From: Associations between exposure to cadmium, lead, mercury and mixtures and women’s infertility and long-term amenorrhea
Amenorrhea
Menstruating
Total
% of women with amenorrhea by infertility status
p-value
Infertile
9
222
231
3.9%
0.29
Fertile
94
1593
1687
5.6%
103
1815
1918
% of women who are infertile by menstrual status
8.7%
12.2%