Skip to main content

Table 4 Validation of food groups and nutrients intakes between the SFFQ1 and 3R24 (n = 239)

From: Validity and reliability of a simplified food frequency questionnaire: a cross sectional study among physical health examination adults in southwest region of China

Food groups/Nutrients SFFQ1 3R24 Rs value
Mean(SD) Mean(SD) Unadjusted Energy-adjusted
Food groups(g/d)
Cereal 210.7(96.6) 230.2(72.0) 0.51** 0.76**
Bread and noodle 63.2(45.8) 56.4(72.7) 0.50** 0.86**
Tubers 20.6(27.2) 8.8(23.9) 0.19** 0.49**
Read meat 86.9(60.1) 110.5(57.3) 0.66** 0.72**
Poultry 52.2(42.8) 11.4(24.7) 0.16* 0.52*
Aquatic products 59.1(76.7) 12.1(28.8) 0.19* 0.32*
Haslet and processed meat products 17.5(27.6) 4.5(14.7) 0.36* 0.58*
Eggs 31.4(28.9) 13.3(23.6) 0.46** 0.78**
Dairy 92.9(110.5) 86.1(87.3) 0.57* 0.71*
Vegetables 233.9(144.5) 238.8(108.6) 0.93** 0.96**
Phytocomycetes 16.5(21.0) 2.7(13.1) -0.086* -0.31*
Soy products 31.9(47.9) 18.3(24.4) 0.52* 0.54*
Fruits 112.3(116.9) 156.4(130.4) 0.64** 0.65**
Nuts 13.5(23.8) 7.7(23.3) 0.32* 0.43*
Nutrients
Energy(Kcal/d) 1786.3(523.4) 1923.2(356.3) 0.47* _
Protein(g/d) 53.4(21.3) 64.3(13.6) 0.29* 0.34*
Carbohydrate(g/d) 207.2(38.4) 264.6(47.2) 0.60** 0.63**
Fat(g/d) 32.7(12.1) 56.0(19.4) 0.19* 0.21*
Dietary fiber(g/d) 49.5(54.4) 52.6(43.2) 0.21* 0.26*
Vitamin A(ugRE/d)a 742.3(312.3) 811.8(372.3) 0.52* 0.55*
Vitamin B1(mg/d) 0.68(0.11) 0.91(0.12) 0.38* 0.41*
Vitamin B2(mg/d) 1.38(0.43) 1.48(0.25) 0.29* 0.31*
Vitamin C(mg/d) 115.2(41.3) 131.2(32.4) 0.54* 0.62*
Vitamin E(mg/d) 70.1(48.7) 83.4(53.3) 0.71** 0.73**
Calcium(mg/d) 567.2(162.4) 541.6(167.8) 0.47* 0.52*
Iron(mg/d) 7.1(2.2) 8.2(1.7) 0.65* 0.70*
  1. Note: Standard deviation: SD, Spearman correlation coeficient: Rs,
  2. a: Sum of retinol, β-carotene, α-carotene, and cryptoxanthin. * P < 0.05. **P < 0.01.