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Table 5 Characteristics of study population based on median intake H-ORAC and L-ORAC

From: Interaction between a variant of chromosome 9p21.3 locus and diet antioxidant capacity on metabolic syndrome in Tehrani adults

Intake

H-ORAC

L-ORAC

Low

Mean ± SD

High

Mean ± SD

P value

P value*

Low

Mean ± SD

High

Mean ± SD

P value

P value*

Demography

 Age (years)

34.46 ± 8.55

35.40 ± 9.00

0.40

0.29

35.38 ± 8.76

34.48 ± 8.90

0.41

0.83

 Height (cm)

168.31 ± 9.2

168.37 ± 9.75

0.96

0.82

168.83 ± 9.58

167.84 ± 9.43

0.40

0.10

 Weight (kg)

73.03 ± 15.9

73.78 ± 15.67

0.70

0.79

73.50 ± 16.14

73.31 ± 15.43

0.92

0.63

Body composition

 BMI (kg/m2)

25.74 ± 5.03

25.96 ± 4.69

0.72

0.86

25.73 ± 5.01

25.97 ± 4.71

0.70

0.96

 Fat percentage %

25.04 ± 9.61

25.89 ± 9.00

0.47

0.25

25.38 ± 8.99

25.56 ± 8.99

0.87

0.50

 Fat mass

18.28 ± 8.4

20.01 ± 9.07

0.13

0.14

16.57 ± 8.24

21.74 ± 8.59

< 0.001

< 0.001

 FFM

60.11 ± 11.76

47.48 ± 8.2

< 0.001

< 0.001

62.83 ± 9.80

44.74 ± 5.03

< 0.001

< 0.001

 VFR

5.31 ± 3.53

5.59 ± 3.20

0.51

0.77

5.39 ± 3.53

5.52 ± 3.20

0.77

0.68

 BMR

1602.46 ± 320.63

1603.89 ± 333.41

0.97

0.66

1605.92 ± 334.46

1600 ± 319.61

0.89

0.07

 Waist (cm)

88.55 ± 13.07

88.53 ± 11.95

0.98

0.29

89.02 ± 13.11

88.06 ± 11.84

0.55

0.03

 Hip (cm)

102.15 ± 9.77

102.70 ± 9.26

0.65

0.90

102.80 ± 9.74333

102.05 ± 9.27

0.53

0.10

Blood parameters

 FBS (mmol/L)

93.29 ± 20.6

94.75 ± 16.72

0.53

0.57

93.43 ± 20.61

94.62 ± 16.75

0.61

0.49

 TG (mmol/L)

130.8 ± 108

119.3 ± 9.92

0.31

0.27

131.13 ± 108.82

118.94 ± 69.19

0.28

0.24

 T-chol (mmol/L)

184.1 ± 40.5

183.89 ± 37.6

0.95

0.59

186.13 ± 41.34

181.92 ± 36.57

0.39

0.33

 HDL-C (mg/dl)

48.3 ± 11.89

49.05 ± 11.53

0.62

0.45

48.62 ± 12.18

48.77 ± 11.22

0.92

0.78

 LDL-C (mg/dl)

100.3 ± 26.7

101.51 ± 26.2

0.71

0.88

101.81 ± 27.64

100.01 ± 25.30

0.58

0.47

 hs-CRP (mg/l)

2.22 ± 3.33

2.38 ± 3.36

0.69

0.41

2.35 ± 3.39

2.25 ± 3.30

0.80

0.95

 HOMA-IR

2.94 ± 1.67

2.90 ± 1.50

0.87

0.84

2.82 ± 1.53

3.01 ± 1.63

0.44

0.40

Blood pressure

 Systolic (mmHg)

11.82 ± 1.33

12.0 ± 1.25

0.19

0.11

11.88 ± 1.32

11.99 ± 1.27

0.52

0.33

 Diastolic (mmHg)

7.70 ± .98

7.75 ± .84

0.68

0.67

7.731 ± .93

7.72 ± 0.90

0.96

0.93

  1. FBS, fast blood sugar; TG, triglyceride; T-Chol, Total cholesterol; HDL-C, High density lipoprotein cholesterol; LDL-C, low density lipoprotein cholesterol; hs-CRP, high sensitivity C-reactive protein; HOMA-IR, Homeostatic model assessment-Insulin resistance; BMI, body mass index; FFM, free fat mass ;VFR, visceral fat rate; BMR, basal metabolic rate; Hip, Hip circumference, waist, waist circumference; *standard deviation; TAC, total antioxidant capacity; H-ORAC, hydrophilic oxygen radical absorbance capacity; L-ORAC, lyophilic oxygen radical absorbance capacity; Total-ORAC, total -oxygen radical absorbance capacity; TP, total phenolic, GLM, general linear models
  2. * After adjustment for calories intake. H-ORAC, L-ORAC, were stratified into two groups low and high intake based on median (defined as or cut point for H-ORAC, L-ORAC, respectively 31894.55 μmolTE/100g ,38992.07 μmolTE/100g)