Contraceptive Failure Rates
Contraceptive Failure Rates
The following table lists the effectiveness rates of each method. This table lists the estimated percentage of all women who will have an unplanned pregnancy in the 1st year of use. Perfect use assumes women using a method consistently and correctly each and every time. Typical use accounts for normal variations from perfect use such as breakage of condoms or forgetting to take a birth control pill. This information should enter into your decision making process:
No Method (Chance)
|
85.00
|
85.00
|
Spermicides
|
29.00
|
15.00
|
Abstinence
|
25.00
|
0.00
|
Natural Family Planning
|
25.00
|
<3.00
|
Withdrawal
|
27.00
|
4.00
|
Diaphragm
|
20.00
|
5.00
|
Condom, female
|
20.00
|
5.00
|
Condom, male
|
15.00
|
2.00
|
Birth Control Pill
|
8.00
|
0.30
|
Progestin-only Pill (minipill)
|
8.00
|
0.30
|
IUD, with hormones
|
0.10
|
0.10
|
IUD, with copper
|
0.80
|
0.60
|
Injectable Contraception
|
0.30
|
0.30
|
Female Sterilization
|
0.50
|
0.50
|
Male Sterilization
|
0.15
|
0.10
|