Skip to main content

Table 1 General characteristics of the study populationa

From: Association between dietary total antioxidant capacity and the risk of stroke: a nested case-control study

Variables

Total (n = 237)

Case (n = 79)

Control (n = 158)

P-valuec

DTAC

5.20 ± 2.74

5.31 ± 2.65

5.16 ± 2.80

0.957

Age (y)

57.85 ± 7.93

57.82 ± 7.99

57.84 ± 7.97

0.986

Weight (kg)

67.38 ± 15.05

70.81 ± 15.19

65.77 ± 14.80

0.641

BMI (kg/m2)

25.53 ± 5.08

26.90 ± 4.79

25.12 ± 5.16

0.287

WC (cm)

93.86 ± 12.97

96.54 ± 12.34

92.71 ± 13.10

0.533

Male (%)

135(56.96%)

45 (57.0%)

90 (57%)

0.998

Physical activity (MET-min/day)

4001.18 ± 5290.63

3876.12 ± 5123.43

4352.64 ± 6435.23

0.516

Current smoker (%)

96 (40.50%)

30 (38.0%)

66 (41.8%)

0.674

Hypertension (%)

83(35%)

41 (51.9%)

42 (26.6%)

< 0.001

Overweightb(%)

122 (51.47%)

50 (63.3%)

72 (45.6%)

0.013

Diabetes (%)

48(20.25%)

21(26.6%)

27(17.1%)

0.122

Hyperlipidemia (%)

60(25.31%)

26 (32.9%)

34 (21.5%)

0.081

Anticoagulant use (%)d

30(12.65%)

30 (38.0%)

0 (0.00%)

< 0.001

SBP (mmHg)

118.7 ± 20.52

127.28 ± 22.57

114.57 ± 18.33

0.023

DBP (mmHg)

77.33 ± 13.06

81.11 ± 13.55

75.52 ± 12.51

0.691

WBC

6.53 ± 1.63

6.86 ± 1.79

6.39 ± 1.50

0.101

RBC

4.97 ± 0.63

5.04 ± 0.78

4.94 ± 0.53

0.068

Hgb

14.66 ± 1.68

14.88 ± 1.86

14.58 ± 1.56

0.300

HCT

41.92 ± 4.43

42.67 ± 5.02

41.63 ± 4.02

0.161

MCV

85.14 ± 8.05

85.57 ± 8.17

85.01 ± 8.00

0.939

MCH

29.73 ± 3.33

29.86 ± 3.40

29.68 ± 3.31

0.69

Platelets

266.03 ± 67.37

268.87 ± 70.89

264.76 ± 65.92

0.663

TG

134.72 ± 117.33

162.12 ± 188.29

122.43 ± 60.89

0.015

LDL

112.27 ± 34.69

114.13 ± 40.75

111.44 ± 31.70

0.561

Chol

185.63 ± 48.85

189.74 ± 64.39

183.78 ± 40.08

0.385

HDL

47.20 ± 11.61

44.62 ± 12.08

48.36 ± 11.23

0.021

BUN

37.20 ± 4.06

14.44 ± 3.47

14.80 ± 4.31

0.529

  1. BMI, Body mass index; BUN, blood urea nitrogen test; Chol, cholesterol; DTAC, Dietary total antioxidant capacity; DBP, diastolic blood pressure; Hgb, hemoglobin; HCT, hematocrit; MCV, mean corpuscular volume; MCH, mean corpuscular hemoglobin; HDL, high density lipoprotein; LDL, low density lipoprotein; RBC, red blood cells; TG, triglyceride
  2. a All data are means ± standard deviations unless indicated b Overweight was defined as 25 ≥ BMI > 30 kg/m2. c, P-value calculated by independent t test