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  2. Comparison of birth control methods - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_birth...

    Effectiveness of contraceptive methods with respect to birth control. Only condoms are useful to prevent sexually transmitted infections. There are many methods of birth control (or contraception) that vary in requirements, side effects, and effectiveness. As the technology, education, and awareness about contraception has evolved, new ...

  3. Creighton Model FertilityCare System - Wikipedia

    en.wikipedia.org/wiki/Creighton_Model_Fertility...

    Effectiveness [ edit ] For avoiding pregnancy, the perfect-use failure rate of Creighton was 0.5%, which means that for each year that 1,000 couples using this method perfectly, that there are 5 unintended pregnancies.

  4. Decrement table - Wikipedia

    en.wikipedia.org/wiki/Decrement_table

    Life table methods are often used to study birth control effectiveness. In this role, they are an alternative to the Pearl Index.. As used in birth control studies, a decrement table calculates a separate effectiveness rate for each month of the study, as well as for a standard period of time (usually 12 months).

  5. The most common birth control methods and how effective they ...

    www.aol.com/lifestyle/most-common-birth-control...

    Oral contraceptives are the second most common form of birth control in the U.S., with nearly 13% of women on birth control using it. The Pill may also help lessen period cramps and heavy bleeding ...

  6. Birth control - Wikipedia

    en.wikipedia.org/wiki/Birth_control

    Birth control, also known as contraception, anticonception, and fertility control, is the use of methods or devices to prevent pregnancy. [1] [2] Birth control has been used since ancient times, but effective and safe methods of birth control only became available in the 20th century. [3]

  7. Hormonal contraception - Wikipedia

    en.wikipedia.org/wiki/Hormonal_contraception

    The SERM ormeloxifene is less effective than the steroid hormone methods; studies have found a perfect-use failure rate near 2% per year. [11] [12] Long-acting methods such as the implant and the IUS are user-independent methods. [13] For user-independent methods, the typical or actual-use failure rates are the same as the method failure rates ...

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