Table 5 Mean nutrient intakes in relation to serum folate quartiles in the study sample of Cretan adults.
| Â | Serum folate quartiles (age- & gender-specific) | Correlation coefficient (r) | ||||
|---|---|---|---|---|---|---|
| Â | Q1 | Q2 | Q3 | Q4 | Age/gender-adjusted1 | Multivariate-adjusted2 |
Energy (kcal) | 1700 | 1769 | 1595 | 1647 | -0.03 | - |
Carbohydrates (g) | 179.1 | 184.7 | 192.7 | 185.2 | -0.01 | 0.03 |
   % energy | 44.5 | 45.3 | 47.7 | 45.4 | 0.03 | 0.03 |
Protein (g) | 67.8 | 60.0 | 62.4 | 61.3 | -0.06 | -0.06 |
   % energy | 14.5 | 13.3 | 13.2 | 14.0 | -0.06 | -0.06 |
Total fat (g) | 72.6 | 72.5 | 70.8 | 72.3 | -0.01 | 0.02 |
   % energy | 41.1 | 40.9 | 39.5 | 40.2 | 0.00 | 0.00 |
SFA (g) | 19.3 | 19.6 | 19.4 | 18.3 | -0.05 | -0.05 |
   % energy | 11.7 | 11.6 | 11.7 | 11.0 | -0.04 | -0.05 |
PUFA (g) | 8.8 | 9.2 | 8.8 | 8.7 | 0.00 | 0.03 |
   % energy | 5.4 | 5.5 | 5.3 | 5.2 | 0.01 | 0.01 |
MUFA (g) | 30.1 | 33.0 | 31.6 | 33.7 | 0.09 | 0.123 |
   % energy | 18.4 | 19.6 | 18.9 | 20.6 | 0.13 3 | 0.123 |
Trans FA (g) | 1.4 | 1.3 | 1.5 | 1.1 | -0.08 | -0.07 |
n-6 FA (g) | 8.8 | 8.0 | 8.3 | 7.4 | -0.05 | -0.02 |
n-3 FA (g) | 0.9 | 0.7 | 0.8 | 0.6 | -0.05 | -0.03 |
Cholesterol (mg) | 192.4 | 170.2 | 206.1 | 166.3 | -0.04 | -0.03 |
Fibre (g) | 13.5 | 16.3 | 18.1 | 18.0 | 0.174 | 0.205 |
Calcium (mg) | 549.5 | 622.9 | 648.3 | 697.1 | 0.103 | 0.143 |
Iron (mg) | 10.6 | 10.5 | 11.6 | 11.2 | 0.04 | 0.08 |
Magnesium (mg) | 233.7 | 243.5 | 238.8 | 258.7 | 0.04 | 0.103 |
Phosphorous (mg) | 928.6 | 946.2 | 917.2 | 946.0 | -0.03 | -0.02 |
Sodium (mg) | 1507 | 1583 | 1678 | 1492 | -0.02 | 0.01 |
Potassium (mg) | 2289 | 2191 | 2185 | 2565 | 0.08 | 0.09 |
Folate (μg) | 187.8 | 211.1 | 220.9 | 232.5 | 0.113 | 0.144 |
Niacin (mg) | 13.3 | 13.1 | 14.0 | 12.7 | -0.03 | 0.01 |
Vitamin A (μg) | 538.1 | 546.6 | 768.3 | 1011 | 0.235 | 0.235 |
Vitamin E (mg) | 6.1 | 7.0 | 7.0 | 7.6 | 0.154 | 0.154 |
Vitamin C (mg) | 75.5 | 80.9 | 93.4 | 133.4 | 0.225 | 0.215 |
Vitamin B1 (mg) | 1.2 | 1.3 | 1.4 | 1.4 | 0.09 | 0.133 |
Vitamin B2 (mg) | 1.2 | 1.3 | 1.4 | 1.4 | 0.04 | 0.06 |
Vitamin B6 (mg) | 1.3 | 1.3 | 1.3 | 1.5 | 0.09 | 0.123 |
Vitamin B12 (μg) | 4.0 | 3.1 | 4.0 | 3.0 | -0.03 | -0.03 |