Table 2.

Concentration of maternal late-pregnancy urinary metal concentrations (ng/ml) in the PRISM cohort (n = 308)

	25th percentile	50th percentile	75th percentile	Mean ± SD	N < LOD (%)	LOD Boston	LOD New York
Antimony	0.08	0.12	0.17	0.15 ± 0.12	61 (19.8)	0.077	0.077
Arsenic	5.89	9.99	20.55	18.86 ± 27.01	1 (0.3)	0.259	0.323
Barium	1.66	2.80	4.76	3.86 ± 3.46	3 (1.0)	0.563	0.262
Cadmium	0.11	0.21	0.39	0.31 ± 0.33	42 (13.6)	0.028	0.075
Chromium	0.48	0.62	0.84	0.84 ± 2.21	33 (10.7)	0.288	0.823
Cesium	3.16	4.84	6.85	5.54 ± 3.47	0 (0.0)	0.103	0.065
Lead	0.49	0.70	0.98	0.80 ± 0.59	1 (0.3)	0.097	0.080

LOD indicates limit of detection.