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. 2011 Nov 5;21(6):447–458. doi: 10.2188/jea.JE20100173

Supplementary Table 1. Comparison of food frequency questionnaire 1 (FFQ1) with 4-day diet record for energy-adjusted nutrients, based on joint classification by quintile (%).

  Men (n = 69) Women (n = 74)


  Same
category
Same and
adjacent
category
Extreme
category
Same
category
Same and
adjacent
category
Extreme
category
Energy 35 71 1a 28 64 5a
Protein 35 77 1 23 60 1
Total fat 28 61 1 31 70 4
 SFA 35 65 6 26 65 5
 MUFA 22 59 4 31 68 0
 PUFA 30 67 0 28 62 4
  n-3 PUFA 26 59 3 27 58 3
  n-6 PUFA 38 73 0 26 66 5
 Cholesterol 25 67 1 28 62 4
Carbohydrate 44 70 1 30 73 4

 Total dietary fiber 39 78 1 26 69 1
  Water soluble 35 80 1 31 70 1
  Water insoluble 33 84 0 24 64 1

Sodium 36 68 3 32 57 1
 Salt equivalent 36 68 3 27 61 1
Potassium 38 75 0 39 78 1
Calcium 28 73 0 30 68 0
Magnesium 39 73 0 37 65 1
Phosphorus 35 77 0 35 70 1
Iron 36 80 1 31 72 3
Zinc 38 74 1 23 61 3
Copper 36 80 0 24 65 1
Manganese 28 67 3 31 69 4

Retinol 33 62 6 23 62 12
Retinol Eq 28 62 9 26 62 4
α-carotene 38 68 3 37 70 0
β-carotene 33 65 6 35 70 0
Cryptoxanthin 33 78 3 18 53 4
Lycopene 38 75 4 31 70 5
β-carotene Eq 33 67 4 28 72 1
Vitamin D 36 75 1 22 58 3
α-tocopherol 29 61 1 22 69 3
β-tocopherol 20 67 4 19 57 4
γ-tocopherol 28 68 3 20 68 8
δ-tocopherol 42 80 0 18 68 4
Vitamin K 32 83 0 27 73 0
Vitamin B1 29 74 1 32 64 3
Vitamin B2 30 65 4 26 70 0
Niacin 30 65 3 27 64 5
Vitamin B6 33 67 1 41 69 0
Vitamin B12 22 65 4 30 65 3
Folate 32 70 0 26 66 4
Pantothenic acid 45 78 1 42 73 0
Vitamin C 39 87 0 26 68 0

Daidzein 30 81 0 27 76 1
Genistein 32 80 0 31 70 1

MEDIAN 33 70 1 28 68 3

Abbreviations: SFA, saturated fatty acid; MUFA, monounsaturated fatty acid; PUFA, polyunsaturated fatty acid; Eq, equivalent.

aJoint classification for energy intake was calculated by using crude values.