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Table 1 Correlation coefficients of PAH and PM2.5 for the nine gestational months and 14 days prior to birth.

From: Air pollution exposure during critical time periods in gestation and alterations in cord blood lymphocyte distribution: a cohort of livebirths

 

PAH

PM2.5

Month

1

2

3

4

5

6

7

8

9

1

2

3

4

5

6

7

8

9

PAH

                  

1

1.00

                 

2

0.76

1.00

                

3

0.47

0.73

1.00

               

4

0.07

0.44

0.73

1.00

              

5

-0.29

0.06

0.47

0.75

1.00

             

6

-0.53

-0.32

0.05

0.44

0.73

1.00

            

7

-0.60

-0.53

-0.32

0.04

0.44

0.73

1.00

           

8

-0.53

-0.56

-0.51

-0.32

0.04

0.44

0.74

1.00

          

9

-0.39

-0.53

-0.56

-0.49

-0.25

0.13

0.51

0.78

1.00

         

14-day

-0.33

-0.49

-0.57

-0.52

-0.33

0.02

0.40

0.67

0.88

         

PM 2.5

                  

1

0.80

0.55

0.34

0.04

-0.25

-0.41

-0.45

-0.35

-0.23

1.00

        

2

0.57

0.80

0.52

0.30

0.04

-0.27

-0.40

-0.42

-0.37

0.58

1.00

       

3

0.37

0.55

0.80

0.50

0.33

0.04

-0.26

-0.35

-0.39

0.39

0.57

1.00

      

4

0.11

0.36

0.55

0.80

0.51

0.30

0.02

-0.28

-0.37

0.25

0.40

0.55

1.00

     

5

-0.18

0.11

0.37

0.57

0.81

0.51

0.32

0.04

-0.20

-0.01

0.25

0.39

0.56

1.00

    

6

-0.35

-0.18

0.13

0.37

0.58

0.79

0.50

0.29

0.09

-0.14

0.00

0.28

0.39

0.58

1.00

   

7

-0.45

-0.36

-0.18

0.12

0.39

0.57

0.81

0.51

0.36

-0.23

-0.15

-0.03

0.25

0.42

0.57

1.00

  

8

-0.39

-0.40

-0.34

-0.19

0.11

0.37

0.60

0.84

0.58

-0.14

-0.21

-0.12

-0.06

0.24

0.37

0.58

1.00

 

9

-0.31

-0.38

-0.39

-0.30

-0.12

0.15

0.40

0.64

0.82

-0.05

-0.16

-0.17

-0.12

0.03

0.25

0.39

0.63

1.00

14-day

-0.29

-0.39

-0.41

-0.35

-0.20

0.06

0.32

0.48

0.71

-0.18

-0.27

-0.30

-0.23

-0.15

0.08

0.26

0.37

0.72