effectiveness of birth control methods

birth control methods most effective/less than 1 pregnancy per 100 women in a year

implant - reversible

iud - reversible

sterilization - permanent

implant

0.05 percent

approved for up to 3 years of use

iud

0.2-0.8 percent

hormonal approved for up to 3-7 years of use

copper approved for up to 10 years of use

sterilization

0.15-0.5 percent

available for women and men

6-12 pregnancies per 100 women in a year

injection

pill

patch

vaginal ring

diaphragm

injection

6 percent

get a shot on time every 3 months

pill

9 percent

take a pill on time each day

patch

9 percent

change patch every week

vaginal ring

9 percent

change ring every month

diaphragm

12 percent

use each time you have sex

must be refitted after childbirth

18 or more pregnancies per 100 women in a year

male condom

female condom

cervical cap

sponge

fertility awareness-based methods

spermicide

male condom

18 percent

use each time you have sex

protects against hiv and other stis

femal condom

21 percent

use each time you have sex

protects against hiv and other sti’s

cervical cap

17-23 percent

use each time you have sex

sponge

12-24 percent

use each time you have sex

fertility-awareness-based methods

24 percent

requires training, use a barrier method or abstain from sex periodically

spermicide

28 percent

use each time you have sex