In United States, about40% women use permanent sterilization, 27% use oral contraceptive, 20% women use condoms, 3% use progestin injections and less than 1%women use intra-uterine devices (IUD’s).
Contraception failure rates rangefrom 5-27% for Rhythm and Withdrawal methods, 0.1-3% for oralcontraceptives and IUD’s, 1% for injection (Depo) and implants (Norplant).
Oral contraceptive pills remain the most popular type of birth control.They are 92-99.7% effective.But remember that they do not protect against sexually transmitted diseases (STD’s) and HIV.