Table 2 Proportions of IRS according to quintiles of consumption of several foods (g/d).
| Q1 | Q2 | Q3 | Q4 | Q5 | p Value* | |
|---|---|---|---|---|---|---|
| Eggs | 23.6 | 29.1 | 20.7 | 27.3 | 17.2 | 0.12 |
| Fish† | 29.4 | 20.6 | 20.3 | – | – | 0.03 |
| Meat | 20.0 | 20.2 | 21.6 | 25.9 | 29.7 | 0.21 |
| Cereal grains | 27.8 | 32.8 | 21.9 | 16.6 | 18.2 | 0.009 |
| Vegetables | 22.2 | 24.0 | 27.2 | 21.2 | 22.6 | 0.71 |
| Fruit | 26.9 | 22.0 | 25.7 | 21.7 | 21.1 | 0.66 |
| Potatoes | 22.4 | 24.0 | 16.9 | 26.3 | 27.6 | 0.21 |
| Dairy products | 32.6 | 25.0 | 21.8 | 18.8 | 19.9 | 0.04 |
| Alcohol | 24.6 | 21.4 | 18.9 | 25.0 | 27.5 | 0.44 |
*Adjusted p values using the false discovery rate controlling method.
†For fish intake, distribution values were categorised in tertiles.
IRS, insulin resistance syndrome estimated from the National Cholesterol Education Programme definition.