Method | Pregnancy Rate with Perfect Usage (%) | Pregnancy Rate with Typical Usage (%) |
Spermicides | 18 | 29 |
Contraceptive Sponge (No Childbirth) | 9 | 16 |
Contraceptive Sponge (With Childbirth) | 20 | 32 |
Male Condom | 2 | 17.4 |
Female Condom | 5 | 27 |
Fertility Awareness Methods | 1-9 | 25.3 |
Diaphragm | 6 | 16 |
IUD (Copper-Paraguard) | 0.6 | 1.0 |
IUD (Hormonal-Mirena) | 0.1 | 0.1 |
Combination birth control pills | 0.3 | 8.7 |
Contraceptive skin patch (Ortho Evra) | 0.3 | 8 |
Contraceptive vaginal ring (Nuvaring) | 0.3 | 8 |
Depo-provera Injection(DMPA) | 0.3 | 6.7 |
Implant (Implanon) | 0.05 | 1.0 |
Female Sterilization | 0.5 | 0.7 |
Male Sterilization | 0.1 | 0.2 |
Withdrawal | 4.0 | 18.4 |
No Method | 85 | 85 |