Table 3. Nutrient intake status of the respondents.
| Classification | Boy (n = 109, 47.4%) | Girl (n = 121, 52.6%) | Total1) (n = 230, 100%) | t-value |
|---|---|---|---|---|
| Energy (kcal) | 1,914.8 ± 717.2 | 1,752.7 ± 654.1 | 1,829.5 ± 688.0 | 1.792 |
| Carbohydrate (g) | 246.2 ± 89.2 | 232.8 ± 87.4 | 239.1 ± 88.3 | 1.149 |
| Lipid (g) | 68.6 ± 37.1 | 60.0 ± 32.4 | 64.1 ± 34.9 | 1.881 |
| Protein (g) | 78.6 ± 40.1 | 67.5 ± 26.9 | 72.8 ± 34.2 | 2.452* |
| Vitamin A (μg RAE) | 588.6 ± 312.7 | 558.0 ± 289.4 | 572.5 ± 300.4 | 0.770 |
| Vitamin B1 (mg) | 1.5 ± 0.7 | 1.5 ± 0.7 | 1.5 ± 0.7 | −0.626 |
| Vitamin B2 (mg) | 1.2 ± 0.4 | 1.2 ± 0.5 | 1.2 ± 0.5 | −0.388 |
| Niacin (mg) | 15.4 ± 8.4 | 12.7 ± 5.6 | 14.0 ± 7.2 | 2.881* |
| Vitamin C (mg) | 39.5 ± 30.8 | 38.9 ± 31.1 | 39.2 ± 30.9 | 0.169 |
| Iron (mg) | 11.7 ± 4.6 | 11.0 ± 4.1 | 11.4 ± 4.4 | 1.133 |
| Folic acid (μg) | 319.8 ± 161.2 | 297.5 ± 161.2 | 308.1 ± 161.2 | 1.050 |
| Calcium (mg) | 387.8 ± 252.1 | 359.8 ± 217.3 | 373.1 ± 234.3 | 0.905 |
Values are presented as mean ± SD.
RAE, retinol activity equivalents.
1)Excluded 7 samples (4 samples uncompleted the 24-h recall survey, and 3 samples whose energy intake are either less than 500 kcal, or more than 4,000 kcal).
*P < 0.05.