Characteristic

Full Sample

N = 14766

BLLOD

N = 6124

[LLOD, 2.0)

N = 2622

[2.0, 200)

N = 3925

[200, 400)

N = 978

400+

N = 1117

Smoking Status (%)

Current Smoker

N = 3232

20.7

0.1

0.3

28.6

97.7

96.4

Former Smoker

N = 3337

22.9

26.2

26.0

26.9

1.4

1.7

Never Smoker

N = 8197

56.4

73.6

73.7

44.5

1.0

1.9

NNAL, ng/g-cr

Geometric Mean (SE)

3.26

(0.181)

0.53

(0.009)

0.93

(0.011)

12.39

(0.435)

283.53

(2.237)

699.85

(15.948)

Age at Interview, Years

Mean (SE)

46.93

(0.262)

49.52

(0.390)

45.37

(0.476)

43.56

(0.435)

44.96

(0.550)

47.87

(0.508)

Follow-up Time, Years

Mean (SE)

4.85

(0.096)

4.96

(0.141)

4.28

(0.089)

4.84

(0.093)

5.04

(0.140)

5.37

(0.508)

Attained Age at Last Follow-up, Years

Mean (SE)

51.78

(0.277)

54.49

(0.436)

49.65

(0.470)

48.39

(0.439)

50.00

(0.505)

53.24

(0.500)

Sex (%)

Male

47.2

42.9

53.0

50.2

53.5

44.9

Female

52.8

57.1

47.0

49.8

46.5

55.1

Race/ethnicity (%)

Non-Hispanic White

68.4

70.8

63.0

62.8

68.9

84.2

Non-Hispanic Black

10.7

7.4

12.0

15.8

16.1

6.4

Hispanic

13.8

13.8

18.0

15.2

8.3

4.7

Other

7.0

8.0

6.9

6.2

6.7

4.7

Educational Attainment (%)

Less than High School

16.1

9.9

15.1

20.4

27.6

32.6

High School Diploma or GED

21.5

16.4

19.9

26.2

32.4

30.1

Some College or Above

62.5

73.7

66.1

53.4

40.0

37.3

Marital Status (%)

Never Married

17.1

12.0

19.0

25.2

21.0

13.5

Married or Living with Partner

65.5

74.1

66.4

55.0

56.4

54.7

Separated, Divorced, or Widowed

17.4

13.9

14.6

19.8

22.6

31.9

BMI (%)

<25

29.6

30.9

22.8

27.3

33.1

41.5

[25, 30)

33.1

34.8

33.3

31.5

29.4

30.5

30+

37.3

34.3

43.9

41.1

37.5

28.0

IPR (%)

<1

14.2

7.0

12.8

20.9

23.6

29.4

[1, 1.5)

11.1

7.3

12.4

14.0

16.6

16.3

[1.5, 2)

8.7

7.3

8.8

11.0

9.0

8.5

2+

66.1

78.5

66.0

54.1

50.7

45.8