Table 3: Phytoestrogen concentration during pregnancy by sex of fetus.

         Phytoestrogen concentration during pregnancy by sex of fetus
SexNMeanStandard deviationStandard error mean

Amniotic fluid daidzeinMale1520.410.820.07
Female1360.851.880.16
Amniotic fluid genisteinMale1520.551.250.10
Female1361.042.270.19
Serum during pregnancy daidzeinMale1182.7713.361.23
Female943.0812.711.31
Serum during Pregnancy genisteinMale1185.1627.232.51
Female945.3627.332.82
Serum at birth daidzeinMale550.751.690.23
Female421.828.071.25
Serum at birth genisteinMale560.681.560.21
Female432.5512.691.94
Cord serum daidzeinMale372.668.281.36
Female362.025.770.96
Cord serum genisteinMale453.2711.641.73
Female382.087.701.25
Breast milk daidzeinMale430.361.410.21
Female460.160.490.07
Breast milk genisteinMale420.872.860.44
Female420.361.210.19