
206 Environmental Health: Indoor Exposures, Assessments and Interventions
TABLE 5 (Continued)
Select Summary Statistics for HQs based on
54 dust samples from farmworker and urban
children
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
a. A hazard quotient (HQ) was calculated as the ratio of the potential dust intake to the respective analyte reference dose (RfD). The
HQ was only calculated for those analytes for which an RfD was available. b. Chronic population adjusted ...