Method

Chances of getting pregnant with typical use

Chances of getting pregnant with perfect use

No Method

85%

85%

Fertility Awareness Based Methods

24%

0.4-0.5%

Male Condom

24%

0.4-0.5%

Female Diaphragm

12%

6%

Progestin-only-pill

9%

0.3%

Combined Hormonal Contraception

9%

0.3%

Progestin-only-injectable

6%

0.2%

Copper-Intrauterine Device

08%

0.6%

Levonorgesterol Intrauterine Device System

0.2%

0.2%

Progestogen-only Implant

0.05%

0.0.5%

Female Sterilization

0.5%

0.5%

Vasectomy

0.15%

0.1%