Table 2.
Distribution of food groups across tertiles of DII for 150 women in Beijing Northern Hospital
| Food Groups | Tertiles of DII | p b for trend | ||
|---|---|---|---|---|
| Q1 | Q2 | Q3 | ||
| Dietary energy (kcal/d) | 3164.37 (1009.32) | 2060.79 (806.64) | 1345.41 (359.32) | 0.000 |
| Refined Cereals | 442.86 (207.73) | 387.22 (230.79) | 341.63 (156.75) | 0.587 |
| Whole Cereals(g/d) | 176.65 (153.68) | 72.63 (52.80) | 72.9 (130.05) | 0.153 |
| Soy and soy product(g/d) | 146.09 (145.11) | 81.8 (75.51) | 36.19 (47.54) | 0.010 |
| Dark leafy vegetables(g/d) | 894.49 (621.10) | 453.71 (228.40) | 293.03 (234.09) | 0.002 |
| Light vegetables(g/d) | 388.55 (305.45) | 163.51 (119.32) | 100.23 (84.61) | 0.001 |
| Dark fruits(g/d) | 232.98 (159.01) | 140.37 (119.66) | 46.89 (67.93) | 0.004 |
| Light fruits(g/d) | 197.17 (135.86) | 161.53 (105.46) | 92.73 (75.12) | 0.023 |
| Poultry(g/d) | 71.55 (87.22) | 42.35 (84.42) | 30.9 (46.67) | 0.590 |
| Meat and Processed meats(g/d) | 132.56 (102.78) | 93.6 (109.69) | 79.18 (60.52) | 0.531 |
| Fish and aquatic products(g/d) | 69.18 (37.64) | 75.27 (46.99) | 59.34 (41.76) | 0.512 |
| Eggs(g/d) | 69.18 (37.64) | 75.27 (46.99) | 59.34 (41.76) | 0.894 |
| Milk and Dairy products(g/d) | 281.89 (281.07) | 239.59 (262.31) | 144.12 (136.57) | 0.744 |
| Fungus and Alga(g/d) | 38.91 (83.15) | 18.34 (22.49) | 9.69 (10.11) | 0.542 |
| Nuts(g/d) | 24.35 (33.05) | 10.83 (15.28) | 9.28 (11.20) | 0.384 |
| Backed Bread(g/d) | 41.75 (41.02) | 45.06 (102.61) | 14.84 (24.40) | 0.632 |
| Candies(g/d) | 5.67 (16.16) | 4.73 (11.10) | 1.67 (02.53) | 0.678 |
| Junk food(g/d) | 18.78 (36.87) | 14.55 (32.99) | 6.69 (14.90) | 0.489 |
| Fruit and vegetable juice (ml/d) | 47.24 (148.24) | 34.76 (66.35) | 7.01 (21.63) | 0.882 |
| Soft drinks (ml/d) | 79.81 (129.28) | 38.23 (67.61) | 29.65 (69.40) | 0.723 |
Data are mean (SD) for normally distributed variables.
b A test for linear trend was conducted by including the median value of each DII tertile as a continuous term in the simple liner regression analysis