Table 4.
Comparison of nutrient intake percentages of the 2020 Dietary Reference Intakes for Koreans (KDRIs) (1).
| Nutrient (%) | Nonsarcopenic (n = 690) |
Sarcopenic (n = 111) |
p-Value |
|---|---|---|---|
| Mean ± SE | Mean ± SE | ||
| Energy | 87.5 ± 1.1 | 79.1 ± 2.6 | 0.0031 |
| Protein | 103.5 ± 1.7 | 93.0 ± 3.2 | 0.0038 |
| Carbohydrate | 197.3 ± 2.6 | 180.8 ± 6.7 | 0.0176 |
| Fiber | 27.3 ± 0.5 | 24.1 ± 1.2 | 0.0179 |
| Calcium | 60.2 ± 1.3 | 60.8 ± 3.5 | 0.8570 |
| Phosphate | 137.4 ± 1.9 | 127.9 ± 4.2 | 0.0640 |
| Sodium | 335.6 ± 6.8 | 313.8 ± 14.6 | 0.2239 |
| Iron | 153.9 ± 3.1 | 145.4 ± 9.4 | 0.3894 |
| Zinc | 91.1 ± 1.9 | 80.0 ± 3.2 | 0.0030 |
| Vitamin A | 105.1 ± 3.2 | 86.2 ± 7.1 | 0.0274 |
| Vitamin B1 | 153.6 ± 33.3 | 94.8 ± 4.1 | 0.0804 |
| Vitamin B2 | 84.6 ± 1.9 | 75.4 ± 3.6 | 0.0244 |
| Niacin | 114.8 ± 2.0 | 108.5 ± 4.4 | 0.2288 |
| Vitamin C | 99.8 ± 2.6 | 102.5 ± 7.9 | 0.7425 |
| Vitamin B6 | 99.1 ± 1.8 | 91.0 ± 4.5 | 0.1008 |
| Vitamin B12 | 234.9 ± 11.1 | 223.3 ± 22.0 | 0.6379 |
| Folate | 74.7 ± 1.6 | 65.6 ± 3.2 | 0.0111 |
(1) Energy, estimated average requirement (EAR); fiber and sodium, adequate intake (AI); other nutrients, recommended nutrient intake (RNI) used as a dietary Reference Intakes for Koreans; SE: standard error; p-value: calculated using Student’s t-test.