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  2. Demographics of the United States - Wikipedia

    en.wikipedia.org/wiki/Demographics_of_the_United...

    The birth rate is 11.0 births/1,000 population, as of 2020. This was the lowest birth rate since records began. There were 3,613,647 births in 2020, this was the lowest number of births since 1980. 11.0 births/1,000 population per year (final data for 2020). 11.4 births/1,000 population per year (final data for 2019).

  3. Birth rate - Wikipedia

    en.wikipedia.org/wiki/Birth_rate

    The birth rate in Germany is only 8.3 per thousand, lower than the UK and France. Ireland. In Europe as of July 2011, Ireland's birth rate was 16.5 per 1000 (3.5 percent higher than the next-ranked country, the UK). Japan Historic population of Japan (1920–2010) with projected population (2011–2060).

  4. Fetal viability - Wikipedia

    en.wikipedia.org/wiki/Fetal_viability

    Fetal viability is the ability of a human fetus to survive outside the uterus. Viability depends upon factors such as birth weight, gestational age, and the availability of advanced medical care. In low-income countries, more than 90% of extremely preterm newborns (less than 28 weeks gestational age) die due to a lack of said medical care; in ...

  5. Late termination of pregnancy - Wikipedia

    en.wikipedia.org/wiki/Late_termination_of_pregnancy

    A 2015 study found that even with active treatment, no infants born at less than 22 weeks survived, but an infant born at 21 weeks and one day in April of 2021 did survive his premature birth. At 23 weeks survival without severe impairment is less than 2%, and at 25 weeks, up to 30% might survive without severe impairment.

  6. Pregnancy rate - Wikipedia

    en.wikipedia.org/wiki/Pregnancy_rate

    Pregnancy rate. Pregnancy rate is the success rate for getting pregnant. It is the percentage of all attempts that leads to pregnancy, with attempts generally referring to menstrual cycles where insemination or any artificial equivalent is used, which may be simple artificial insemination (AI) or AI with additional in vitro fertilization (IVF).

  7. Stillbirth - Wikipedia

    en.wikipedia.org/wiki/Stillbirth

    Stillbirth is typically defined as fetal death at or after 20 or 28 weeks of pregnancy, depending on the source. [1] [2] : Overview tab, [8] It results in a baby born without signs of life. [9] A stillbirth can often result in the feeling of guilt or grief in the mother. [10] The term is in contrast to miscarriage, which is an early pregnancy ...

  8. Perinatal mortality - Wikipedia

    en.wikipedia.org/wiki/Perinatal_mortality

    The World Health Organization defines perinatal mortality as the "number of stillbirths and deaths in the first week of life per 1,000 total births, the perinatal period commences at 22 completed weeks (154 days) of gestation, [3] and ends seven completed days after birth", [4] but other definitions have been used. [5]

  9. Pregnancy - Wikipedia

    en.wikipedia.org/wiki/Pregnancy

    Frequency. 213 million (2012) [11] Deaths. 230,600 (2016) [12] Pregnancy is the time during which one or more offspring develops ( gestates) inside a woman 's uterus (womb). [4] [13] A multiple pregnancy involves more than one offspring, such as with twins. [14]