Table 2.
Dietary intakes by quartile of dietary energy density among female nurses (n 1036) aged >30 years, Isfahan, Iran
| Quartile of dietary energy density | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 (lowest) | 2 | 3 | 4 (highest) | ||||||
| Mean | se | Mean | se | Mean | se | Mean | se | P | |
| n | 254 | 257 | 251 | 253 | |||||
| Nutrients | |||||||||
| Total energy (kJ/d) | 8293 | 1360 | 8414 | 1238 | 9560 | 1305 | 9707 | 1527 | 0·005 |
| Total energy (kcal/d) | 1982 | 325 | 2011 | 296 | 2285 | 312 | 2320 | 365 | 0·005 |
| Carbohydrate (g/d) | 235 | 76 | 226 | 94 | 222 | 56 | 212 | 49 | 0·01 |
| Protein (g/d) | 71 | 21 | 75 | 26 | 76 | 22 | 74 | 25 | 0·39 |
| Fat (g/d) | 82 | 38 | 85 | 35 | 97 | 40 | 113 | 36 | 0·001 |
| Cholesterol (mg/d) | 232 | 127 | 238 | 119 | 246 | 119 | 258 | 127 | 0·59 |
| Dietary fibre (g/d) | 19 | 9 | 18 | 8 | 13 | 6 | 8 | 6 | <0·001 |
| Food groups (g/d) | |||||||||
| Fruits | 253 | 81 | 224 | 57 | 177 | 88 | 145 | 69 | <0·001 |
| Vegetables | 238 | 86 | 279 | 74 | 225 | 189 | 174 | 89 | <0·001 |
| Meat and fish | 136 | 90 | 131 | 90 | 135 | 87 | 157 | 90 | <0·001 |
| Whole grains | 99 | 25 | 72 | 24 | 53 | 28 | 23 | 25 | <0·001 |
| Refined grains | 323 | 149 | 375 | 150 | 393 | 159 | 431 | 156 | <0·001 |
| Dairy | 252 | 42 | 257 | 50 | 265 | 58 | 284 | 85 | 0·35 |
| Nuts and legumes | 71 | 24 | 61 | 23 | 48 | 24 | 35 | 23 | <0·001 |
Data are presented as means with their standard errors adjusted for age and energy intake. Data for energy intake have just been adjusted for age.