Table 6.
Dietary daily intake of energy and nutrients and the prevalence of deficiency in the subjects aged 80 and above in different marital status.
| Nutrient | Without Spouse | With Spouse | ||||
|---|---|---|---|---|---|---|
| Mean | SE | Below EAR (%) | Mean | SE | Below EAR (%) | |
| Energy (kcal/d) # | 1353.2 | 20.6 | 76.6 | 1484.5 | 21.4 | 75.3 |
| Protein (g/d) | 40.6 | 1.1 | 81.5 a | 45.9 | 1.1 | 73.5 a |
| Fat (g/d) * | 56.8 | 1.4 | 19.4 h | 59.5 | 1.4 | 24.1 h |
| Carbohydrate (g/d) * | 170.6 | 3.5 | 39.4 g | 192.2 | 3.6 | 39.6 g |
| Vitamin A (μgRAE/d) & | 203.4 | 10.9 | 93.4 | 232.0 | 10.9 | 93.2 |
| Vitamin E (mg/d) &^ | 26.0 | 1.6 | 31.9 | 26.2 | 0.9 | 28.6 |
| Vitamin B1 (mg/d) | 0.6 | 0.0 | 95.1 | 0.6 | 0.0 | 94.0 |
| Vitamin B2 (mg/d) | 0.5 | 0.0 | 95.1 | 0.6 | 0.0 | 93.7 |
| Vitamin C (mg/d) | 62.4 | 3.7 | 79.1 | 67.5 | 2.6 | 74.3 |
| Niacin (mgNE/d) & | 15.2 | 0.4 | 15.0 | 17.3 | 0.4 | 15.2 |
| Folate (µg/d) | 110.9 | 4.5 | 97.2 | 123.2 | 4.7 | 96.9 |
| Calcium (mg/d) | 271.0 | 11.8 | 98.6 | 317.0 | 13.5 | 97.5 |
| Iron (mg/d) | 14.2 | 0.3 | 19.5 | 15.6 | 0.3 | 13.6 |
| Zinc (mg/d) | 6.8 | 0.2 | 60.1 | 7.6 | 0.1 | 65.7 |
| Selenium(μg/d) | 27.9 | 1.2 | 91.0 | 31.5 | 1.1 | 87.2 |
| Magnesium (mg/d) | 184.0 | 4.6 | 86.7 | 207.0 | 4.6 | 78.4 |
| Sodium (mg/d) ^ | 3955.4 | 142.3 | 6.0 | 4163.5 | 117.6 | 6.3 |
| Potassium (mg/d) ^ | 1035.9 | 31.8 | 95.7 a | 1188.4 | 34.9 | 90.3 a |
#: Compare to EER; ^: Compare to AI; *: fat: the percentage of energy from fat in 20–30%; carbohydrate: the percentage of energy from carbohydrate in 50–65%; &: μgRAE/d: μg Retinol Activity Equivalents (RAE) per day; mgNE/d: mg Niacin Equivalents (NE) per day; a: after controlling age, gender, marital status, education level and household income level, p < 0.05. h: without spouse: <20%: 9.9%, >30%: 70.8%; with spouse: <20%: 11.8%, >30%: 64.1%. g: without spouse: <50%: 47.2%, >65%: 13.4%; with spouse: <50%: 43.4%, >65%: 17.0%.