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Table 1 Characteristics of adult participants across quartiles of total dietary intake of fructose: Tehran Lipid and Glucose Study1

From: Dietary fructose and risk of metabolic syndrome in adults: Tehran Lipid and Glucose study

 

Men (n= 1141)

Women (n= 1396)

 

Q1

Q2

Q3

Q4

P 1

Q1

Q2

Q3

Q4

p

Dietary fructose range

(g/1000 kcal/d)

≤ 13.3

13.3-17.5

17.6-23.7

> 23.7

 

≤ 10.3

10.4-15.2

15.3-20.8

> 20.8

 

Dietary fructose median

(g/1000 kcal/d)

11.1

15.4

19.7

28.1

 

7.2

12.6

17.9

25.9

 

Participants (n)

285

284

285

287

 

338

359

349

350

 

Age (y)

38 ± 12 2

39 ± 13

41 ± 13

43 ± 13

< 0.01

37 ± 12

37 ± 12

39 ± 13

41 ± 13

< 0.01

Physical activity (MET-h/wk)

40.5 ± 69.2 2

43.4 ± 74.2

45.3 ± 72.8

36.8 ± 62.4

NS

29.9 ± 37.9

32.2 ± 41.5

32.3 ± 55.5

32 ± 37.9

NS

Body mass index (kg/m2)

26.1 ± 0.2 3

26.3 ± 0.2

26.9 ± 0.2

27.3 ± 0.2

< 0.01

26.2 ± 0.2

26.8 ± 0.2

27.7 ± 0.2

27.8 ± 0.2

< 0.05

Waist/hip ratio

0.94 ± 0.07 3

0.94 ± 0.06

0.95 ± 0.06

0.96 ± 0.05

< 0.01

0.81 ± 0.08

0.82 ± 0.09

0.82 ± 0.08

0.84 ± 0.09

< 0.05

Total cholesterol (mmol/l)

4.83 ± 0.06 3

4.71 ± 0.06

4.78 ± 0.06

4.81 ± 0.06

NS

4.71 ± 0.05

4.73 ± 0.05

4.81 ± 0.05

4.88 ± 0.05

< 0.05

LDL-cholesterol (mmol/l)

3.05 ± 0.05 3

2.92 ± 0.05

2.95 ± 0.05

2.99 ± 0.05

NS

2.87 ± 0.04

2.89 ± 0.04

2.97 ± 0.04

2.84 ± 0.04

NS

Current smoker (%)

24.6

25

23.5

23.7

NS

3.0

2.2

2.9

3.4

NS

Abdominal obesity (%)

48.4

47.2

52.3

58.5

< 0.05

18.6

25.3

27.8

27.4

< 0.01

Impaired fasting glucose (%)

12.6

15.1

15.4

18.1

NS

10.1

13.9

15.8

14.0

NS

Hypertriglyceridemia (%)

44.6

41.2

44.9

46.3

NS

27.5

25.6

28.9

34.6

< 0.05

Low HDL-cholesterol (%)

58.6

63.3

57.2

64.8

NS

69.2

69.6

69.1

69.7

NS

Hypertension (%)

21.1

23.6

30.2

32.1

< 0.01

12.1

17.3

14.6

19.1

NS

Metabolic syndrome (%)

31.9

34.9

37.2

44.3

< 0.01

16.3

20.9

21.8

27.1

< 0.01

  1. 1P values comparing the characteristics of participants across quartiles of fructose intake using analysis of variance (for age and physical activity), general linear model (for body mass index, waist/hip ratio, total and LDL-cholesterol), and Chi-square test for categorized variables.
  2. 2 Values are mean ± SD
  3. 3 Values are age-adjusted mean ± SEM