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. 2014 Jan 14;18(1):59–67. doi: 10.1017/S1368980013003431

Table 4.

Validity: comparison of the first FFQ (FFQ1) with the average of three 24 h dietary recalls (24HR) for energy-adjusted nutrients and foods, based on cross-classification by quintile (%); adults (n 147) aged 21–74 years from the Southern Cone of Latin America (Argentina, Chile and Uruguay), September 2010 to February 2011

Lowest quintile on 24HR Highest quintile on 24HR
Nutrient/food Lowest quintile on FFQ1 (%) Lowest two quintiles on FFQ1 (%) Highest quintile on FFQ1 (%) Highest quintile on FFQ1 (%) Highest two quintiles on FFQ1 (%) Lowest quintile on FFQ1 (%)
Energy† 41 69 10 30 6 7
Protein 34 55 10 34 79 3
Protein (%E)† 33 80 0 23 41 17
Carbohydrate 48 69 0 48 72 10
Carbohydrate (%E)† 48 70 7 45 62 3
Total fat 48 79 0 34 66 0
Total fat (%E)† 43 73 10 24 55 14
SFA 31 62 0 43 50 7
MUFA 38 55 0 48 65 0
PUFA 28 52 14 41 66 3
Cholesterol 38 55 10 52 83 3
Dietary fibre 52 69 3 31 62 7
Ca 55 80 3 38 66 3
P 38 73 0 44 69 0
Fe 28 69 3 34 48 0
Zn 27 48 0 31 59 10
K 31 62 3 41 62 7
Na 50 67 0 41 48 3
Vitamin C 43 73 3 45 69 3
Thiamin 33 47 3 21 52 3
Riboflavin 48 69 3 30 46 0
Niacin 48 59 0 30 69 3
Vitamin B12 33 50 7 45 69 3
Retinol 41 66 3 38 52 10
Fruits 48 70 0 50 67 0
Vegetables 47 83 3 34 72 3
Overall 40 66 4 38 62 5

%E, percentage of energy.

†Energy and percentages of energy from macronutrients are based on energy-unadjusted data.