Phytoestrogens in Human Pregnancy

Table 3

Phytoestrogen concentration during pregnancy by sex of fetus.

Phytoestrogen concentration during pregnancy by sex of fetus
	Sex	N	Mean	Standard deviation	Standard error mean
Amniotic fluid daidzein	Male	152	0.41	0.82	0.07
	Female	136	0.85	1.88	0.16
Amniotic fluid genistein	Male	152	0.55	1.25	0.10
	Female	136	1.04	2.27	0.19
Serum during pregnancy daidzein	Male	118	2.77	13.36	1.23
	Female	94	3.08	12.71	1.31
Serum during Pregnancy genistein	Male	118	5.16	27.23	2.51
	Female	94	5.36	27.33	2.82
Serum at birth daidzein	Male	55	0.75	1.69	0.23
	Female	42	1.82	8.07	1.25
Serum at birth genistein	Male	56	0.68	1.56	0.21
	Female	43	2.55	12.69	1.94
Cord serum daidzein	Male	37	2.66	8.28	1.36
	Female	36	2.02	5.77	0.96
Cord serum genistein	Male	45	3.27	11.64	1.73
	Female	38	2.08	7.70	1.25
Breast milk daidzein	Male	43	0.36	1.41	0.21
	Female	46	0.16	0.49	0.07
Breast milk genistein	Male	42	0.87	2.86	0.44
	Female	42	0.36	1.21	0.19