What are my chances of becoming pregnant?

Your chances of becoming pregnant: (typical use during the first year)

• No birth control used: 85%
• Barrier contraception
• Cervical cap with spermicide: 20 - 40%
• Vaginal sponge: 20 - 40%
• Spermicides alone: 26%
• Female condom alone: 21%
• Diaphragm with spermicide: 20%
• Male condom alone: 14%
• Periodic abstinence: 25%
• Withdrawal: 19%
• Combined hormonal: estrogen/progesterone contraception
• Estrogen/Progesterone oral contraceptives (birth control pills): 5%
• Estrogen/Progesterone vaginal ring contraceptive (NuvaRing): < 1 -2%
• Estrogen/Progesterone contraceptive injection (Lunelle): 1%
• Estrogen/Progesterone contraceptive patch (Evra): 1%
• IUD: < 1 - 2%
• Progesterone only contraception
• Progesterone oral contraceptive (Micronor): 6%
• Progesterone implants (Norplant):
• <1% >Progesterone injection (DepoProvera):
• <1% >Sterilization - tubal sterilization (Female):
• <1% >Sterilization - vasectomy (Male):
• <1% >Total abstinence: 0%

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