Older women are at an increased risk of having a child with Down syndrome. For example, among women aged 20 years, the chances of conceiving a child with Down syndrome is about one in 2,000. In comparison, among women aged 49 years, the chances of conceiving a child with Down syndrome is about one in 10. This statistic shows the incidence of Down syndrome in the United States as of 2024, by maternal age.
Number of live births per one incidence of Down syndrome in the United States as of 2024, by maternal age
Age of mother
Number of live births per one incidence of Down syndrome
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National Down Syndrome Society. (October 6, 2024). Number of live births per one incidence of Down syndrome in the United States as of 2024, by maternal age [Graph]. In Statista. Retrieved December 22, 2024, from https://www.statista.com/statistics/1497382/down-syndrome-incidence-by-age-us/
National Down Syndrome Society. "Number of live births per one incidence of Down syndrome in the United States as of 2024, by maternal age." Chart. October 6, 2024. Statista. Accessed December 22, 2024. https://www.statista.com/statistics/1497382/down-syndrome-incidence-by-age-us/
National Down Syndrome Society. (2024). Number of live births per one incidence of Down syndrome in the United States as of 2024, by maternal age. Statista. Statista Inc.. Accessed: December 22, 2024. https://www.statista.com/statistics/1497382/down-syndrome-incidence-by-age-us/
National Down Syndrome Society. "Number of Live Births per One Incidence of Down Syndrome in The United States as of 2024, by Maternal Age." Statista, Statista Inc., 6 Oct 2024, https://www.statista.com/statistics/1497382/down-syndrome-incidence-by-age-us/
National Down Syndrome Society, Number of live births per one incidence of Down syndrome in the United States as of 2024, by maternal age Statista, https://www.statista.com/statistics/1497382/down-syndrome-incidence-by-age-us/ (last visited December 22, 2024)
Number of live births per one incidence of Down syndrome in the United States as of 2024, by maternal age [Graph], National Down Syndrome Society, October 6, 2024. [Online]. Available: https://www.statista.com/statistics/1497382/down-syndrome-incidence-by-age-us/
