SOC312H1 Lecture Notes - Lecture 6: Demographic Transition, John Bongaarts, Miscarriage
Document Summary
Fecundity: the ability of a man, woman or couple to reproduce. Infecundity: sometimes called sterility, the opposite of fecundity; total inability to reproduce. Coital inability; temp or permanent inability to have heterosexual intercourse due to physical or psychological disease. Conceptive failure; not being able to conceive anymore. Pregnancy loss; involuntary termination of pregnancy before birth including spontaneous abortion, stillbirth, and late fetal death. Period measures of fertility are computed on the basis of current information, usually 1yr or another specific interval. Crude birth rate: measure the number of births over a period of time per. Drawbacks for cbr is it makes it impractical for comparative analysis because 1) it overlooks the effect of age on fertility 2) the mid population includes men women and children. General fertility rate: age limited measure of fertility, the number of births for women between 15-49. Total fertility rate: summary of measure of the total reproductive output for a given population during specific interval.
