Table 3. Maternal excretion of in ng/kg/day, by trimester of pregnancy (with ICE imputations).

Metabolite	Trimester	N	N(%) <LOD	AM	SE	Min	25%	Median	75%	Max
TCPy	T=2	140	3(2.1)	24.07	1.59	0.00056	11.41	19.62	31.45	131.52
	T=3	138	8(5.8)	29.34	3.16	0.0005	12.68	20.45	34.39	334.72
	Overall	278	11(4)	26.69	1.77	0.0005	11.80	19.76	33.97	334.72
IMPy	T=2	140	118(84)	3.13	1.05	0.00024	0.00037	0.00041	0.00049	116.51
	T=3	138	118(86)	4.79	1.85	0.00021	0.00035	0.00038	0.00046	202.14
	Overall	278	236(85)	3.96	1.06	0.00021	0.00036	0.0004	0.00048	202.14
3PBA	T=2	140	7(5)	18.73	4.44	0.00072	3.91	7.28	16.18	568.99
	T=3	138	15(11)	12.05	1.33	0.00065	3.88	8.36	13.16	100.56
	Overall	278	22(8)	15.41	2.33	0.00065	3.90	8.05	14.31	568.99
4F-3PBA	T=2	140	115(82)	1.32	0.60	0.00048	0.00074	0.00082	0.00101	81.30
	T=3	138	119(86)	0.61	0.18	0.00043	0.00068	0.00075	0.00089	15.23
	Overall	278	234(84)	0.96	0.31	0.00043	0.00071	0.00080	0.00096	81.3
DMCA1	T=2	140	137(98)	0.35	0.22	0.00096	0.0014	0.0016	0.0018	21.22
	T=3	138	135(98)	0.59	0.35	0.00086	0.0013	0.0015	0.0017	33.55
	Overall	278	272(98)	0.47	0.20	0.00086	0.0014	0.0016	0.0018	33.55
DMCA2	T=2	140	137(98)	0.69	0.44	0.00096	0.0014	0.0016	0.0018	44.91
	T=3	138	137(98)	0.10	0.10	0.00086	0.0013	0.0015	0.0017	14.28
	Overall	278	274(99)	0.40	0.23	0.00086	0.0014	0.0016	0.0018	44.91
Cis-DCCA	T=2	140	65(46)	7.31	1.32	0.0011	0.0016	2.56	10.32	133.29
	T=3	138	75(54)	4.54	0.55	0.001	0.0015	0.0019	8.26	28.70
	Overall	278	140(50)	5.94	0.72	0.001	0.0016	0.015	9.34	133.29
Trans-DCCA	T=2	140	55(39)	14.88	2.98	0.0011	0.0017	5.97	16.80	262.44
	T=3	138	61(44)	9.85	1.27	0.001	0.0015	5.10	14.30	92.59
	Overall	278	116(42)	12.38	1.63	0.001	0.0016	5.51	14.82	262.44
CIAA	T=2	140	140(100)	0.0008	<0.01	0.00048	0.00069	0.0008	0.00089	0.0011
	T=3	138	135(98)	0.48	0.43	0.0004	0.00065	0.00075	0.00084	59.01
	Overall	278	275(99)	0.24	0.21	0.00043	0.00068	0.00078	0.00088	59.01
DBCA	T=2	140	140(100)	0.0008	0	0.00048	0.00069	0.0008	0.00089	0.0011
	T=3	138	138(100)	0.00075	<0.01	0.0004	0.00065	0.00075	0.00083	0.0011
	Overall	278	278(100)	0.00078	<0.01	0.00043	0.00068	0.00078	0.00087	0.0011

Metabolites and their respective period of observance are bolded.