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2001 JUN 21 -- (NewsRx Network) -- Researchers at the University of Texas Southwestern Medical Center at Dallas have shown that labor induction alone does not increase the probability of cesarean section in pregnant women who exceed their due date.
The rate of labor induction in the United States has increased steadily since 1989. Currently about one in five women undergoes labor induction, with the highest rates occurring in women who are at least one week past their due dates (at least 41 weeks gestation).
In an article published in the May 31, 2001, issue of the Journal of Obstetrics and Gynecology, Dr. James Alexander, assistant professor of obstetrics and gynecology at UT Southwestern, and his colleagues report that cesarean deliveries were, in fact, increased in patients whose labors were induced, but this was due to risk factors intrinsic to the patient, rather than to labor induction itself.
Correcting for risk factors like first-time pregnancy, undilated cervix prior to induction and epidural analgesia, the physicians concluded that these circumstances, not induction of labor per se, accounted for the increase in cesarean deliveries.
Physicians examined 1,325 women in a special post-term clinic at Parkland Memorial Hospital between December 1, 1997, and April 4, 2000. These women had reached 41 weeks ...