Table 4.

Spearman rank correlations of PCBs (lipid adj.) and thyroid function of mothers and newborns in the EHF-Assaf-Harofeh-Ichilov birth cohort, Israel, 2013–2015 (n = 157).

		Maternal TSH	Maternal FT4	Maternal	Maternal	NB T4
				Tg Ab	TPO Ab
PCB 118 (ng/g lipids)	r	−0.019	0.021	0.029	−0.015	0.131
	p	0.814	0.798	0.717	0.849	0.102
PCB 138 (ng/g lipids)	r	−0.022	0.003	0.099	0.083	0.118
	p	0.789	0.975	0.217	0.299	0.142
PCB 153 (ng/g lipids)	r	−0.028	0.030	0.102	0.084	0.100
	p	0.730	0.710	0.204	0.296	0.212
PCB 180 (ng/g lipids)	r	−0.045	0.031	0.081	0.055	0.043
	p	0.573	0.704	0.311	0.493	0.597
Sum PCBs (ng/g lipids)	r	−0.024	0.025	0.090	0.064	0.093
	p	0.763	0.760	0.260	0.428	0.249
Male ( N = 85)
PCB 118 (ng/g lipids)	r	−0.074	0.038	0.077	−0.075	0.250
	p	0.501	0.730	0.481	0.495	0.021#
PCB 138 (ng/g lipids)	r	−0.101	0.093	0.152	0.005	0.247
	p	0.360	0.397	0.166	0.963	0.022#
PCB 153 (ng/g lipids)	r	−0.096	0.103	0.176	0.031	0.232
	p	0.382	0.347	0.107	0.781	0.032#
PCB 180 (ng/g lipids)	r	−0.083	0.101	0.185	0.042	0.194
	p	0.450	0.359	0.090	0.705	0.076
Sum PCBs (ng/g lipids)	r	−0.080	0.099	0.164	0.015	0.225
	p	0.465	0.369	0.133	0.894	0.039#
Female ( N = 72)
PCB 118 (ng/g lipids)	r	0.047	0.009	−0.004	0.053	−0.066
	p	0.693	0.938	0.972	0.661	0.582
PCB 138 (ng/g lipids)	r	0.072	−0.082	0.056	0.180	−0.063
	p	0.548	0.496	0.640	0.129	0.600
PCB 153 (ng/g lipids)	r	0.040	−0.022	0.040	0.144	−0.084
	p	0.737	0.852	0.740	0.229	0.481
PCB 180 (ng/g lipids)	r	0.016	−0.025	0.000	0.065	−0.170
	p	0.894	0.833	0.997	0.588	0.153
Sum PCBs (ng/g lipids)	r	0.040	−0.025	0.029	0.126	−0.089
	p	0.739	0.838	0.810	0.293	0.457

r, Spearman's rho.

p, p-value.

^#P < 0.05.

TSH, Thyroid-stimulating hormone; FT4, Free Thyroxine; Tg Ab, Thyroglobulin autoantibodies; TPO Ab, Thyroid peroxidase antibodies; NB T4, newborn total thyroxine; PCB, polychlorinated biphenyl.

Bold: p-value < 0.05.