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Table 1 Baseline characteristics of participants stratified by low-density lipoprotein and high-sensitivity C—reactive protein concentrations

From: High-sensitivity C-reactive protein and low-density lipoprotein cholesterol association with incident of cardiovascular events: Isfahan cohort study

Characteristics

LDL-C < 130 mg/dL

LDL-C ≥ 130 mg/dL

hs-CRP < 3 mg/L

n = 745

hs-CRP ≥ 3 mg/L

n = 960

P value

hs-CRP < 3 mg/L

n = 776

hs-CRP ≥ 3 mg/L

n = 796

P value

Age (y)

49.3 ± 11.5

50 ± 11.3

0.221

52.2 ± 11.8

52.2 ± 11.8

0.982

Sex (male) (%)

51.1

56.8

0.020

44.2

44.5

0.934

Education (%)

 0–5 Years

75.8

73.2

0.428

75.6

74.9

0.921

 6–12 Years

18.5

20.1

20.6

21.1

 >  12 Years

5.6

6.7

3.7

4

Current smoker (%)

15.3

18.1

0.245

14

17

0.175

Rural (%)

31.5

22.9

 < 0.0001

38.0

30.8

0.003

Obesity (BMI ≥ 30 kg/m2) (%)

18

18.7

0.705

22.8

24.1

0.626

Diabetes mellitus (%)

7

7.3

0.814

8.1

12.3

0.008

Hypertension (%)

22.6

22

0.873

28

28.5

0.845

Dyslipidemia (%)

75.8

75.6

0.935

98.6

99.4

0.141

Medications (%)

 Aspirin

0.0

0.0

0.319

1.0

0.1

0.035

 Statins

0.1

0.2

0.717

0.1

0.4

0.329

 Nicotinic acid

0.8

0.3

0.164

0.8

0.4

0.298

BMI (Kg/m2) mean (SD)

26.2 ± 4.5

26.1 ± 4.4

0.653

27 ± 4.46

27.1 ± 4.7

0.805

WC (cm) mean (SD)

92. 7 ± 12.6

92.5 ± 12.7

0.722

94.8 ± 13.5

94.9 ± 12.6

0.940

SBP (mmHg) mean (SD)

119.2 ± 19.6

119.4 ± 19.3

0.839

121.5 ± 21.2

122.9 ± 22.1

0.234

DBP (mmHg) mean (SD)

77.4 ± 11.4

77.8 ± 10.3

0.510

78.4 ± 12

78.7 ± 11

0.562

Physical activity

911.78 ± 549.90

933.78 ± 544.57

0.410

856.38 ± 548.79

815.23 ± 523.02

0.128

GDI

1.04 ± 0.23

1.04 ± 0.22

0.710

1.00 ± 0.25

1.01 ± 0.25

0.219

  1. SD: standard deviation; LDL-C: low density lipoprotein cholesterol; Hs-CRP: hs-C-reactive protein; BMI: body mass index; WC: waist circumferences; SBP: systolic blood pressure; DBP: diastolic blood pressure