Table 8 TES non-Hispanic White laboratory-based BOE, by smoking status, and by banked biospecimen availability

Among smokers

NE per cig^a

0.86 (0.6)

0.88 (0.6)

0.82 (0.6)

2.4

.0166

NE mg/24 hr^b

13.5 (8.1)

14.0 (8.1)

12.6 (8.1)

4.01

<.0001

Serum cotinine ng/ml^c

187.1 (101.2)

188.1 (100.6)

184.9 (102.6)

0.75

.4545

Total NNAL ng/cig^d

28.4 (22.4)

29.2 (22.4)

26.7 (22.1)

2.7

.0069

Total NNAL ng/24 hr^e

450.9 (314.2)

467.1 (315.6)

416.2 (308.5)

3.91

<.0001

COHb % saturation^f

5.43 (2.3)

5.49 (2.3)

5.29 (2.4)

2.12

.0343

1-OHP ng/24 hr^g

300.4 (362.3)

307.1 (361.0)

286.3 (364.7)

1.38

.1669

3-HPMA ug/24 hr^h

2048 (1368)

2100 (1337)

1936 (1427)

2.89

.0039

4-ABP pg/g Hbⁱ

45.2 (59.6)

45.7 (62.3)

44.1 (53.6)

0.6

.5475

MHBMA ug/24 hr^j

3.78 (3.4)

3.76 (3.2)

3.82 (3.7)

−0.39

.6985

DHBMA ug/24 hr^k

541.6 (281.2)

548.3 (252.9)

527.4 (333.4)

1.63

.1029

Among non-smokers

COHb % saturation^l

1.44 (0.5)

1.44 (0.5)

1.44 (0.4)

0.07

.9449

3-HPMA ug/24 hr^m

463 (557.3)

480.2 (595)

429.3 (474.6)

1.35

.1791

4-ABP pg/g Hbⁿ

15.1 (78.1)

13.1 (79.3)

18.7 (76.0)

−0.83

.4085

MHBMA ug/24 hr^o

0.47 (1.0)

0.44 (0.7)

0.53 (1.5)

−0.71

.4782

DHBMA ug/24 hr^p

386.1 (170.6)

397.1 (180.1)

364.7 (148.5)

2.8

.0053