Modifiable risk factors of obstetric anal sphincter injury in primiparous women: a population–based cohort study

Medicin og biovidenskab

• Anal Canal 66%
• Body Mass Index 5%
• Cohort Studies 40%
• Confidence Intervals 26%
• Epidural Analgesia 18%
• Episiotomy 51%
• Gestational Age 6%
• Head 5%
• Health Care Outcome Assessment 4%
• Incidence 10%
• Induced Labor 9%
• Logistic Models 4%
• Obstetrical Vacuum Extraction 13%
• Obstetrics 53%
• Odds Ratio 28%
• Oxytocin 8%
• Parturition 5%
• poly(divinyl-co-N-vinylpyrrolidinone) 100%
• Population 5%
• Registries 5%
• Retrospective Studies 4%
• Shoulder Dystocia 11%
• Surgical Instruments 7%
• Vacuum 42%
• Wounds and Injuries 28%