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Table 3 Spearman correlation coefficients for PBDEs, PCBs, mercury, lead, cadmium, manganese levels, birth weight and gestational age at recruitment (N = 349)

From: Maternal levels of endocrine disruptors, polybrominated diphenyl ethers, in early pregnancy are not associated with lower birth weight in the Canadian birth cohort GESTE

 

BW

GAR

Cadmium

Manganese

Mercury

Lead

Sum of PBDEs

BDE-47

BDE-99

BDE-100

BDE-153

Sum of PCBs

CB-138

CB-153

BW

-

             

GAR

−0.03

-

            

Cadmium

−0.12*

0.02

-

           

Manganese

0.05

−0.06

−0.07

-

          

HgT

−0.01

−0.02

0.07

0.31***

-

         

Lead

−0.10

−0.01

0.24***

0.25***

0.17**

-

        

Sum of PBDEs

0.03

0.05

−0.03

0.00

0.04

−0.02

-

       

BDE-47

0.05

0.08

−0.03

−0.01

0.04

−0.04

0.95***

-

      

BDE-99

0.06

−0.004

−0.02

0.00

0.01

−0.03

0.73***

0.58***

-

     

BDE-100

0.02

0.06

−0.04

0.03

0.00

0.06

0.28***

0.11

0.19**

-

    

BDE-153

−0.09

−0.09

0.01

0.01

0.00

0.10

0.53***

0.32***

0.54***

0.14*

-

   

Sum of PCBs

0.08

0.12*

−0.08

0.12*

0.06

0.08

0.26***

0.26***

0.22***

0.09

0.12*

-

  

CB-138

0.10*

0.10*

−0.05

0.08

0.03

0.04

0.12*

0.13*

0.08

0.09

0.06

0.76***

-

 

CB-153

0.05

0.09

−0.06

0.14*

0.06

0.05

0.31***

0.32***

0.25***

0.06***

0.09

0.84***

0.39

-

CB-180

0.046

0.09

−0.06

0.03

0.04

0.12*

0.13*

0.12*

0.17**

0.06

0.17**

0.75***

0.49***

0.46***

  1. All contaminants were expressed in ng/mL and below-LOD values were excluded. BW is expressed in g
  2. GAR Gestational age at recruitment
  3. * < 0.05; ** < 0.01; *** < 0.0001