Pregnancy

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Prolonged pregnancy

Australia

• NSW Health
  • Maternity – Management of Pregnancy Beyond 41 Weeks Gestation

• SA Health
  • Prolonged Pregnancy

Austria, Germany, Switzerland

• Geburtshilfe und Frauenheilkunde
  • S1-Guideline: Management of Late-term and Post-term Pregnancy [2014]

Canada

• Association of Ontario Midwives
  • Management of the Uncomplicated Pregnancy Beyond 41+0 Weeks' Gestation [2021]

• Society of Obstetricians and Gynaecologists of Canada
  • Guidelines for the Management of Pregnancy at 41+0 to 42+0 Weeks [2017]

China

• Paediatric and Perinatal Epidemiology
  • Association between postterm birth and adverse growth outcomes in children aged 3-6 years: A national retrospective cohort study [2025]

Denmark

• Acta Obstetricia et Gynecologica Scandinavica
  • Risk of complications in the late vs early days of the 42nd week of pregnancy: A nationwide cohort study [2022]

• BMJ Open
  • Routine induction in late-term pregnancies: follow-up of a Danish induction of labour paradigm [2019]

France

• Acta Obstetricia et Gynecologica Scandinavica
  • Meconium-stained amniotic fluid and neonatal morbidity in nulliparous patients with prolonged pregnancy [2023]

International

• BMC Pregnancy and Childbirth
  • Membrane sweeping in term pregnancy to promote spontaneous labor and prevent post-term pregnancy: a systematic review and meta-analysis [2025]

• Reproductive Health
  • Management of pregnancy at and beyond 41 completed weeks of gestation in low-risk women: a secondary analysis of two WHO multi-country surveys on maternal and newborn health [2017]

• World Association of Perinatal Medicine
  • Guidelines for the management of postterm pregnancy [2010]

Netherlands

• Acta Obstetricia et Gynecologica Scandinavica
  • Does induction of labor at 41 weeks (early, mid or late) improve birth outcomes in low-risk pregnancy? A nationwide propensity score-matched study [2023]
  • Risk of adverse pregnancy outcomes of late- and postterm pregnancies in advanced maternal age: A national cohort study [2020]

• BMC Pregnancy and Childbirth
  • Management of late-term pregnancy in midwifery- and obstetrician-led care [2019]
  • Perinatal death beyond 41 weeks pregnancy: an evaluation of causes and substandard care factors as identified in perinatal audit in the Netherlands [2018]

Sweden

• Acta Obstetricia et Gynecologica Scandinavica
  • Improved neonatal outcome after active management of prolonged pregnancies beyond 41+2 weeks in nulliparous, but not among multiparous women [2017]

• PLoS Medicine
  • Maternal and perinatal outcomes after implementation of a more active management in late- and postterm pregnancies in Sweden: A population-based cohort study [2025]

United Kingdom

• National Institute for Health and Care Excellence
  • Induction of labour for prevention of prolonged pregnancy [2021]
  • Evidence review for labour after 42 weeks of pregnancy: Intrapartum care for women with existing medical conditions or obstetric complications and their babies [2019]

United States

• American College of Obstetricians and Gynecologists
  • Definition of Term Pregnancy [2013]

{Related topics}

• Topic
  • Obstetrics, perinatology