Journal article

Changes in the modes of twin birth in Victoria, 1983-2015

Yizhen Amy Liu, Mary-Ann Davey, Rilka Lee, Kirsten R Palmer, Euan M Wallace

MEDICAL JOURNAL OF AUSTRALIA | WILEY | Published : 2019

Abstract

OBJECTIVES: To examine changes in the modes of delivery of twins in Victoria over 33 years. DESIGN: Retrospective population-based study. SETTING, PARTICIPANTS: All twin births in Victoria, 1 January 1983 - 31 December 2015. MAJOR OUTCOMES: Mode of birth (vaginal, planned or unplanned caesarean delivery); indications for caesarean delivery. RESULTS: During 1983-2015, 32 187 twin pregnancies ended in live or stillbirths in Victoria. The proportion of twins born by caesarean delivery increased from 24% (156 twin deliveries) in 1983 to 71% (782 deliveries) in 2015. The proportion of twin births by planned caesarean delivery with twin pregnancy as the sole indication for caesarean delivery incre..

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Grants

Awarded by National Health and Medical Research Council


Funding Acknowledgements

This investigation was supported by a National Health and Medical Research Council program grant (1113902). We are grateful to the Consultative Council on Obstetric and Paediatric Mortality and Morbidity (CCOPMM) for providing access to the de-identified data we analysed and for the assistance of staff at the Consultative Councils Unit, Safer Care Victoria. The conclusions, findings, opinions and views or recommendations expressed in this article are strictly ours, and do not necessarily reflect those of CCOPMM.