"Teenage pregnancy" refers to the condition of a girl becoming pregnant during her teenage years, typically between the ages of 13 and 19. Full definition
It also has the lowest rates of teenage pregnancy of any developed nation. (religion.blogs.cnn.com)
It leads the nation in teenage pregnancy, drug and alcohol abuse, divorce, domestic violence, unemployment, obesity and general stupidity. (religion.blogs.cnn.com)
Let us assume we want to compare teenage pregnancy rates in those areas that have introduced the policy and those that have not. (faith.org.uk)