Table 2.

Urinary creatinine-corrected concentrations of the four PAH metabolites in mothers (n = 263 (μg/g Cr))

Exposure metric	P25	P50	P75	GM	Range
2-OH NAP	4.03	6.34	9.41	5.89	0.59–91.02
2-OH FLU	2.23	3.47	5.40	3.34	0.35–23.56
9-OH PHE	1.46	2.88	4.68	2.62	0.35–26.24
1-OH PYR	0.90	1.83	3.03	1.60	0.18–14.42
Ʃ OH PAH	10.40	14.81	22.07	14.82	2.83–104.22

Ʃ OH PAH: the sum of four metabolites of PAH