Table 3.

Comparison of phenanthrene metabolites in smokers and nonsmokers over a 49-day period

MetaboliteGeometric mean
SmokersNonsmokersP
PheT*3.74 ± 3.851.44 ± 0.970.0073
3-HOPhe*0.87 ± 0.570.52 ± 0.270.023
Total HOPhe*2.67 ± 1.571.81 ± 1.040.098
PheT/3-HOPhe4.30 ± 3.252.76 ± 1.700.062
PheT/total HOPhe1.39 ± 0.290.78 ± 0.100.013
  • * pmol/mg creatinine.