Table 2 Association tests with smoking status, using multiple logistic regression.

Age (Years)

0.95

0.94, 0.96

< 0.001

< 0.001

Sex

Men vs. women

1.59

1.39, 1.82

< 0.001

< 0.001

BMI, (kg/m2)

0.95

0.93, 0.96

< 0.001

< 0.001

Li, (µg/L)

1.02

0.97, 1.09

0.4

> 0.9

Be, (µg/L)

1.00

0.93, 1.07

> 0.9

> 0.9

Al, (µg/L)

1.03

0.97, 1.12

0.3

> 0.9

V, (µg/L)

1.02

0.92, 1.12

0.7

> 0.9

Cr, (µg/L)

0.98

0.89, 1.08

0.7

> 0.9

Mn, (µg/L)

0.99

0.92, 1.06

0.8

> 0.9

Fe, (µg/L)

1.05

0.99, 1.11

0.11

> 0.9

Co, (µg/L)

0.91

0.82, 1.00

0.078

> 0.9

Ni, (µg/L)

1.02

0.94, 1.08

0.6

> 0.9

Cu, (µg/L)

0.99

0.90, 1.08

0.9

> 0.9

Zn, (µg/L)

1.42

1.20, 1.71

< 0.001

0.002

As, (µg/L)

0.99

0.92, 1.06

0.8

> 0.9

Se, (µg/L)

0.81

0.66, 0.98

0.046

> 0.9

Mo, (µg/L)

0.69

0.59, 0.79

< 0.001

< 0.001

Ag, (µg/L)

0.99

0.91, 1.07

0.9

> 0.9

Cd, (µg/L)

3.64

3.22, 4.13

< 0.001

< 0.001

Sn, (µg/L)

0.98

0.90, 1.04

0.5

> 0.9

Sb, (µg/L)

1.04

0.97, 1.12

0.2

> 0.9

I, (µg/L)

0.97

0.88, 1.04

0.4

> 0.9

Hg, (µg/L)

0.58

0.49, 0.69

< 0.001

< 0.001

Tl, (µg/L)

0.72

0.58, 0.89

0.002

0.050

Pb, (µg/L)

1.20

1.11, 1.31

< 0.001

< 0.001

Bi, (µg/L)

1.02

0.96, 1.10

0.5

> 0.9