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Table 1 Characteristics of the participants

From: Association between fibrinogen and bone mineral density in postmenopausal women

Fibrinogen (mg/dL)

Total

Q1

Q2

Q3

Q4

P value

Age (years)

63.9 ± 10.3

61.3 ± 9.6

64.0 ± 10.1

64.4 ± 10.6

66.9 ± 10.5

 < 0.0001

Race (%)

     

 < 0.0001

Non-Hispanic Whites

77.5

82.4

78.7

76.0

71.0

 

Non-Hispanic Blacks

8.7

4.9

7.0

11.0

13.3

 

Mexican Americans

3.6

3.0

3.0

4.9

3.7

 

Other Races (Other Race—Including Multi-Racial and Other Hispanics)

10.2

9.7

11.2

8.1

12.0

 

Dietary intake within 24 h

Protein (gm)

62.8 ± 28.0

67.5 ± 30.9

60.4 ± 23.0

62.3 ± 28.4

59.8 ± 28.0

 < 0.0001

Fat (gm)

61.8 ± 32.7

64.9 ± 36.3

61.0 ± 30.0

62.4 ± 31.5

57.6 ± 31.4

 < 0.0001

Dietary fiber (gm)

14.5 ± 8.6

15.4 ± 9.2

14.9 ± 8.8

14.1 ± 8.7

12.9 ± 7.1

 < 0.0001

BMI (kg/m2)

28.7 ± 6.5

26.9 ± 5.4

28.2 ± 5.7

29.4 ± 6.4

31.1 ± 7.7

 < 0.0001

Income poverty ratio

2.9 ± 1.5

3.3 ± 1.5

2.9 ± 1.5

2.9 ± 1.5

2.5 ± 1.4

 < 0.0001

Blood urea nitrogen (mg/dL)

15.5 ± 6.0

15.2 ± 5.0

14.5 ± 4.9

15.4 ± 4.9

17.3 ± 8.6

 < 0.0001

Total protein (mg/dL)

7.3 ± 0.5

7.3 ± 0.5

7.3 ± 0.5

7.4 ± 0.4

7.5 ± 0.5

 < 0.0001

Total cholesterol (mg/dL)

214.9 ± 37.4

211.0 ± 36.3

215.9 ± 36.3

218.6 ± 36.4

215.2 ± 40.7

 < 0.0001

Serum calcium (mg/dL)

9.48 ± 0.42

9.45 ± 0.42

9.48 ± 0.42

9.49 ± 0.41

9.50 ± 0.43

 < 0.0001

Total BMD (g/cm2)

1.00 ± 0.12

1.03 ± 0.12

0.99 ± 0.11

1.00 ± 0.11

0.99 ± 0.12

 < 0.0001

Fibrinogen (mg/dL)

383.6 ± 77.4

300.8 ± 30.8

361.2 ± 13.4

411.6 ± 15.7

495.3 ± 49.8

 < 0.0001

  1. Mean ± SD for continuous variables: the P value was calculated by the weighted linear regression model. (%) for categorical variables: the P value was calculated by the weighted chi-square test. BMD, bone mineral density