Skip to main content

Table 1 Comparison of nutrient intakes per day by Food Frequency Questionnaire (FFQ) and 24-Hour Recall (24-HDR)

From: Assessing the validity of a self-administered food-frequency questionnaire (FFQ) in the adult population of Newfoundland and Labrador, Canada

 

Women

Men

 

FFQ

24-HDRsa

p-value

FFQ

24-HDRsa

p-value

Energy (kcal)

2130.93(751.47)b

1505.33(496.50)

0.00*

2138.52(737.47)

2001.68(604.74)

0.26

Protein (g)

86.83(30.81)

63.58(19.81)

0.00*

89.01(36.35)

89.95(26.13)

0.89

Carbohydrate (g)

265.12(106.35)

188.88(66.55)

0.00*

256.27(100.97)

240.80(85.38)

0.24

Dietary Fibre (g)

22.56(11.68)

14.33(5.93)

0.00*

20.12(10.39)

16.49(6.14)

0.02*

Total Fat (g)

83.62(35.79)

55.42(23.84)

0.00*

80.87(31.71)

73.74(26.98)

0.24

Saturated Fat (g)

26.75(12.25)

16.91(8.15)

0.00*

26.48(11.85)

22.90(9.05)

0.10

Monounsaturated Fat (g)

30.52(14.39)

17.91(8.76)

0.00*

28.34(11.90)

25.65(11.30)

0.27

Polyunsaturated Fat (g)

15.26(7.64)

10.09(4.86)

0.00*

14.59(6.20)

12.89(5.06)

0.15

Cholesterol (mg)

288.00(193.69)

214.44(104.62)

0.00*

299.12(155.72)

282.91(105.23)

0.56

Vitamin A(RAE)

1133.14(622.12)

490.21(260.20)

0.00*

1050.41(897.80)

623.66(357.54)

0.01*

Carotene (RE)

624.33(699.23)

338.61(354.25)

0.00*

499.81(272.40)

416.53(417.71)

0.27

Vitamin D (IU)

275.42(162.57)

137.39(79.26)

0.00*

287.69(178.28)

192.32(100.24)

0.00*

Calcium (mg)

1073.17(561.17)

561.37(240.67)

0.00*

1043.57(615.55)

710.97(328.90)

0.00*

  1. a Average of two round of weighted 24-HDRs.
  2. b Values are given as Mean (Standard Deviation).
  3. * Significance of the difference between mean 24-HDR and FFQ estimates (p-value < 0.05).