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  2. Coitus interruptus - Wikipedia

    en.wikipedia.org/wiki/Coitus_interruptus

    This was a significant increase from 2012 when 4.8% of women reported the use of withdrawal as their most effective method. [33] However, when withdrawal is used in addition to or in rotation with another contraceptive method, the percentage of women using withdrawal jumps from 5% for sole use and 11% for any withdrawal use in 2002, [15] and ...

  3. Birth control - Wikipedia

    en.wikipedia.org/wiki/Birth_control

    The withdrawal method (also known as coitus interruptus) is the practice of ending intercourse ("pulling out") before ejaculation. [97] The main risk of the withdrawal method is that the man may not perform the maneuver correctly or in a timely manner. [97] First-year failure rates vary from 4% with perfect usage to 22% with typical usage. [24]

  4. Calendar-based contraceptive methods - Wikipedia

    en.wikipedia.org/wiki/Calendar-based...

    Various methods are known as the Knaus–Ogino method and the rhythm method. The standard days method is also considered a calendar-based method, because when using it, a woman tracks the days of her menstrual cycle without observing her physical fertility signs. The standard days method is based on a fixed formula taking into consideration the ...

  5. Family planning - Wikipedia

    en.wikipedia.org/wiki/Family_planning

    Family planning, as defined by the United Nations and the World Health Organization, encompasses services leading up to conception. Abortion is not typically recommended as a primary method of family planning. [8] Family planning is sometimes used as a synonym or euphemism for access to and the use of contraception. However, it often involves ...

  6. Pearl Index - Wikipedia

    en.wikipedia.org/wiki/Pearl_Index

    The Pearl Index, also called the Pearl rate, is the most common technique used in clinical trials for reporting the effectiveness of a birth control method. It is a very approximate measure of the number of unintended pregnancies in 100 woman-years of exposure that is simple to calculate, but has a number of methodological deficiencies.

  7. Family planning in the United States - Wikipedia

    en.wikipedia.org/wiki/Family_planning_in_the...

    The objective of family planning in the United States is to enable individuals to determine the number and spacing of their children and to select the means by which that target may be achieved. Doing so can bring many benefits including improved maternal health, the prevention of the spread of STDs , and decreased infant and child mortality rates.

  8. Planned Parenthood - Wikipedia

    en.wikipedia.org/wiki/Planned_Parenthood

    According to Planned Parenthood, 59 percent of the group's revenue is put towards the provision of health services, while non-medical services such as sex education and public policy work make up another 15 percent; management expenses, fundraising, and international family planning programs account for about 16 percent, and 10 percent of the ...

  9. Fertility awareness - Wikipedia

    en.wikipedia.org/wiki/Fertility_awareness

    The term natural family planning is sometimes used to refer to any use of fertility awareness methods, the lactational amenorrhea method and periodic abstinence during fertile times. A method of fertility awareness may be used by natural family planning users to identify these fertile times.