CONFERENCE PROCEEDING
Examining the impact of modes of birth on long-term postpartum physical and psychological maternal health leveraging natural language processing of unstructured primary care EHR data
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1
University Medical Center Groningen, Primary and Long-term Care- section Midwifery Science FemHealthData, Groningen, Netherlands
2
University Medical Center Groningen, Primary and Long-term Care, Groningen, Netherlands
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Radboud University Medical Center, Department of Primary and Community Care, Nijmegen, Netherlands
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Maastricht University, Department of Family Medicine, Maastricht, Netherlands
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Leiden University Medical Centre, Department of Public Health and Primary care, Leiden, Netherlands
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University Medical Center Groningen, Department of Obstetrics and Gynaecology, Groningen, Netherlands
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Amsterdam UMC- location Vrije Universiteit Amsterdam, Department of Midwifery Science- Amsterdam Public Health Quality of Care, Amsterdam, Netherlands
Eur J Midwifery 2026;10(Supplement 1):A457
ABSTRACT
BACKGROUND:
Preliminary results: analysis is still in progress. Results will be complete and presented at the ICM conference.
Long-term maternal health problems following birth can persist well beyond six weeks postpartum, yet research on outcomes beyond this period remains limited. To date, no nationwide studies have combined large-scale electronic health records (EHR) from perinatal and primary care to assess long-term maternal postpartum health problems.
OBJECTIVES:
We aim to examine physical and psychological maternal health outcomes from six weeks to three years postpartum, using a nationwide linkage of perinatal data and general practitioner (GP) EHRs. Our objective is to identify and differentiate long-term postpartum health patterns by birth modes (i.e., spontaneous vaginal, instrumental vaginal, or caesarean section - CS), providing clinically relevant insights.
METHODS:
This retrospective, population-based cohort study integrates Dutch perinatal healthcare data (Perined/DIAPER, 2015–2020) with EHRs from 93 Dutch GP practices (2015–2023). The cohort includes women aged 18-49 years who gave birth to a term singleton (37–42 weeks). GP data include structured symptoms and diagnoses (International Classification of Primary Care codes) and unstructured clinical notes, processed using natural language processing to identify the main clinical topic per GP contact. Women were stratified by parity (primiparous and multiparous), and multivariable regression analyses estimated crude and adjusted associations between birth mode and both structured ICPC codes and extracted topics.
RESULTS:
We identified 22,701 women; 10,802 primiparous women (67% spontaneous vaginal, 15% instrumental vaginal, 18% CS; 289,234 GP contacts) and 11,899 multiparous women (82% spontaneous vaginal, 3% instrumental vaginal, 16% CS; 326,525 contacts). We identified 146 topics.
CONCLUSIONS:
This study offers a novel, large-scale perspective on long-term postpartum maternal health using EHRs.
KEY MESSAGE:
Findings may inform clinical guidelines, birth planning decisions, and guide timely care-seeking in GP care.
Poster session 1 (Group A)