2/29/2024 0 Comments Precipitate delivery position![]() The risk of spontaneous preterm birth increases as the length of the cervix decreases. ![]() In addition, alterations in maternal vaginal flora by pathogenic organisms (e.g., Chlamydia or Trichomonas organisms, bacterial vaginosis) are associated with preterm labor. Preterm labor, followed by preterm birth, has been associated with maternal anemia urinary tract infection cigarette smoking and use of alcohol, cocaine, and other substances, all of which are potentially avoidable risk factors. Increased risk factors include poor prenatal care infections, including periodontal (dental) infections nutritional status and sociodemographics (socioeconomic status, race, and lifestyle). Because epidemiologic data have shown some risk factors to be avoidable, there are some promising avenues for both prevention and treatment. The exact cause of preterm labor is unclear however, several risk factors are known.
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