Table 2.

Lipid-corrected serum concentrations of PCBs (ng/g lipid) among cases and controls.

congener	Detected (%)	Median LOD	Cases			Controls
			Median	IQR	Max	Median	IQR	Max
PCB28**	26.15	1.50	<LOD	<LOD - 1.4	61.5	<LOD	<LOD - 0.38	66.7
PCB66*	7.95	1.60	<LOD	<LOD - <LOD	11.1	<LOD	<LOD - <LOD	36.79
PCB74	62.53	1.60	2.4	<LOD - 4.3	32.2	2.1	<LOD - 3.7	24.0
PCB99	82.01	1.00	2.7	1.5 – 4.7	26.8	2.5	1.3– 4.3	40.8
PCB105**	38.34	1.00	<LOD	<LOD - 1.4	10.2	<LOD	<LOD - 1.1	9.7
PCB114*	7.08	1.00	<LOD	<LOD - <LOD	5.3	<LOD	<LOD - <LOD	8.1
PCB118	92.65	1.00	4.6	2.8 – 7.5	46.2	4.2	2.4 – 6.7	53.6
PCB138~158	97.16	1.00	9.8	5.7 – 17.4	95.4	9.6	5.4 – 16.2	176.3
PCB146	60.38	1.00	1.4	<LOD - 2.8	19.0	1.3	<LOD - 2.6	29
PCB153	97.44	1.00	16.8	9.8 – 28.2	141.1	16	9.2 – 27.2	234.4
PCB156	67.92	1.00	1.9	<LOD - 3.7	27.3	1.8	<LOD - 3.4	50.3
PCB157**	20.55	1.00	<LOD	<LOD - <LOD	7.5	<LOD	<LOD - <LOD	10.3
PCB167**	22.37	1.00	<LOD	<LOD - <LOD	6.7	<LOD	<LOD - <LOD	8.7
PCB170	88.88	1.00	4.5	2.3 – 7.8	40.8	4.3	2.3 – 7.6	55.2
PCB178**	32.35	1.00	<LOD	<LOD - 1.3	8.6	<LOD	<LOD - 1.1	13.2
PCB180	97.57	1.00	11.8	6.3 – 21.2	89.0	11.4	6.4 – 20.3	153.9
PCB183	54.11	1.00	1.1	<LOD - 2.4	13.0	1.1	<LOD - 2.3	19.4
PCB187	78.77	1.00	3.4	1.6 – 6.2	35.3	3.4	1.6 – 6.1	77.6
PCB189*	5.46	1.00	<LOD	<LOD - <LOD	2.9	<LOD	<LOD - <LOD	6.9
PCB194	71.70	1.00	2.3	<LOD - 4.6	24.7	2.3	<LOD - 4.5	35.6
PCB196~203	83.61	1.00	2.6	1.3 – 4.8	27.4	2.7	<LOD - 4.7	45.0
PCB199	73.45	1.00	2.4	<LOD - 4.8	32.4	2.4	1.1 – 4.6	60.9
PCB206**	38.95	2.30	<LOD	<LOD - 3.1	21.1	<LOD	<LOD - 3.0	30.9
PCB209**	29.78	1.00	<LOD	<LOD - 1.0	6.8	<LOD	<LOD - 1.0	15.6

Abbreviation: LOD, limit of detection concentration.

^*PCBs have <20% detected values, excluded from any regression analyses

^**PCBs have <50% detected values, excluded from mixture analyses