B. Blondel and K. , Enquête nationale périnatale 2010, les naissances en 2010 et leur évolution depuis, 2003.

C. Elvander, S. Cnattingius, and K. Kjerulff, Birth Experience in Women with Low, Intermediate or High Levels of Fear: Findings from the First Baby Study, Birth, vol.288, issue.11, pp.286-296, 2013.
DOI : 10.1111/birt.12065

. Zwartjj, Uterine rupture in the Netherlands: a nationwide populationbased cohort study: Uterine rupture in the Netherlands, BJOG: An International Journal of Obstetrics and Gynaecology, vol.166, pp.8-1069, 2009.

C. Deneux-tharaux, Ut??rus cicatriciel??: aspects ??pid??miologiques, Journal de Gyn??cologie Obst??trique et Biologie de la Reproduction, vol.41, issue.8
DOI : 10.1016/j.jgyn.2012.09.022

A. Fichez, K. Charrin-payet, C. Huissoud, and R. Rudigoz, Grossesse et ut??rus cicatriciel, EMC - Obst??trique, vol.5, issue.4, pp.1-16, 2010.
DOI : 10.1016/S0246-0335(10)52461-X

J. Hollowell, D. Pillas, R. Rowe, L. Linsell, M. Knight et al., The impact of maternal obesity on intrapartum outcomes in otherwise low risk women: secondary analysis of the Birthplace national prospective cohort study, BJOG: An International Journal of Obstetrics & Gynaecology, vol.284, issue.3, 2013.
DOI : 10.1111/1471-0528.12437

L. Graham, B. Huber, L. Thompson, M. Ersek, and J. , Does amount of weight gain during pregnancy modify the association between obesity and cesarean section delivery?Birth, pp.93-102, 2014.

N. Li, E. Liu, J. Guo, L. Pan, B. Li et al., Maternal Prepregnancy Body Mass Index and Gestational Weight Gain on Pregnancy Outcomes, PLoS ONE, vol.119, issue.1, p.82310, 2013.
DOI : 10.1371/journal.pone.0082310.s001

C. Roberts, C. Algert, J. Ford, A. Todd, and J. Morris, Pathways to a rising caesarean section rate: a population-based cohort study, BMJ Open, vol.2, issue.5, 2012.
DOI : 10.1136/bmjopen-2012-001725

B. Renevier, L. Ray, C. Cabrol, D. Goffinet, and F. , Anomalies du RCF pr??cocement au cours du travail??: int??r??t du pH au scalp, Journal de Gyn??cologie Obst??trique et Biologie de la Reproduction, vol.40, issue.6, pp.535-575, 2011.
DOI : 10.1016/j.jgyn.2011.05.007

A. Locatelli, A. Regalia, C. Patregnani, M. Ratti, L. Toso et al., Prognostic value of change in amniotic fluid color during labor. Fetal Diagnostic and Therapy, Feb, vol.20, issue.1, pp.5-9, 2005.

E. Bishop, Pelvic scoring for elective induction, Obstetrics and Gynecology, vol.24, issue.2, pp.266-268

F. Goffinet, W. Fraser, S. Marcoux, G. Bréart, J. Moutquin et al., Early amniotomy increases the frequency of fetal heart rate abnormalities, BJOG: An International Journal of Obstetrics and Gynaecology, vol.98, issue.5, pp.548-53, 1997.
DOI : 10.1056/NEJM199304223281602

A. Satin, K. Leveno, M. Sherman, D. Brewster, and F. Cunningham, High-versus low-dose oxytocin for labor stimulation, Obstet Gynecol, vol.80, issue.1, pp.111-117, 1992.

S. Wei, B. Wo, H. Qi, H. Xu, Z. Luo et al., Early amniotomy and early oxytocin for prevention of, or therapy for, delay in first stage spontaneous labour compared with routine care, Cochrane Database of Systematic Reviews, 2013.

R. Smyth, C. Markham, and T. Dowswell, Amniotomy for shortening spontaneous labour, Cochrane Database of Systematic Reviews, 2013.

S. Frenea, C. Chirossel, R. Rodriguez, J. Baguet, C. Racinet et al., The Effects of Prolonged Ambulation on Labor with Epidural Analgesia, Anesthesia & Analgesia, 2004.
DOI : 10.1213/01.ANE.0000090317.01876.D9

S. Laughon, D. Branch, J. Beaver, and J. Zhang, Changes in labor patterns over 50 years, American Journal of Obstetrics and Gynecology, vol.206, issue.5, pp.419-420
DOI : 10.1016/j.ajog.2012.03.003

A. Cahill and M. Tuuli, Labor in 2013: the new frontier, American Journal of Obstetrics and Gynecology, vol.209, issue.6, 2013.
DOI : 10.1016/j.ajog.2013.04.016