Failure Rates of Contraceptives

Number of Women Out of One Hundred Experiencing Unintended Pregnancy While Using Contraception

Key:
1 Woman Becomes Pregnant:
All 100 Women Become Pregnant:
Typical Use:	Failure rates for women when contraception is not used every time they have sexual intercourse and/or it is not used according to instructions every time.
Perfect Use:	Failure rates for women when contraception is used every time they have sexual intercourse and it is used according to instructions every time.

Male Condoms:
Out of 100 Women Using this Method
Typical Use: 14 Women Become Pregnant
Perfect Use: 3 Women Become Pregnant
Withdrawal:
Out of 100 Women Using this Method
Typical Use: 19 Women Become Pregnant
Perfect Use: 4 Women Become Pregnant
Oral Contraceptives - Combination:
Out of 100 Women Using this Method
Typical Use: 5 Women Become Pregnant
Perfect Use: Less than 1 Woman Becomes Pregnant
Oral Contraceptives - Progestin-Only:
Out of 100 Women Using this Method
Typical Use: 5 Women Become Pregnant
Perfect Use: 3 Women Become Pregnant
Hormonal Injections - Depo Provera:
Out of 100 Women Using this Method
Typical Use: Less than 1 Woman Becomes Pregnant
Perfect Use: Less than 1 Woman Becomes Pregnant
Estrogen/Progestin Hormonal Injections (not currently available in US):
Out of 100 Women Using this Method
Typical Use: Less than 1 Woman Becomes Pregnant
Perfect Use: Less than 1 Woman Becomes Pregnant
Hormonal Implants:
Out of 100 Women Using this Method
Typical Use: Less than 1 Woman Becomes Pregnant
Perfect Use: Less than 1 Woman Becomes Pregnant
Hormone Patch - Ortho-Evra:
Out of 100 Women Using this Method
Typical Use: Less than 1 Woman Becomes Pregnant
Perfect Use: Less than 1 Woman Becomes Pregnant
Vaginal Hormonal Ring - NuvaRing:
Out of 100 Women Using this Method
Typical Use: Not yet known	**
Perfect Use: Less than 1 Woman Becomes Pregnant
Spermicides:
Out of 100 Women Using this Method
Typical Use: 26 Women Become Pregnant
Perfect Use: 6 Women Become Pregnant
Contraceptive Sponge:
Out of 100 Women Using this Method
Typical Use: 13 Women Become Pregnant
Diaphragm:
Out of 100 Women Using this Method
Typical Use: 20 Women Become Pregnant
Perfect Use: 6 Women Become Pregnant
Cervical Caps:
Out of 100 Women Using this Method
Typical Use: 18 Women Become Pregnant
Perfect Use: 6 Women Become Pregnant
Female Condoms:
Out of 100 Women Using this Method
Typical Use: 21 Women Become Pregnant
Perfect Use: 5 Women Become Pregnant
Copper IUDs (Intrauterine Devices):
Out of 100 Women Using this Method
Typical Use: Less than 1 Woman Becomes Pregnant
Perfect Use: Less than 1 Woman Becomes Pregnant
IUDs (Intrauterine Devices):
Out of 100 Women Using this Method
Typical Use: 3 Women Become Pregnant
Perfect Use: 3 Women Become Pregnant
Lactational Amenorrhea Method:
Out of 100 Women Using this Method
Typical Use: 2 Women Become Pregnant
Perfect Use: 2 Women Become Pregnant
Natural Family Planning:
Out of 100 Women Using this Method
Typical Use: 24 Women Become Pregnant
Perfect Use: 2 to 9 (average 6) Women Become Pregnant
Female Sterilization:
Out of 100 Women Using this Method
Typical Use: Less than 1 Woman Become Pregnant
Perfect Use: Less than 1 Woman Become Pregnant
No Contraceptive Method:
Out of 100 Women Using this Method
Typical Use: 85 Women Become Pregnant