Our focus on 37 39 year old women follows the rationale of trying to quantify the persistent effect of the crisis on fertility, focusing on women close to the end of their reproductive life for whom a postponed birth likely means a lost child due to the biological difficulties in conceiving after the age of 40.
The study examined the effect the life-long vegetarian diet on male fertility and focused on vegetarians living in the Loma Linda blue zone, a demographic area known for life longevity.
Prior work in the area of HIV and fertility has focused on pregnancy and not on the pre-conception pregnancy planning stage.
The majority of existing studies on social capital as a determinant of (low) fertility has focused on ex-communist Eastern European countries.
Much of the existing research on socioeconomic status and fertility has focused on the role of opportunity costs in childbearing decisions, arguing that women who have more children simply have less to lose by having each additional child (Becker 1991).
Existing studies on women and fertility mainly focus on analyzing population economics in terms of women's fertility will and fertility behavior (Hehui 1995; Hu 2010; Chen and Zhang 2003).
In short, it can be concluded that programs should aim to reduce fertility by focusing on all these identified predictors so that fertility as well as infant and maternal mortality and morbidity can be decreased and the overall well-being of the family maintained and enhanced.
It seems that high-educated people have objectives other than fertility to focus on.
The closed-ended questions on fertility desires focussed on the number of children born, whether the woman would like to have another child or not, their desired number of children and when they would like to have their next child.
Previous fertility preservation efforts focused on embryo rather than oocyte storage because the latter was deemed inefficient.
