Table 6.

Predicted total house-dust PAH concentrations, using parameter estimates from Model 1.

	Median values	New house	Old house	Young child	Old child	No gas heating	Low outdoor PAH	High outdoor PAH	Hispanic mother	Residence apartment	Worst-case scenario	Best-case scenario
Residence age (years)	30a	10b	50c	30a	30a	30a	30a	30a	30a	30a	56	0
Child’s age at aenrollment (years)	3.5a	3.5a	3.5a	2.3b	5.0c	3.5a	3.5a	3.5a	3.5a	3.5a	8.0	0
Gas heating	Yes	Yes	Yes	Yes	Yes	No	Yes	Yes	Yes	Yes	Yes	No
Outdoor PAH estimate (ng/m3)	3.0a	3.0a	3.0a	3.0a	3.0a	3.0a	1.6b	5.4c	3.0a	3.0a	10.8	0.2
Mother’s ethnicity is Hispanic	No	No	No	No	No	No	No	No	Yes	No	No	Yes
Residence is apartment/townhouse	No	No	No	No	No	No	No	No	No	Yes	Yes	No
Predicted total house-dust PAH concentration (ng/g)	600	460	670	560	640	510	540	630	530	710	1060	120

PAH, polycyclic aromatic hydrocarbons.

^aMedian value.

^b25th percentile value.

^c75th percentile value.