Table 4 Dietary Nutrient Density
From: The quality of girls' diets declines and tracks across middle childhood
Nutrient Density a,b | |||
|---|---|---|---|
Age 5 | Age 7 | Age 9 | |
Vitamin A (μg RAE) | 417.9 ± 228.6 ‡ | 389.3 ± 156.5 ‡ | 385.6 ± 150.8 ‡ |
Vitamin C (mg) | 50.0 ± 29.2 ‡ | 43.5 ± 21.8 δ | 40.5 ± 21.4 δ |
Vitamin E (mg) | 3.5 ± 1.2 ‡ | 3.0 ± 1.0 δ | 3.3 ± 1.0 ‡ |
Folate (μg) | 122.9 ± 38.4 ‡ | 121.3 ± 39.0 ‡ | 175.9 ± 43.0 δ |
Vitamin D (μg) | 3.5 ± 1.5 ‡ | 3.2 ± 1.3 δ | 2.9 ± 1.5 ψ |
Vitamin B6 (mg) | 0.8 ± 0.2 ‡ | 0.8 ± 0.2 ‡ | 0.8 ± 0.3 ‡ |
Vitamin B12 (μg) | 2.0 ± 1.4 ‡ | 1.9 ± 0.9 ‡ | 2.2 ± 2.5 ‡ |
Calcium (mg) | 544.7 ± 179.5 ‡ | 513.1 ± 162.2 δ | 503.3 ± 156.1 δ |
Phosphorus (mg) | 651.2 ± 140.2 ‡ | 624.5 ± 134.8 δ | 610.3 ± 127.6 δ |
Magnesium (mg) | 126.2 ± 24.3 ‡ | 120.5 ± 24.2 δ | 119.1 ± 23.2 δ |
Iron (mg) | 7.1 ± 2.2 ‡ | 6.9 ± 1.9 ‡ | 6.9 ± 1.8 ‡ |
Zinc (mg) | 5.2 ± 1.4 ‡ | 5.1 ± 1.3 ‡δ | 4.9 ± 1.2 δ |