Maternité Port-Royal, Hôpital Cochin, AP-HP, Paris, the Fetal Medicine Department, Armand Trousseau Hospital, APHP Sorbonne Université, Paris, Service de Gynécologie Obstétrique, CHU Nantes, NUN INRAE UMR 1280, PhAN, F-44000 Université de Nantes, Nantes, the Department of Obstetrics and Gynecology, Hopital Bicetre, AP-HP, Paris Sud University, Le Kremlin-Bicêtre, the Division of Obstetrics and Gynecology, Antoine Béclère Hospital, DMU Santé des Femmes et des Nouveau-Nés, Paris Saclay University Hospitals, APHP, Clamart, the Department of Obstetrics and Gynecology, Poissy-Saint Germain Hospital, Poissy, Paris Saclay University, UVSQ, Inserm, Team U1018, Clinical Epidemiology, CESP, 78180 Montigny-le-Bretonneux, CHRU-NANCY, Pôle de la Femme, F-54000, Nancy, the Department of Gynecology, Obstetrics and Reproductive Medicine, CHIC of Créteil, Créteil, Hospices Civils de Lyon, Hôpital Femme Mère Enfant, Service de Gynécologie Obstétrique et Médecine Fœtale, Bron, the Clinical Research Unit, Center for Clinical Investigation, AP-HP, Paris, Université de Paris, CRESS, Obstetrical Perinatal and Pediatric Epidemiology Research Team, EPOPé, INSERM, INRAE, F-75004 Paris, Clinical Investigation Centre P1419, AP-HP, Paris, and Maternité Port-Royal, FHU PREMA, AP-HP, Hôpital Cochin, AP-HP, Centre-Université de Paris, Université de Paris, Paris, France.
Corresponding author: Olivia Anselem, MD, Maternité Port-Royal, Paris, France; email: [email protected].
This study was funded by a research grant from the French Ministry of Health (PHRCR K160914) and sponsored by the Département de la Recherche Clinique et du Développement de l'Assistance Publique–Hôpitaux de Paris.
Financial Disclosure The authors did not report any potential conflicts of interest.
Presented at the Society for Maternal-Fetal Medicine annual meeting, January 31–February 5, 2022, Orlando, Florida.
The authors thank the URC-CIC Paris Descartes Necker/Cochin for the implementation, monitoring, and data management of the study; Jo Ann Cahn for editorial assistance; and the Groupe de Recherche en Obstétrique et Gynécologie for scientific advice.
A list of members of the DILATOP Study Group is in Appendix 1 online at https://links.lww.com/AOG/C798.
Each author has confirmed compliance with the journal's requirements for authorship.
Peer reviews and author correspondence are available at https://links.lww.com/AOG/C799.