CFD 135 Lecture Notes - Lecture 10: Stay Cool, Gamete, Fallopian Tube
Document Summary
Chapter 10 - becoming parents: choices and challenges. Crude birth rate - the number of children per 100 women per year. Fertility rate - average number of live births/woman, in a given population per year. 2004: birthrates for teens reach a historic low. 2006: slight upstick to 42/1000 (15-19 years - all) Highest: african american 64/1000 (15-19 years) Lowest: asian american 19/1000 (15-19 years) Us has a higher rate than other western countries. It is a big deal for these reasons. Of all births in the us, ~39% were to unmarried women in 2006. Of african american births in the us, 75% were to unmarried women. Women in the their 20s are in the peak of their childbearing years and account for most births. Reflects the cultural trend of delaying childbearing to establish careers. For a woman, average of first birth - 25 years.
