Percentage of women using modern contraception as of 2010. Globally approximately 45% of those who are married and able to have children use contraception. As of 2007, IUDs were used by about 17% of women of child bearing age in developing countries and 9% in developed countries or more than 180 million women worldwide. Avoiding sex when fertile is used by about 3.6% of women of childbearing age, with usage as high as 20% in areas of South America. As of 2005, 12% of couples are using a male form of contraception (either condoms or a vasectomy) with rates of up to 30% in the developed world. As of 2012, 57% of women of child bearing age wanted to avoid pregnancy (867 of 1520 million). About 222 million women however were not able to access birth<unk> , 53 million of whom were in sub-Saharan Africa and 97 million of whom were in Asia. Many countries limit access to birth<unk>  due to the religious and political reasons.
Prevalence of birth control
Childbirth positions
Prevalence of mental disorders
Prevalence of teenage pregnancy
Classification of childhood weight
Prevalence of tobacco use
Classification of obesity
Prevalence of circumcision