B. Blondel, Trends in perinatal health in metropolitan France from 1995 to 2016: Results from the French National Perinatal Surveys, J. Gynecol. Obstet. Hum. Reprod, vol.46, pp.701-713, 2017.

J. A. Martin, B. E. Hamilton, and M. J. Osterman, Three decades of twin births in the United States, NCHS Data Brief, vol.1, issue.8, 1980.

J. F. Barrett, A randomized trial of planned cesarean or vaginal delivery for twin pregnancy, N. Engl. J. Med, vol.369, pp.1295-1305, 2013.

T. Schmitz, Association Between Planned Cesarean Delivery and Neonatal Mortality and Morbidity in Twin Pregnancies, Obstet. Gynecol, vol.129, pp.986-995, 2017.
URL : https://hal.archives-ouvertes.fr/hal-01653189

D. Korb, Risk of Severe Acute Maternal Morbidity According to Planned Mode of Delivery in Twin Pregnancies, Obstet. Gynecol, 2018.

T. Schmitz, Neonatal outcomes of twin pregnancy according to the planned mode of delivery, Obstet. Gynecol, vol.111, pp.695-703, 2008.

S. W. Wen, Occurrence and predictors of cesarean delivery for the second twin after vaginal delivery of the first twin, Obstet. Gynecol, vol.103, pp.413-419, 2004.

Q. Yang, Occurrence and clinical predictors of operative delivery for the vertex second twin after normal vaginal delivery of the first twin, Am. J. Obstet. Gynecol, vol.192, pp.178-184, 2005.

Q. Yang, Neonatal death and morbidity in vertex-nonvertex second twins according to mode of delivery and birth weight, Am. J. Obstet. Gynecol, vol.192, pp.840-847, 2005.

D. J. Wenckus, W. Gao, M. A. Kominiarek, and I. Wilkins, The effects of labor and delivery on maternal and neonatal outcomes in term twins: a retrospective cohort study, BJOG Int. J. Obstet. Gynaecol, vol.121, pp.1137-1144, 2014.

H. De-castro, Trial of labour in twin pregnancies: a retrospective cohort study, BJOG Int. J. Obstet. Gynaecol, vol.123, pp.940-945, 2016.

J. M. Alexander, Cesarean delivery for the second twin, Obstet. Gynecol, vol.112, pp.748-752, 2008.

V. L. Persad, T. F. Baskett, C. M. O'connell, and H. M. Scott, Combined vaginal-cesarean delivery of twin pregnancies, Obstet. Gynecol, vol.98, pp.1032-1037, 2001.

C. Vayssière, Twin pregnancies: guidelines for clinical practice from the French College of Gynaecologists and Obstetricians (CNGOF), Eur. J. Obstet. Gynecol. Reprod. Biol, vol.156, pp.12-17, 2011.

H. Madar, Severe Acute Maternal Morbidity in Twin Compared With Singleton Pregnancies, Obstet. Gynecol, 2019.

L. Say, R. C. Pattinson, and A. M. Gülmezoglu, WHO systematic review of maternal morbidity and mortality: the prevalence of severe acute maternal morbidity (near miss), Reprod. Health, vol.1, p.3, 2004.

I. Al-zirqi, S. Vangen, L. Forsen, and B. Stray-pedersen, Prevalence and risk factors of severe obstetric haemorrhage, BJOG Int. J. Obstet. Gynaecol, vol.115, pp.1265-1272, 2008.

M. S. Kramer, Incidence, risk factors, and temporal trends in severe postpartum hemorrhage, Am. J. Obstet. Gynecol, vol.209, pp.1-7, 2013.

D. Korb, F. Goffinet, A. Seco, S. Chevret, and C. Deneux-tharaux, Risk of severe maternal morbidity associated with cesarean delivery and the role of maternal age: a population-based propensity score analysis, Can. Med. Assoc. J, vol.191, pp.352-360, 2019.

J. M. Alexander, Comparison of maternal and infant outcomes from primary cesarean delivery during the second compared with first stage of labor, Obstet. Gynecol, vol.109, pp.917-921, 2007.

, Rouen (Dr. Durand Reville), CH Le Havre (Dr. Talbot), CH d'Elbeuf (Dr. Mathieu), CH d'Evreux (Dr. Machevin), CH de Vernon (Dr. Truong Canh), CH d' Armentières (Dr. Régis, Dr. Rivaux), CH de Roubaix (Dr. Legoueff), CH de Tourcoing (Dr. Jambon), CH de Seclin (Dr. Bory), CH de Valenciennes (Dr. Sendon, Dr. Tillouche), CH de Dunkerque (Dr. Boodhun), CH de Lens (Dr. Bothuyne)