Skip to main content

Table 5 Mean nutrient intakes in relation to serum folate quartiles in the study sample of Cretan adults.

From: Dietary and other lifestyle correlates of serum folate concentrations in a healthy adult population in Crete, Greece: a cross-sectional study

  Serum folate quartiles (age- & gender-specific) Correlation coefficient (r)
  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
  1. 1 Partial correlation coefficient between intakes of nutrients and serum folate concentrations (all log transformed) controlling for age and gender.
  2. 2 Partial correlation coefficient between intakes of nutrients and serum folate concentrations (all log transformed) controlling for age, gender, district of residence, body mass index, energy intake, consumption of tobacco, coffee, and alcohol.
  3. 3 p < 0.05
  4. 4 p < 0.01
  5. 5 p < 0.001