The association of episiotomy with obstetric anal sphincter injury--a population based matched cohort study.

The association of episiotomy with obstetric anal sphincter injury--a population based matched cohort study.

To estimate the independent association of episiotomy with obstetric anal sphincter injuries (OASIS) using first a cross-sectional and then a matched pair analysis.A matched cohort.Data was gathered from the Finnish Medical Birth Register from 2004-2011.All singleton vaginal births (n = 303,758).Wom...

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Bibliographic Details
Main Authors: Sari Räisänen, Tuomas Selander, Rufus Cartwright, Mika Gissler, Michael R Kramer, Katariina Laine, Seppo Heinonen
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2014-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC4159295?pdf=render

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