Table 1.

PAH metabolite concentrations (ng/L) in urine: NHANES 1999-2002

Metabolite (MW)Sample sizeGeometric meanMaximumLODPercent <LODRange of CV
Pyrene
    1-OHPyr (218)5,05960.324,1292,* 3.31.61.5-5.7
Phenanthrene
    1-OHPhe (194)4,987145.327,67215,* 3.52.51.5-4.9
    2-OHPhe (194)4,92169.326,24911.2,* 3.26.61.4-6.7
    3-OHPhe (194)5,040112.9126,20215.3,* 3.63.11.6-11.7
    4-OHPhe (194)2,74141.97,3235.725.51.0-3.9
    9-OHPhe (194)2,74133.94,4103.116.11.0-4.6
Naphthalene
    1-OHNap (144)2,7482,047.3297,3896.20.01.4-4.3
    2-OHNap (144)2,7482,465.4223,0872.40.00.9-3.5
Fluorene
    2-OHFle (182)5,060363.085,4669.5,* 3.60.91.4-5.4
    3-OHFle (182)5,057146.429,32815.1,* 24.31.5-3.7
    9-OHFle (182)2,745218.967,8852.80.90.9-5.9
Fluoranthene
    3-OHFrt (218)2,23613.45,4903.5*29.41.2-5.9
Benzo[a]pyrene
    3-OHB[a]P (270)2,74817.512,51910.550.52.4-7.9
Benz[a]anthracene
    1-OHB[a]A (244)4,8323.51,0144.7,* 3.993.11.9-7.0
    3-OHB[a]A (244)4,9006.33125.4,* 10.486.00.5-2.1
Benzo[c]phenanthrene
    1-OHB[c]P (244)4,9324.05,0675.7,* 3.478.81.9-10.9
    2-OHB[c]P (244)4,9234.94,1076.8,* 5.486.30.9-12.5
    3-OHB[c]P (244)4,9203.84474.9,* 5.493.30.7-4.3
Chrysene
    1-OHChr (244)2,7487.1992571.81.8-3.1
    2-OHChr (244)2,7484.4460587.91.4-3.1
    3-OHChr (244)4,9817.82,3269.9,* 8.384.61.0-7.7
    4-OHChr (244)2,7482.33142.895.40.7-4.7
    6-OHChr (244)5,0153.08683.4,* 2.478.52.5-4.6
  • Abbreviations: MW, molecular weight; CV, coefficient of variation.

  • * Data are from NHANES 1999-2000.

  • Data are from NHANES 2001-2002.

  • Proportion of results below the LOD was >20% of population.