| Maternal age is a risk factor for preterm birth, with higher preterm birth rates found among the youngest and oldest mothers in the U.S. | | During 2013-2015 (average) in Montana, preterm birth rates were highest for women ages 40 and older (11.6%), followed by women under age 20 (9.6%), ages 20-29 (8.8%) and ages 30-39 (8.8%). | | Of all infants born during 2013-2015 (average), 6.6% were to mothers under the age of 20, 55.3% were to mothers ages 20-29 years, 36.0% were to mothers ages 30-39 years, and 2.1% were to mothers ages 40 and older. |
March of Dimes 2020 Goal
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Reduce preterm births to no more than 8.1% of live births.
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For more information, see here.
Healthy people 2020
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Preterm births: reduce to no more than 11.4% of live births.
Source
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National Center for Health Statistics, final natality data.
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Retrieved February 18, 2019, from www.marchofdimes.org/peristats.
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