Select Summary Statistics for HQs based on 54 dust samples from farmworker and urban children | ||||||||
---|---|---|---|---|---|---|---|---|
Analyte | RfD (mg/kg/dy)b | # samples with concentration >LOD | Range of Intake (mg/kg/day)c | p50 | p75 | p95 | Max | |
Organophosphates | Min | Max | ||||||
diazinon | 0.0002 | 36 | -- | 7.0 × 10-07 | 2.5 × 10-04 | 4.3 × 10-04 | 1.6 × 10-03 | 3.5 × 10-03 |
chlorpyrifos | 0.00003 | 25 | -- | 1.1 ×10-06 | -- | 4.9 × 10-03 | 2.3 × 10-02 | 3.8 × 10-02 |
malathion | 0.07 | 5 | -- | 4.9 × 10-06 | -- | -- | 2.8 × 10-06 | 7.0 × 10-05 |
tetrachlorvinphos | 0.04 | 4 | -- | 1.5 × 10-06 | -- | -- | 2.2 × 10-05 | 3.9 × 10-05 |
Pyrethroids | ||||||||
cis-permethrind | 0.25 | 54 | 5.4 × 10-08 | 1.3 × 10-04 | 9.7 × 10-06 | 2.0 × 10-05 | 8.4 × 10-05 | 5.1 × 10-04 |
trans-permethrind | 0.25 | 54 | 8.6 × 10-08 | 2.2 × 10-04 | 1.7 × 10-05 | 3.2 × 10-05 | 1.6 × 10-04 | 8.9 × 10-04 |
cypermethrin | 0.06 | 32 | -- | 6.4 × 10-05 | 2.5 ×10-05 | 8.4 × 10-05 | 4.8 × 10-04 | 1.1 × 10-03 |
bifenthrin | 0.015 | 15 | -- | 1.1 × 10-05 | -- | 4.4 × 10-06 | 2.6 × 10-05 | 7.5 × 10-04 |
sumithrin | 0.0007 | 9 | -- | 3.7 × 10-06 | -- | -- | 3.2 × 10-03 | 5.2 × 10-03 |
deltamethrin | 0.0033 | 8 | -- | 9.0 × 10-05 | -- | -- | 6.7 × 10-03 | 2.7 × 10-02 |
prallethrin | 0.025 | 1 | -- | 1.9 × 10-07 | -- | -- | -- | 7.4 × 10-06 |
esfenvalerate | 0.02 | 1 | -- | 4.4 × 10-07 | -- | -- | -- | 2.2 × 10-05 |
Others | ||||||||
chlorthal-dimethyl | 0.01 | 28 | -- | 1.8 × 10-07 | 3.0 × 10-06 | 7.2 × 10-06 | 1.5 × 10-05 | 1.8 × 10-05 |
piperonyl butoxide | 0.16 | 49 | -- | 2.2 × 10-04 | 5.0 × 10-06 | 1.7 × 10-05 | 2.5 × 10-04 | 1.4 × 10-03 |