Table 6B.
Concentrations (Geometric Mean) of Six Dialkylphosphate (DAP) Metabolites Detected in Adult Urine in United States and Lower Yakima Valley, WA, compared to data from the National Health and Nutrition Examination Survey (NHANES), conducted by the U.S. Center for Disease Control's National Center for Health Statistics. Urinary metabolite concentrations are in units of nmol DAP/milliliter urine, without creatinine correction.
| NHANES 2005–06 | UW Center for Child Environmental Health Risks Research | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50th Percentile | Sampie | Thinning | Harvest | Non-Spray | |||||||||
| OP | |||||||||||||
| Metabolite | GM | 95% Cl | GM | 95% Cl | Size | GM | 95% Cl | GM | 95% Cl | GM | 95% Cl | ||
| DMP | A, | ||||||||||||
| Adults20–59 | # | <LOD | 1,092 | > | <5 | ||||||||
| MexicanAmericans | <LOD | ||||||||||||
| FWAdults | 0.107 | (0.008-1.492) | ^©.075 | (0.002-2.511) | 0.012 | (0.001-0.166) | |||||||
| NFWAdults | 0.019. | (0.003- | 0.047 | (0.002-0.927) | 0.024 | (0.003-0.215) | |||||||
| DMTP | |||||||||||||
| Adults20–59 | 0.012 | (0.010-0.014) | 0.010 | (0.009-0.012) | 1/09 | r | |||||||
| MexicanAmericans | 0.017 | (0.015-0.019) | 1 | À | |||||||||
| FWAdultsNFWAdults | 0.4330.037 | (0.027-7.548)(0.006-0.220) | 0.4720.131 | (0.024-9.873)(0.005-3.504) | 0.0480.043 | (0.008-0.289)(0.008-0.289) | |||||||
| DMDTP | (S | t | |||||||||||
| Adults | XL) | > | 1,09 | ||||||||||
| 20–59 | # | <LOD | 2 | ||||||||||
| MexicanAmericans | <LOD | rV | J | ||||||||||
| FWAdults | 0.038 | (0.003-0.127) | 0.021 | (0.001-0.240) | 0.003 | (0.001-0.112) | |||||||
| NFWAdults | \ | 0.005 | (0.003-0.133) | 0.020 | (0.001-0.265) | 0.004 | (0.003-0.177) | ||||||
| DEP | |||||||||||||
| Adults20–59 | # | <LOD | 1,092 | ||||||||||
| MexicanAmericans | <LOD | ||||||||||||
| FWAdults | 0.012 | (0.001-0.212) | 0.004 | (C0.001-0.163) | 0.003 | (co.001-0.071) | |||||||
| NFWAdults | 0.011 | (0.001-0.173) | 0.007 | (0.001-0.226) | 0.011 | (0.001–0.201) | |||||||
| DETP | |||||||||||||
| Adults20–59 | # | <LOD | 1,092 | ||||||||||
| MexicanAmericans | <LOD | ||||||||||||
| FWAdults | 0.005 | (0.001-0.045) | 0.002 | (<0.001-0.055) | 0.004 | (0.001–0.041) | |||||||
| NFWAdults | 0.004 | (0.001-0.022) | 0.005JL | (0.001-0.075)vv | 0.004 | (0.001–0.029) | |||||||
| DEDTP | |||||||||||||
| Adults20–59 | # | <LOD | 1,006 | ||||||||||
| MexicanAmericans | <LOD | ||||||||||||
| FWAdults | 0.001 | (0.001-0.007) | 0.001 | (<0.001–0.003) | 0.001 | (<0.001–0.005) | |||||||
| NFWAdults | K Vi | (0.001-0.006) | 0.001 | (0.001-0.010) | 0.001 | (0.001–0.008) | |||||||
# Geometric Mean was not calculated if the proportion of results below the limit of detection was greater than 40%.
"<LOD" means less than the limit of detection, which may vary by year and by individual sample.