The authors add that these guidelines also will be helpful to others creating and providing medical information on the Web, as well as to viewers who want to know what to look for as they search for high-quality medical information. Go back to the top. The rate of preterm delivery in the second pregnancy increased as the length of the first pregnancy decreased for both black and white women. Although a substantial percentage of women whose first delivery is preterm will have a second preterm delivery, most will subsequently have a term delivery. According to background information in the article, in 1997 in the United States, approximately 10 percent of white newborns and 18 percent of black newborns were delivered preterm.
Preterm birth increases the risks for infant illness and death.
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