 0.08 |
Tea | − 0.06 | 0.01 | 0.52 |
Wheat products | − 0.05 | − 0.03 | 0.64 |
Fresh fruits | 0.49 | − 0.07 | 0.02 |
Eggs | 0.52 | − 0.07 | 0.08 |
Vegetable oil | 0.36 | − 0.10 | − 0.04 |
Coarse grains | 0.02 | − 0.29 | 0.65 |
Dairy products | 0.50 | − 0.44 | 0.07 |
Variance explained (%) | 10.9 | 9.0 | 8.6 |