- Hormonal Methods: When used correctly, they are over 90% effective. For example, the pill is 99.7% effective with perfect use but about 91% effective with typical use. - Barrier Methods: Condoms are about 85% effective with typical use, but this can be increased with proper and consistent application. - IUDs: Both hormonal and copper IUDs are more than 99% effective. - Natural Methods: These are less effective, with success rates varying between 75% to 88% depending on the method and user compliance. - Permanent Methods: Nearly 100% effective, but they are irreversible.
