This information will let you know which method of birth control has the highest reliability and efficiency and which one you should avoid to use.
| Birth control methods |
Reliability/Efficiency |
| Tubal ligation /vasectomy | 99.6 – 100% |
| IUD "Mirena" | 99.8 – 100% |
| Copper IUD | 98 – 99.7% |
| Injectables | 99.4 – 99.9% |
| Birth control pills | 99.8 – 100% |
| Contraceptive patch | 92 – 99.7% |
| Contraceptive ring | 92 – 99.1% |
| Progestin-only pills | 92 – 98% |
| Cervical cap | 90 – 95% |
| Male condom | 88 – 95.8% |
| Female condom | 79 – 95% |
| Natural family planning | 80 – 86.6% |
| Spermicides | 79 – 99.7% |
| Emergency contraception | 75 – 80% (onetime) |
| No birth control | 15 – 56.9% |
