"Births delivered preterm [less than 37 weeks] are at the greatest risk of adverse outcome, but risk is also elevated for early term [37-38 weeks], compared with full-term births [39-40 weeks]," Ms. Martin told The Washington Times.
CDC report finds surge in early births, shorter pregnancies
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"Smoking during pregnancy is a known risk factor for poor pregnancy outcome and, therefore, declines in maternal smoking of this magnitude and across age, maternal race and Hispanic groups and across all of the U.S. states are positive findings," Joyce Martin, a CDC statistician and author of the report, told The Washington Times.
Study finds fewer moms smoking during pregnancy
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