Table 6 Spearman's rank sum correlation matrix for the five most frequently detected analytes across sampling media.a

From: Erratum: Pesticides and their metabolites in the homes and urine of farmworker children living in the Salinas Valley, CA

 

Dust

Socks

Union suit

Surface wipe

Indoor air

Outdoor air

Toy

Overnight urine

Spot urine

Chlorpyrifos

         

 Dust

1

        

 Socks

−0.25

1

       

 Union suit

−0.24

0.54*

1

      

 Surface wipe

0.14

−0.056

0.16

1

     

 Indoor air

0.42

−0.12

−0.044

−0.066

1

    

 Outdoor air

−0.020

0.077

−0.093

−0.31

0.31

1

   

 Toy

−0.087

−0.19

−0.34

0.17

0.43

−0.14

1

  

 Overnight urine

−0.24

0.057

−0.17

0.021

0.084

0.045

0.50*

1

 

 Spot urine

−0.39

0.12

0.19

−0.091

−0.18

0.21

0.056

0.48*

1

Chlorthal-dimethyl

 Dust

1

        

 Socks

0.39

1

       

 Union suit

0.50*

0.76*

1

      

 Surface wipe

0.053

0.37

0.080

1

     

 Indoor air

0.66*

0.49*

0.63*

0.00

1

    

 Outdoor air

0.56*

0.31

0.57*

0.21

0.92*

1

   

 Toy

0.075

−0.043

0.13

−0.22

0.37

0.25

1

  

Diazinon

 Dust

1

        

 Socks

0.52*

1

       

 Union suit

0.47*

0.76*

1

      

 Surface wipe

0.29

0.25

0.16

1

     

 Indoor air

0.47*

0.60*

0.62*

0.36

1

    

 Outdoor air

0.14

0.27

0.51*

0.30

0.80*

1

   

 Toy

0.33

0.76*

0.52*

0.28

0.62*

0.33

1

  

 Overnight urine

0.49*

0.25

0.069

0.081

−0.0033

−0.24

0.33

1

 

 Spot urine

0.40

0.11

0.27

−0.14

−0.0053

−0.069

0.20

0.48*

1

cis-Permethrin

 Dust

1

        

 Socks

0.43

1

       

 Union suit

0.40

0.18

1

      

 Surface wipe

0.39

0.44

0.32

1

     

 Indoor air

0.062

0.11

0.18

0.16

1

    

 Outdoor air

−0.16

0.12

−0.41

−0.27

−0.026

1

   

 Toy

0.22

0.30

0.036

0.061

0.032

−0.29

1

  

trans-Permethrin

 Dust

1

        

 Socks

0.58*

1

       

 Union suit

0.52*

0.45

1

      

 Surface wipe

0.40

0.34

0.26

1

     

 Indoor air

0.39

0.30

0.13

0.20

1

    

 Outdoor air

−0.34

−0.42

−0.17

−0.19

−0.26

1

   

 Toy

0.33

0.44

0.13

−0.098

0.23

−0.16

1

  
  1. *Statistically significant Spearman's ρ (P<0.05).
  2. Spot and overnight urine samples are total diethyl phosphate metabolite levels (nmol/l).
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