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Table 2 Clinical and metabolic characteristics and dietary intake by Nod1 and Nod2 genotypes1,2

From: Effects of polymorphisms in nucleotide-binding oligomerization domains 1 and 2 on biomarkers of the metabolic syndrome and type II diabetes

 

Nod1 Glu266Lys

Nod2 Ser268Pro

Glu/Glu (n = 478)

Glu/Lys (n = 427)

Lys/Lys (n = 93)

p 3

Ser/Ser (n = 324)

Ser/Pro + Pro/Pro (n = 146 + 22)

p 3

Age (years)

22.8 ± 0.1

22.3 ± 0.1

22.5 ± 0.3

0.08

22.9 ± 0.1

22.8 ± 0.2

0.59

Gender (% female)

70.7

67.9

67.7

0.63

53.4

60.1

0.15

BMI (kg/m2)

22.7 ± 0.1

22.5 ± 0.2

22.3 ± 0.3

0.43

23.2 ± 0.2

23.4 ± 0.3

0.54

Smoking status (%)

 Never

83.1

85.7

88.2

 

86.4

76.8

 

 Past

9.8

7.0

8.6

 

7.1

9.5

 

 Present

7.1

7.3

3.2

0.36

6.5

13.7

0.01

Physical activity (MET·h/week)

7.7 ± 0.1

7.7 ± 0.2

7.3 ± 0.3

0.55

8.2 ± 0.2

7.8 ± 0.2

0.21

Waist circumference (cm)

74.1 ± 0.5

73.9 ± 0.5

73.2 ± 0.9

0.68

76.6 ± 0.6

76.0 ± 0.8

0.66

Systolic blood pressure (mmHg)

113.5 ± 0.6

115.1 ± 0.6

113.3 ± 1.2

0.07

117.5 ± 1.06

116.9 ± 1.2

0.56

Diastolic blood pressure (mmHg)

68.5 ± 0.4

69.7 ± 0.4

68.6 ± 0.8

0.08

69.6 ± 0.7

69.6 ± 0.9

0.97

Total cholesterol (mmol/L)

4.3 ± 0.04a

4.2 ± 0.04b

4.1 ± 0.08b

0.004

4.1 ± 0.07

4.0 ± 0.08

0.39

LDL-cholesterol (mmol/L)

2.3 ± 0.03a

2.2 ± 0.03b

2.1 ± 0.07b

0.003

2.2 ± 0.06

2.1 ± 0.07

0.13

HDL cholesterol (mmol/L)

1.5 ± 0.02

1.5 ± 0.02

1.5 ± 0.04

0.26

1.4 ± 0.03

1.4 ± 0.04

0.46

Triglycerides (mmol/L)

0.95 ± 0.02

0.98 ± 0.02

0.95 ± 0.05

0.79

0.94 ± 0.04

0.96 ± 0.05

0.60

Free fatty acids (μmol/L)

477.8 ± 13.3

470.0 ± 13.5

465.7 ± 25.8

0.79

442.8 ± 23.2

462.0 ± 26.9

0.34

hs-CRP (mg/L)4

0.4 ± 0.7

0.3 ± 0.7

0.3 ± 0.7

0.15

0.4 ± 0.6

0.3 ± 0.6

0.21

Glucose (mmol/L)

4.8 ± 0.02

4.8 ± 0.02

4.8 ± 0.04

0.44

4.8 ± 0.03

4.9 ± 0.04

0.29

Insulin (pmol/L)

50.5 ± 1.5

51.6 ± 1.5

55.8 ± 2.9

0.59

53.4 ± 2.7

54.5 ± 3.1

0.90

HOMA-IR

1.5 ± 0.05

1.6 ± 0.05

1.7 ± 0.09

0.53

1.6 ± 0.08

1.7 ± 0.1

0.78

HOMA-β

116.4 ± 3.8

115.2 ± 3.8

131.1 ± 7.3

0.32

115.5 ± 6.9

117.4 ± 8.0

0.65

Family history diabetes (%)

11.5

11.5

19.3

0.09

13.6

12.5

0.74

Energy intake (kcal)

1915 ± 29.3

1989 ± 31.0

1941 ± 66.3

0.22

2035 ± 36.9

2099 ± 51.2

0.31

Total fat (% energy)

30.0 ± 0.3

29.5 ± 0.3

29.2 ± 0.7

0.30

29.6 ± 0.4

30.8 ± 0.5

0.08

SFA (% energy)

9.8 ± 0.1

9.5 ± 0.1

9.2 ± 0.3

0.06

9.6 ± 0.1

10.0 ± 0.2

0.07

MUFA (% energy)

11.8 ± 0.2

11.5 ± 0.2

11.8 ± 0.4

0.35

11.8 ± 0.2

12.2 ± 0.3

0.23

PUFA (% energy)

5.6 ± 0.08

5.6 ± 0.08

5.4 ± 0.2

0.64

5.5 ± 0.1

5.8 ± 0.1

0.15

Cholesterol (mg/d)

241.4 ± 5.9

253.7 ± 6.3

250.1 ± 13.5

0.36

241.3 ± 7.8

256.3 ± 10.8

0.26

Carbohydrates (% energy)

52.9 ± 0.4

53.2 ± 0.4

53.7 ± 0.85

0.72

53.4 ± 0.5

52.3 ± 0.7

0.17

Fibre (g/100 g carbohydrates)

9.1 ± 0.1

8.9 ± 0.2

8.9 ± 0.3

0.58

9.1 ± 0.2

9.3 ± 0.2

0.52

Protein (% energy)

17.1 ± 0.2

17.5 ± 0.2

17.4 ± 0.4

0.28

16.8 ± 0.2

16.8 ± 0.3

0.87

Alcohol (g/d)

6.0 ± 0.4a

5.2 ± 0.4b

5.5 ± 0.95a,b

0.048

6.7 ± 0.6

8.1 ± 0.8

0.03

  1. a, b represent statistically significant differences between groups (p < 0.05)
  2. 1 hs-CRP high-sensitivity C-reactive protein; HOMA-IR homeostasis model assessment of insulin resistance; HOMA-β homeostasis model assessment of beta cell function; SFA saturated fatty acids; MUFA monounsaturated fatty acids; PUFA polyunsaturated fatty acids
  3. 2Metabolic characteristics are adjusted for subject characteristics and dietary variables that were different between each genotype (ethnicity and alcohol intake for Nod1 or ethnicity and protein intake for Nod2). Metabolic characteristics include: waist circumference, systolic and diastolic blood pressures, total, LDL and HDL cholesterol, triglycerides, free fatty acids, hs-CRP, glucose, insulin, HOMA-IR and HOMA-β
  4. 3 p values for differences between genotypes were obtained by using a one-way ANOVA for continuous variables with Tukey’s post hoc test when appropriate. The χ2 test was used to test for differences between genotypes in categorical variables
  5. 4Median ± interquartile range given for hs-CRP