Women who went through this protocol had
similar numbers of pregnancies to a control group that didn't use birth control.
Not exact matches
Their responses were compared to 301 control women, who were a
similar number of weeks along but with ongoing
pregnancies.
However, menopausal women have stress incontinence in
similar numbers, regardless
of the
number of pregnancies they had or the type
of delivery.
While much recent research has not been published in this area, there is actually a long history
of studies that show: (1) there is a significant
number of antigens shared between tumors and embryonic tissues (called «oncofetal antigens») and, consequently, antibodies made against tumors can also recognize embryonic tissues, and vice versa; (2)
pregnancy confers some immunity against cancer (accompanied by antibody production against oncofetal antigens), not only against its occurrence but also against its growth; (3)
similar to
pregnancy, an immune response against cancer can be generated by vaccinating animals with embryonic tissues.
We estimated the
numbers of unintended
pregnancies, unplanned births and abortions that were averted by the provision
of publicly funded contraceptive care in 2015 using a methodology
similar to that used for previous estimates.6 We began with the
number of women who received publicly supported contraceptive care in 2015.