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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