Table 4.

Pairwise comparison between maternal and cord blood PAH-DNA in four populations: all subjects

Maternal adducts*Cord adducts*
Northern Manhattan
    WTC<0.0010.22
    Krakow<0.001<0.001
    Tongliang<0.001<0.001
WTC
    Krakow<0.0010.001
    Tongliang<0.001<0.001
Krakow
    Tongliang0.240.001
  • NOTE: The median and the mean levels are provided in Tables 2 and 3.

  • * P of Wilcoxon rank sum test.