These contraceptives differ a lot in terms of efficiency. Pill/patch means that the union has fully protected you against pregnancy and if used as prescribed is as effective as tubal ligation with an over 99% effectiveness as compared to 91% if used typically.
. Condoms, which are barrier methods of birth control, have an easily achievable efficacy of about 85%. IUDs and the implants have the least probabilities of pregnancy with each having less than one percent chance of pregnancy.
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. Emergency contraceptive pills are less reliable than conventional contraception and is used only in case of missed or broken protection. Knowledge of how to use each of these approaches correctly is important if the best outcomes are to be attained.