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Table 4 Spearman correlations for pollutants in the subset of 56 non-smoking women with BTEX personal exposure assessment

From: Maternal exposure to air pollution before and during pregnancy related to changes in newborn's cord blood lymphocyte subpopulations. The EDEN study cohort

 

Benzene

Ethylbenzene

Toluene

Xylenes

PM10, t2

NO2, t2

Benzene

1.00

0.72

p < 0.0001

0.38

p = 0.0041

0.61

p < 0.0001

-0.017

p = 0.9118

-0.032

p = 0.8246

Ethylbenzene

 

1.00

0.30

p = 0.0240

0.95

p < 0.0001

-0.074

p = 0.6278

0.12

p = 0.4158

Toluene

  

1.00

0.23

p = 0.0827

0.073

p = 0.6346

-0.22

p = 0.1304

Xylenes

   

1.00

-0.078

p = 0.6078

0.17

p = 0.2490

PM 10 , t2

    

1.00

-0.003

p = 0.9835

NO 2 , t2

     

1.00

  1. t2 = 2nd trimester; BTEX = benzene, ethylbenzene, toluene, xylenes