H. Kehlet, R. Williamson, M. Büchler, and R. Beart, A survey of perceptions and attitudes among European surgeons towards the clinical impact and management of postoperative ileus, Colorectal Disease, vol.68, issue.3, pp.245-250, 2005.
DOI : 10.1006/gyno.1997.4860

A. Wolthuis, G. Bislenghi, and S. Fieuws, Incidence of prolonged postoperative ileus after colorectal surgery: a systematic review and meta-analysis, Colorectal Disease, vol.18, issue.1, 2015.
DOI : 10.1097/00000658-199505000-00004

R. Vather, S. Trivedi, and I. Bissett, Defining Postoperative Ileus: Results of a Systematic Review and Global Survey, Journal of Gastrointestinal Surgery, vol.16, issue.8, pp.962-972, 2013.
DOI : 10.1054/arth.2001.27675

S. Van-bree, W. Bemelman, and M. Hollmann, Identification of Clinical Outcome Measures for Recovery of Gastrointestinal Motility in Postoperative Ileus, Annals of Surgery, vol.259, issue.4, pp.708-714, 2014.
DOI : 10.1097/SLA.0b013e318293ee55

P. Chapuis, L. Bokey, and A. Keshava, Risk Factors for Prolonged Ileus After Resection of Colorectal Cancer, Annals of Surgery, vol.257, issue.5, pp.909-915, 2013.
DOI : 10.1097/SLA.0b013e318268a693

Z. Moghadamyeghaneh, G. Hwang, and M. Hanna, Risk factors for prolonged ileus following colon surgery, Surgical Endoscopy, vol.29, issue.2, 2015.
DOI : 10.1038/sj.bjp.0701954

R. Vather, R. Josephson, and R. Jaung, Development of a risk stratification system for the occurrence of prolonged postoperative ileus after colorectal surgery: A prospective risk factor analysis, Surgery, vol.157, issue.4, pp.764-773, 2015.
DOI : 10.1016/j.surg.2014.12.005

A. Artinyan, J. Nunoo-mensah, and S. Balasubramaniam, Prolonged Postoperative Ileus???Definition, Risk Factors, and Predictors after Surgery, World Journal of Surgery, vol.236, issue.7, pp.1495-1500, 2008.
DOI : 10.1111/j.1476-5381.1977.tb07557.x

M. Millan, S. Biondo, and D. Fraccalvieri, Risk Factors for Prolonged Postoperative Ileus After Colorectal Cancer Surgery, World Journal of Surgery, vol.48, issue.Suppl 13, pp.179-185, 2012.
DOI : 10.1007/s10350-005-0035-7

R. Vather, R. Josephson, and R. Jaung, Gastrografin in Prolonged Postoperative Ileus, Annals of Surgery, vol.262, issue.1, pp.23-30, 2015.
DOI : 10.1097/SLA.0000000000001062

J. Barbieux, A. Hamy, and M. Talbot, Does early rehabilitation reduce the time to bowel motility recovery after colorectal surgery?, J Visc Surg, 2016.

W. De-jonge, E. Van-der-zanden, and F. The, Stimulation of the vagus nerve attenuates macrophage activation by activating the Jak2-STAT3 signaling pathway, Nature Immunology, vol.44, issue.8, pp.844-851, 2005.
DOI : 10.1016/S0304-3940(02)01423-4

J. Kalff, T. Carlos, and W. Schraut, Surgically induced leukocytic infiltrates within the rat intestinal muscularis mediate postoperative ileus, Gastroenterology, vol.117, issue.2, pp.378-387, 1999.
DOI : 10.1053/gast.1999.0029900378

D. Dindo, N. Demartines, and P. Clavien, Classification of Surgical Complications, Annals of Surgery, vol.240, issue.2, pp.205-213, 2004.
DOI : 10.1097/01.sla.0000133083.54934.ae

T. Asgeirsson, K. El-badawi, and A. Mahmood, Postoperative Ileus: It Costs More Than You Expect, Journal of the American College of Surgeons, vol.210, issue.2, pp.228-231, 2010.
DOI : 10.1016/j.jamcollsurg.2009.09.028

S. Tevis, E. Carchman, and E. Foley, Postoperative Ileus???More than Just Prolonged Length of Stay?, Journal of Gastrointestinal Surgery, vol.27, issue.5, pp.1684-1690, 2015.
DOI : 10.1177/1062860611429612

D. Bragg, A. El-sharkawy, and E. Psaltis, Postoperative ileus: Recent developments in pathophysiology and management, Clinical Nutrition, vol.34, issue.3, pp.367-376, 2015.
DOI : 10.1016/j.clnu.2015.01.016

A. Milholland, S. Wheeler, and J. Heieck, Medical Assessment by a Delphi Group Opinion Technic, New England Journal of Medicine, vol.288, issue.24, pp.1272-1275, 1973.
DOI : 10.1056/NEJM197306142882405

R. Vather and I. Bissett, Risk factors for the development of prolonged post-operative ileus following elective colorectal surgery, International Journal of Colorectal Disease, vol.12, issue.12, pp.1385-1391, 2013.
DOI : 10.1007/s004649900867

U. Kronberg, R. Kiran, and M. Soliman, A Characterization of Factors Determining Postoperative Ileus After Laparoscopic Colectomy Enables the Generation of a Novel Predictive Score, Annals of Surgery, vol.253, issue.1, pp.78-81, 2011.
DOI : 10.1097/SLA.0b013e3181fcb83e

T. Lee, J. Lee, and S. Hong, Risk Factors for Postoperative Ileus Following Orthopedic Surgery: The Role of Chronic Constipation, Journal of Neurogastroenterology and Motility, vol.21, issue.1, pp.121-125, 2015.
DOI : 10.5056/jnm14077

L. Basse, H. Raskov, H. Jakobsen, and D. , Accelerated postoperative recovery programme after colonic resection improves physical performance, pulmonary function and body composition, British Journal of Surgery, vol.9, issue.4, pp.446-453, 2002.
DOI : 10.1046/j.0007-1323.2001.02044.x

J. Poon, J. Fan, O. Lo, and W. Law, Enhanced recovery program in laparoscopic colectomy for cancer, International Journal of Colorectal Disease, vol.6, issue.3, pp.71-77, 2011.
DOI : 10.1007/DCR.0b013e3181a0b32d

W. Spanjersberg, J. Reurings, F. Keus, and C. Van-laarhoven, Fast track surgery versus conventional recovery strategies for colorectal surgery, Cochrane Database Syst Rev, vol.2, p.7635, 2011.

J. Fleiss, The design and analysis of clinical experiments, pp.1-31, 1986.
DOI : 10.1002/9781118032923