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Table 2 Characteristics among men and women stratified by annual household income (N = 4340)

From: Association of adiponectin and socioeconomic status in African American men and women: the Jackson heart study

 

Annual household income

 

≤$19,999

$20,000–$49,999

≥$50,000

P-value

Men (n = 1604)

Age (years), mean ± std

57.56 ± 15.25

54.25 ± 13.09

51.87 ± 11.33

<.0001

Health Behavior

Current smoker, %

27.16

18.64

12.77

<.0001

Physical activity score, mean ± std

7.51 ± 2.77

8.64 ± 2.54

9.30 ± 2.39

<.0001

Alcohol consumption, %

52.99

57.97

65.21

.0003

BMI (kg/m2), mean ± std

29.05 ± 6.97

29.93 ± 6.33

30.13 ± 5.75

.02

Health Status

Hypertension, %

67.37

62.36

54.61

.0002

SBP (mmHg), mean ± std

129.87 ± 20.61

129.00 ± 17.72

126.13 ± 16.32

.0012

DBP(mmHg), mean ± std

79.42 ± 10.88

81.68 ± 10.89

82.20 ± 10.02

.0003

Type 2 diabetes, %

18.90

20.95

10.12

<.0001

LDL cholesterol (mg/dL), mean ± std

122.67 ± 37.74

128.51 ± 38.93

131.59 ± 33.83

.001

HDL cholesterol (mg/dL), mean ± std

48.32 ± 14.46

45.79 ± 12.27

45.05 ± 11.48

.0006

Triglyceride (mg/dl), mean ± std

107.90 ± 68.29

117.06 ± 75.47

114.69 ± 106.62

.03

HOMA-IR, mean ± std

3.16 ± 2.03

3.53 ± 3.02

3.49 ± 2.03

.10

CRP (mg/dL), mean ± std

0.52 ± 1.95

0.39 ± 0.67

0.29 ± 0.52

.003

Women (n = 2736)

Age (years), mean ± std

58.67 ± 14.01

54.25 ± 11.91

51.80 ± 10.61

<.0001

Health Behavior

Current smoker, %

15.25

10.21

6.62

<.0001

Physical activity score, mean ± std

7.59 ± 2.69

8.31 ± 2.51

9.04 ± 2.25

<.0001

Alcohol consumption, %

31.33

37.12

53.76

<.0001

BMI (kg/m2), mean ± std

33.49 ± 8.30

33.13 ± 7.58

31.92 ± 6.71

<.0001

Health Status

Hypertension, %

72.19

64.11

53.26

<.0001

SBP (mmHg), mean ± std

129.88 ± 20.03

125.78 ± 17.82

122.46 ± 16.26

<.0001

DBP(mmHg)

76.83 ± 10.72

77.69 ± 10.08

77.19 ± 9.39

.16

Type 2 diabetes, %

25.88

17.37

13.47

<.0001

LDL cholesterol (mg/dL), mean ± std

126.47 ± 37.80

126.03 ± 35.89

123.69 ± 34.72

.26

HDL cholesterol (mg/dL), mean ± std

55.19 ± 15.19

55.32 ± 14.62

55.00 ± 13.93

.90

Triglyceride (mg/dl), mean ± std

105.42 ± 65.37

99.85 ± 58.84

95.12 ± 55.81

.003

HOMA-IR, mean ± std

3.87 ± 2.28

3.84 ± 2.60

3.63 ± 2.40

.14

CRP (mg/dL), mean ± std

0.64 ± 0.95

0.60 ± 0.79

0.53 ± 0.75

.02

  1. Abbreviations: std standard deviation, BMI body mass index, SBP systolic blood pressure, DBP diastolic blood pressure, LDL low-density lipoprotein, HDL high-density lipoprotein, HOMA-IR homoeostasis model assessment-insulin resistance, CRP C-reactive protein