Table 2.

BPA concentrations (μg/L) in urine of pregnant mothers and children, CHAMACOS study, Salinas Valley, California 2000–2010.

	n	Percent > LOD	Geometric mean	25th percentile	50th percentile	75th percentile	95th percentile
Maternal
Early pregnancy (≤ 20 weeks)	347	81.6	1.0	0.5	1.0	1.7	4.6
Late pregnancy (> 20 weeks)	383	81.7	1.0	0.5	1.1	1.9	4.4
Average	402	—	1.1	0.7	1.1	1.8	4.5
Child
5 years old	325	97.9	2.5	1.3	2.3	4.6	16.3
9 years old	304	89.8	1.5	0.9	1.6	2.8	7.4
LOD = 0.4 µg/L.