Table 1 Characteristics of individuals with albuminuria (age < 65) overall and stratified by insurance status

N=

903

197

203

503

Age

41.90 (0.69)

38.26 (1.77)

44.88 (1.93)

41.90 (0.81)

0.04

  < 45

57.39

67.65

44.82

58.56

0.045

 45–65

43.54

35.87

55.54

42.05

0.079

 Male

37.38

31.02

36.53

39.00

0.541

 Female

62.62

68.98

63.47

61.00

 Non-Hispanic Whites

66.67

51.03

49.86

74.55

<.001

 Non-Hispanic Black

16.29

15.37

29.56

12.97

<.001

 Mexican American

5.90

16.36

5.09

3.82

<.001

 Other

11.14

17.24

15.49

8.65

0.108

  < 100 FPL

17.54

41.76

40.55

7.27

<.0001

 101–200 FPL

19.92

28.27

30.27

15.85

0.0014

  > 200 FBL

62.54

29.97

29.18

76.88

<.001

FPL (Median, IQR)

193.8 (104.2,331.3)

96.6 (58.1,156.4)

95.6 (63.25,165.15)

250.6 (154.8,379.9)

  < High School

73.79

90.17

87.93

66.45

<.001

  > = High School

26.21

9.83

12.07

33.55

 Marital Status

 Married

64.10

58.98

42.90

70.84

<.001

 Previously Married

16.70

18.04

32.50

12.23

<.001

 Never Married

19.19

22.98

24.61

16.93

0.200

 Excellent/Very Good

40.45

28.74

25.65

46.93

0.004

 Good

37.42

36.83

33.16

38.68

0.595

 Fair/Poor

22.13

34.43

41.20

14.39

<.001

 Usual Source of Care (Yes)

83.02

65.93

88.39

85.35

<.001

 Usual Care Provider (Yes)

72.95

50.58

70.03

78.64

<.001

 Smoking (Yes)

33.75

29.77

45.98

31.39

0.032

 Hypertension (Yes)

36.14

34.12

45.22

34.18

0.248

 Systolic BP, mm Hg

127.31 (0.96)

127.43 (3.08)

128.08 (3.03)

127.09 (1.28)

0.921

 Diastolic BP, mm Hg

77.80 (0.55)

78.34 (1.44)

78.19 (1.34)

77.57 (0.74)

0.670

  < 30 kg/m2

65.28

62.77

62.57

66.55

0.801

  > =30 kg/m2

34.72

37.23

37.43

33.45

 Diabetes (Yes)

23.60

25.44

36.05

19.91

0.010

 HbA1C

6.02 (0.10)

6.16 (0.18)

6.21 (0.18)

5.94 (0.14)

0.240

 History of CVD (Yes)

5.53

5.23

12.39

3.79

0.010

 ACE Use (Yes)

13.19

20.88

18.72

10.62

0.097

 Cholesterol (Yes)

43.80

49.71

40.23

43.45

0.427

 Statin Use (Yes)

4.48

10.33

7.52

2.81

0.277

 Mean eGFR

101.61 (1.18)

105.40 (3.20)

97.87 (4.02)

101.76 (1.48)

0.250

 eGFR < 60 (%)

4.74

3.46

9.30

3.81

0.177

 Albuminuria Median (IQR)

70.92 (43.02,154.42)

69.48 (40.47,123.40)

98.28 (46.51,265.43)

67.09 (42.46,143.50)

 30–299

88.52

90.99

83.47

89.32

0.288

  > =300

11.48

9.01

16.53

10.68