Obstetrics and gynecology
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Obstetrics and gynecology · Jul 2002
Comparative StudyPrenatal prescription of macrolide antibiotics and infantile hypertrophic pyloric stenosis.
To assess the association between prenatal antibiotics, including erythromycin, and infantile hypertrophic pyloric stenosis in a large cohort of infants. ⋯ The hypothesized association between erythromycin and infantile pyloric stenosis was not seen. Causal inference from the association between prenatal nonerythromycin macrolides and infantile hypertrophic pyloric stenosis is limited by the small number of affected children and the evidence of other differences between users of nonerythromycin macrolides and controls.
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Obstetrics and gynecology · Jul 2002
Randomized Controlled Trial Comparative Study Clinical TrialEpidural analgesia lengthens the Friedman active phase of labor.
To estimate the effect of epidural analgesia on the Friedman labor curve. ⋯ Epidural analgesia prolonged the active phase of labor by 1 hour compared with Friedman's original criteria.