Estimating Pesticide Exposure from Dietary Intake and Organic Food Choices: The Multi-Ethnic Study of Atherosclerosis (MESA)

http://dx.doi.org/10.1289/ehp.1408197



Table 5. Percentiles of urinary DAP concentrations (nmol DAPs/g creatinine) by tertile of FCCR-based exposure estimates among conventional consumers and by self-report of organic produce consumption frequency.
n Percentile of urinary DAP concentrationa
10th 25th 50th 75th 90th
aDAP detection frequencies were as follows: DMP, 80%; DEP, 73%; DMTP, 51%; and DETP, 16%. At least one DAP was detected in 93% of the samples analyzed. bOne participant was excluded because of an implausibly high urinary DAP measurement (> 30,000 nmol DAP/g creatinine).
Subgroups selected for urinary metabolite comparison,
conventional consumers
Random sample
Tertile 1 80 24 33 56 115 228
Tertile 2 79b 33 48 79 158 275
Tertile 3 80 36 67 104 241 489
Demographically matched sample
Tertile 1 80 29 42 63 115 197
Tertile 2 80 31 47 70 137 225
Tertile 3 80 40 63 110 217 414
Subgroups selected for urinary metabolite comparison,
by organic produce consumption habits
“Rarely or never” 80 48 80 163 365 638
“Sometimes” 80 39 58 121 237 474
“Often or always” 80 36 54 106 204 321