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Maternal and Neonatal Outcomes of Twin Deliveries: A Retrospective Study of an NHS Maternity Service

High Cesarean Rates and Preterm Births in Twin Pregnancies A study of 55 women giving birth at the East Suffolk and North Essex NHS Foundation Trust (ESNEFT) between October 2025 and June 2026 reveals a high reliance on…

Maternal and Neonatal Outcomes of Twin Deliveries: A Retrospective Study of an NHS Maternity Service

High Cesarean Rates and Preterm Births in Twin Pregnancies

A study of 55 women giving birth at the East Suffolk and North Essex NHS Foundation Trust (ESNEFT) between October 2025 and June 2026 reveals a high reliance on surgical intervention. The data indicate that 76.4% of these twin deliveries were performed via cesarean section, a statistic that highlights the clinical intensity of multiple births within the NHS.

The nine-month analysis of 110 fetuses reveals that 60.0% of these pregnancies resulted in preterm birth—delivery before 37 weeks. Of the cohort, 83.6% were dichorionic diamniotic (DCDA) pregnancies, while 16.4% were monochorionic diamniotic (MCDA).

Divergence from National Clinical Guidelines

Clinical practice at the trust frequently deviated from the guidelines set by the National Institute for Health and Care Excellence (NICE). While NICE establishes specific windows for planned births to manage risk, the study found that 52.2% of DCDA pregnancies and 77.8% of MCDA pregnancies in the cohort occurred before these recommended thresholds.

The physical toll on both mothers and newborns was significant. Postpartum hemorrhage, defined as blood loss of at least 500 mL after vaginal birth or 1000 mL after cesarean, affected 34.5% of cases. In addition, 37.0% of the pregnancies resulted in at least one twin requiring admission to the neonatal unit. There was one fetal death at 23 weeks and three days, though no maternal or further neonatal deaths were reported.

The Obstacle of Inconsistent Data

This research highlights limitations in tracking twin pregnancy outcomes across the UK. The 2023 National Maternity and Perinatal Audit (NMPA) revealed that chorionicity—a vital factor for setting monitoring schedules—was coded in fewer than 7% of multiple-birth records nationally. Because major datasets lack details on planned modes of birth and methods of conception, local review remains constrained by data quality.

The study’s authors argue that the path forward requires more rigorous electronic documentation. Specifically, they point to the need for better recording of the reasons behind cesarean decisions, cesarean urgency, and the indications for neonatal admissions to ensure future audits can provide reliable insights.

Study Tracks Twin Cesarean Births Among Small Patient Sample

The study recorded cesarean birth of both twins in 42 women, split between 24 elective procedures and 18 unscheduled ones. Cesarean urgency was classified, but only the first-listed indication for each cesarean was available, and the planned mode of birth was not recorded.

The researchers cautioned that their 55-woman sample size provides an exploratory look at local practice rather than a definitive national comparison. For context, the NMPA identified 8301 women with multiple pregnancies in 2023, reflecting the vast scale of care managed across the NHS.

The Role of Chorionicity in Patient Care

Chorionicity guides prenatal surveillance and the recommended timing for delivery, with different recommended windows for MCDA and DCDA twins.

About the author: Dr Natalie Singh - Health Editor

Board‑certified internal‑medicine physician and MPH. Natalie authored peer‑reviewed studies on infectious disease and served as medical editor. “Dr. Natalie Singh delivers evidence‑based health news, medical breakthroughs, and expert wellness guidance.”