Dust Pb

Soil Pb

Composite BLL value

Dust Pb

Correlation

1

0.46

0.36

p (2-tailed)

0.099

0.202

Soil Pb

Correlation

0.46

1

0.51

p (2-tailed)

0.099

0.061

Composite BLL value

Correlation

0.36

0.51

1

p (2-tailed)

0.202

0.061