Table 2.
Food group intake across the tertile (T) categories of Nutrient-Rich Food Index 9.3 (NRF9.3) score in pregnant women of a birth cohort, BC-GENIST, in Japan.
| Food Group (g) | T1 (n = 36) | T2 (n = 36) | T3 (n = 36) | p for Trend a |
|---|---|---|---|---|
| Rice and Rice products | 131.5 ± 67.7 | 124.1 ± 42.6 | 146.6 ± 61.2 | 0.44 |
| Wheat flour and Wheat products | 76.6 ± 46.7 | 85.8 ± 43 | 73.7 ± 53.6 | 0.93 |
| Potatoes | 11.8 ± 13.2 | 18.1 ± 15.9 | 22.0 ± 20.3 | 0.015 |
| Legumes | 16.7 ± 15.5 | 23.6 ± 24.8 | 33.9 ± 30.7 | 0.0062 |
| Seeds and Nuts | 0.7 ± 1.3 | 1.0 ± 1.9 | 0.9 ± 1.6 | 0.79 |
| Vegetables | 101.3 ± 46.6 | 135.1 ± 56.5 | 167.5 ± 69.8 | <0.0001 |
| Fruits | 25.5 ± 26.9 | 35.4 ± 32.3 | 59.6 ± 52.7 | 0.00011 |
| Mushrooms | 5.2 ± 5.6 | 6.4 ± 8.4 | 6.4 ± 7.0 | 0.59 |
| Seaweeds | 3.9 ± 4.7 | 7.7 ± 9.1 | 7.1 ± 7.8 | 0.038 |
| Fish and Shellfish | 8.8 ± 10.0 | 18.7 ± 20.9 | 22.8 ± 20.6 | 0.00077 |
| Meat and Poultry | 57.9 ± 25.5 | 55.3 ± 26.2 | 51.9 ± 26.4 | 0.35 |
| Egg | 15.6 ± 13.0 | 22.1 ± 15.1 | 20.2 ± 12.7 | 0.078 |
| Milk and Dairy Products | 95.4 ± 86.6 | 95.4 ± 68.3 | 82.5 ± 65.1 | 0.49 |
| Fats and oils | 6.1 ± 2.9 | 6.4 ± 3.5 | 4.7 ± 2.3 | 0.021 |
| Confectionery | 25.9 ± 28.4 | 19.2 ± 19.5 | 16.8 ± 16.1 | 0.044 |
| Sugar-sweetened beverages | 54.4 ± 71.9 | 43.7 ± 66.4 | 26.4 ± 30.0 | 0.051 |
| Seasonings and Spices | 30.0 ± 13.0 | 28.0 ± 9.6 | 28.2 ± 10.2 | 0.90 |
Food group intake is expressed as intake/1000 kcal. Values (g) are represented as mean ± standard deviation (SD). a For statistical analysis, linear regression model was used for testing a trend, adjusted for maternal age, pre-pregnancy body mass index (BMI), and educational attainment.