1. Ellis J, Mulligan I, Rowe J, Sackett DL. Inpatient general medicine is evidence based. A-Team, Nuffield Department of Clinical Medicine. Lancet 1995;346:407-410.
2. Cerantola Y, Valerio M, Persson B, Jichlinski P, Ljungqvist O, Hubner M, Kassouf W, Muller S, Baldini G, Carli F, Naesheimh T, Ytrebo L, Revhaug A, Lassen K, Knutsen T, Aarsether E, Wiklund P, Patel HR. Guidelines for perioperative care after radical cystectomy for bladder cancer: Enhanced Recovery After Surgery (ERAS(R)) Society recommendations. Clin Nutr 2013;32:879-887.
3. Gustafsson UO, Scott MJ, Schwenk W, Demartines N, Roulin D, Francis N, McNaught CE, Macfie J, Liberman AS, Soop M, Hill A, Kennedy RH, Lobo DN, Fearon K, Ljungqvist O; Enhanced Recovery After Surgery (ERAS) Society, for Perioperative Care; European Society for Clinical Nutrition and Metabolism (ESPEN); International Association for Surgical Metabolism and Nutrition (IASMEN). Guidelines for perioperative care in elective colonic surgery: Enhanced Recovery After Surgery (ERAS(R)) Society recommendations. World J Surg 2013;37:259-284.
4. Melloul E, Hubner M, Scott M, Snowden C, Prentis J, Dejong CH, Garden OJ, Farges O, Kokudo N, Vauthey JN, Clavien PA, Demartines N. Guidelines for perioperative care for liver surgery: Enhanced Recovery After Surgery (ERAS) Society recommendations. World J Surg 2016;40:2425-2440.
5. Mortensen K, Nilsson M, Slim K, Schäfer M, Mariette C, Braga M, Carli F, Demartines N, Griffin SM, Lassen K; Enhanced Recovery After Surgery (ERAS(R)) Group. C onsensus guidelines for enhanced recover y after gastrectomy: Enhanced Recovery After Surgery (ERAS(R)) Society recommendations. Br J Surg 2014;101:1209-1229.
6. Muller S, Zalunardo MP, Hubner M, Clavien PA, Demartines N; Zurich Fast Track Study Group. A fast-track program reduces complications and length of hospital stay after open colonic surgery. Gastroenterology 2009;136:842-847.
7. Roulin D, Donadini A, Gander S, Griesser AC, Blanc C, Hubner M, Schafer M, Demartines N. Cost-effectiveness of the implementation of an enhanced recovery protocol for colorectal surgery. Br J Surg 2013;100:1108-1114.
8. Hwang DW, Kim HJ, Lee JH, Song KB, Kim MH, Lee SK, Choi KT, Jun IG, Bang JY, Kim SC. Effect of Enhanced Recovery After Surgery program on pancreaticoduodenectomy: a randomized controlled trial. J Hepatobiliary Pancreat Sci 2019;26:360-369.
9. Melloul E, Lassen K, Roulin D, Grass F, Perinel J, Adham M, Wellge EB, Kunzler F, Besselink MG, Asbun H, Scott MJ, Dejong CHC, Vrochides D, Aloia T, Izbicki JR, Demartines N. Guidelines for perioperative care for pancreatoduodenec- tomy: Enhanced Recovery After Surgery (ERAS) recommendations 2019. World J Surg 2020;44:2056-2084.
10. Gustafsson UO, Scott MJ, Hubner M, Nygren J, Demartines N, Francis N, Rockall TA, Young-Fadok TM, Hill AG, Soop M, de Boer HD, Urman RD, Chang GJ, Fichera A, Kessler H, Grass F, Whang EE, Fawcett WJ, Carli F, Lobo DN, Rollins KE, Balfour A, Baldini G, Riedel B, Ljungqvist O. Guidelines for perioperative care in elective colorectal surgery: Enhanced Recovery After Surgery (ERAS(R)) Society recommendations: 2018. World J Surg 2019;43:659-695.
11. Ayyadhah Alanazi A. Reducing anxiety in preoperative patients: a systematic review. Br J Nurs 2014;23:387-393.
12. Gan TJ, Habib AS, Miller TE, White W, Apfelbaum JL. Incidence, patient satisfaction, and perceptions of postsurgical pain: results from a US national survey. Curr Med Res Opin 2014;30:149-160.
13. Granziera E, Guglieri I, Del Bianco P, Capovilla E, Dona’ B, Ciccarese AA, Kilmartin D, Manfredi V, De Salvo GL. A multidisciplinar y approach to improve preoperative understanding and reduce anxiety: a randomised study. Eur J Anaesthesiol 2013;30:734-742.
14. Wongkietkachorn A, Wongkietkachorn N, Rhunsiri P. Preoperative needs-based education to reduce anxiety, increase satisfaction, and decrease time spent in day surgery: a randomized controlled trial. World J Surg 2018;42:666-674.
15. Jie B, Jiang ZM, Nolan MT, Zhu SN, Yu K, Kondrup J. Impact of preoperative nutritional support on clinical outcome in abdominal surgical patients at nutritional risk. Nutrition 2012;28:1022-1027.
16. Bluman LG, Mosca L, Newman N, Simon DG. Preoperative smoking habits and postoperative pulmonary complications. Chest 1998;113:883-889.
17. Kork F, Neumann T, Spies C. Perioperative management of patients with alcohol, tobacco and drug dependency. Curr Opin Anaesthesiol 2010;23:384-390.
18. Wilson RJ, Davies S, Yates D, Redman J, Stone M. Impaired functional capacity is associated with all-cause mortality after major elective intra-abdominal surgery. Br J Anaesth 2010;105:297-303.
19. Silver JK, Baima J. Cancer prehabilitation: an opportunity to decrease treatment-related morbidity, increase cancer treatment options, and improve physical and psychological health outcomes. Am J Phys Med Rehabil 2013;92:715-727.
20. Correia MI, Waitzberg DL. The impact of malnutrition on morbidity, mortality, length of hospital stay and costs evaluated through a multivariate model analysis. Clin Nutr 2003;22:235-239.
21. Norman K, Pichard C, Lochs H, Pirlich M. Prognostic impact of disease-related malnutrition. Clin Nutr 2008;27:5-15.
22. Waitzberg DL, Saito H, Plank LD, Jamieson GG, Jagannath P, Hwang TL, Mijares JM, Bihari D. Postsurgical infections are reduced with specialized nutrition support. World J Surg 2006;30:1592-1604.
23. Weimann A, Braga M, Carli F, Higashiguchi T, Hubner M, Klek S, Laviano A, Ljungqvist O, Lobo DN, Martindale RG, Waitzberg D, Bischoff SC, Singer P. ESPEN practical guideline: clinical nutrition in surger y. Clin Nutr 2021;40:4745-4761.
24. Soop M, Nygren J, Myrenfors P, Thorell A, Ljungqvist O. Preoperative oral carbohydrate treatment attenuates immediate postoperative insulin resistance. Am J Physiol Endocrinol Metab 2001;280:E576-E583.
25. Ljungqvist O. To fast or not to fast before surgical stress. Nutrition 2005;21:885-886.
26. Sanders G, Mercer SJ, Saeb-Parsey K, Akhavani MA, Hosie KB, Lambert AW. Randomized clinical trial of intravenous fluid replacement during bowel preparation for surgery. Br J Surg 2001;88:1363-1365.
27. Holte K, Nielsen KG, Madsen JL, Kehlet H. Physiologic effects of bowel preparation. Dis Colon Rectum 2004;47:1397-1402.
28. Agnelli G, Bolis G, Capussotti L, Scarpa RM, Tonelli F, Bonizzoni E, Moia M, Parazzini F, Rossi R, Sonaglia F, Valarani B, Bianchini C, Gussoni G. A clinical outcome-based prospective study on venous thromboembolism after cancer surgery: the @RISTOS project. Ann Surg 2006;243:89-95.
29. Key NS, Khorana AA, Kuderer NM, Bohlke K, Lee AYY, Arcelus JI, Wong SL, Balaban EP, Flowers CR, Francis CW, Gates LE, Kakkar AK, Levine MN, Liebman HA, Tempero MA, Lyman GH, Falanga A. Venous thromboembolism prophylaxis and treatment in patients with cancer: ASCO clinical practice guideline update. J Clin Oncol 2020;38:496-520.
30. Nelson RL, Gladman E, Barbateskovic M. Antimicrobial prophylaxis for colorectal surgery. Cochrane Database Syst Rev 2014;(5):CD001181.
31. Kent TS, Sachs TE, Callery MP, Vollmer CM Jr. The burden of infection for elective pancreatic resections. Surger y 2013;153:86-94.
32. Bratzler DW, Dellinger EP, Olsen KM, Perl TM, Auwaerter PG, Bolon MK, Fish DN, Napolitano LM, Sawyer RG, Slain D, Steinberg JP, Weinstein RA; American Society of HealthSystem Pharmacists; Infectious Disease Society of America; Surgical Infection S ociety; Society for Healthcare Epidemiology of America. Clinical practice guidelines for antimicrobial prophylaxis in surgery. Am J Health Syst Pharm 2013;70:195-283.
33. Kirkland KB, Briggs JP, Trivette SL, Wilkinson WE, Sexton DJ. The impact of surgical-site infections in the 1990s: attributable mortality, excess length of hospitalization, and extra costs. Infect Control Hosp Epidemiol 1999;20:725-730.
34. Lee JH, Han HS, Lee JH. A prospective randomized study comparing open vs laparoscopy-assisted distal gastrectomy in early gastric cancer: early results. Surg Endosc 2005;19:168-173.
35. Vollmer CM, Asbun HJ, Barkun J, Besselink MG, Boggi U, Conlon KC, Han HS, Hansen PD, Kendrick ML, Montagnini AL, Palanivelu C, Rosok BI, Shrikhande SV, Wakabayashi G, Zeh HJ, Kooby DA. Proceedings of the first international state-of-the-art conference on minimally-invasive pancreatic resection (MIPR). HPB (Oxford) 2017;19:171-177.
36. Song KB, Kim SC, Park JB, Kim YH, Jung YS, Kim MH, Lee SK, Seo DW, Lee SS, Park DH, Han DJ. Single-center experience of laparoscopic left pancreatic resection in 359 consecutive patients: changing the surgical paradigm of left pancreatic resection. Surg Endosc 2011;25:3364-3372.
37. Hwang DW, Han HS, Yoon YS, Cho JY, Kwon Y, Kim JH, Park JS, Yoon DS, Choi IS, Ahn KS, Kim YH, Kang KJ, Kim YH, Roh YH, Chu CW, Kim HC, Kang CM, Choi GH, Choi JS, Kim KS, Lee WJ, Yun SS, Kim HJ, Min SK, Lee HK, Song IS, Chun KS, Cho EH, Han SS, Park SJ. Laparoscopic major liver resection in Korea: a multicenter study. J Hepatobiliary Pancreat Sci 2013;20:125-130.
38. Penninckx F, Kartheuser A, Van de Stadt J, Pattyn P, Mansvelt B, Bertrand C, Van Eycken E, Jegou D, Fieuws S; PROCARE. Outcome following laparoscopic and open total mesorectal excision for rectal cancer. Br J Surg 2013;100:1368-1375.
39. Edwin B, Sahakyan MA, Abu Hilal M, Besselink MG, Braga M, Fabre JM, Fernández-Cruz L, Gayet B, Kim SC, Khatkov IE; EAES Consensus Conference Study Group. Laparoscopic surgery for pancreatic neoplasms: the European association for endoscopic surgery clinical consensus conference. Surg Endosc 2017;31:2023-2041.
40. Kim W, Kim HH, Han SU, Kim MC, Hyung WJ, Ryu SW, Cho GS, Kim CY, Yang HK, Park DJ, Song KY, Lee SI, Ryu SY, Lee JH, Lee HJ; Korean Laparo-endoscopic Gastrointestinal Surgery Study (KLASS) Group. Decreased morbidity of laparoscopic distal gastrectomy compared with open distal gastrectomy for stage i gastric cancer: short-term outcomes from a multicenter randomized controlled trial (KLASS-01). Ann Surg 2016;263:28-35.
41. Wang Z, Chen J, Su K, Dong Z. Abdominal drainage versus no drainage post gastrectomy for gastric cancer. Cochrane Database Syst Rev 2011;(8):CD008788.
42. Denost Q, Rouanet P, Faucheron JL, Panis Y, Meunier B, Cotte E, Meurette G, Kirzin S, Sabbagh C, Loriau J, Benoist S, Mariette C, Sielezneff I, Lelong B, Mauvais F, Romain B, Barussaud ML, Germain C, Picat MQ, Rullier E, Laurent C; French Research Group of Rectal Cancer Surgery (GRECCAR). To drain or not to drain infraperitoneal anastomosis after rectal excision for cancer: the GRECCAR 5 randomized trial. Ann Surg 2017;265:474-480.
43. Bassi C, Molinari E, Malleo G, Crippa S, Butturini G, Salvia R, Talamini G, Pederzoli P. Early versus late drain removal after standard pancreatic resections: results of a prospective randomized trial. Ann Surg 2010;252:207-214.
44. Ven Fong Z, Correa-Gallego C, Ferrone CR, Veillette GR, Warshaw AL, Lillemoe KD, Fernandez-del Castillo C. Early drain removal--the middle ground between the drain versus no drain debate in patients undergoing pancreaticoduodenectomy: a prospective validation study. Ann Surg 2015;262:378-383.
45. Kyoden Y, Imamura H, Sano K, Beck Y, Sugawara Y, Kokudo N, Makuuchi M. Value of prophylactic abdominal drainage in 1269 consecutive cases of elective liver resection. J Hepatobiliary Pancreat Sci 2010;17:186-192.
46. Nelson R, Edwards S, Tse B. Prophylactic nasogastric decompression after abdominal surgery. Cochrane Database Syst Rev 2007;(3):CD004929.
47. Roland CL, Mansour JC, Schwarz RE. Routine nasogastric decompression is unnecessary after pancreatic resections. Arch Surg 2012;147:287-289.
48. Pessaux P, Regimbeau JM, Dondéro F, Plasse M, Mantz J, Belghiti J. Randomized clinical trial evaluating the need for routine nasogastric decompression after elective hepatic resection. Br J Surg 2007;94:297-303.
49. McPhail MJ, Abu-Hilal M, Johnson CD. A meta-analysis comparing suprapubic and transurethral catheterization for bladder drainage after abdominal surgery. Br J Surg 2006;93:1038-1044.
50. Grass F, Slieker J, Frauche P, Sola J, Blanc C, Demartines N, Hubner M. Postoperative urinary retention in colorectal surgery within an enhanced recovery pathway. J Surg Res 2017;207:70-76.
51. Han CS, Kim S, Radadia KD, Zhao PT, Elsamra SE, Olweny EO, Weiss RE. Comparison of urinary tract infection rates associated with transurethral catheterization, suprapubic tube and clean intermittent catheterization in the postoperative setting: a network meta-analysis. J Urol 2017;198:1353-1358.
52. Brower RG. Consequences of bed rest. Crit Care Med 2009;37((10 Suppl):S422-S428.
53. Fiore JF Jr, Castelino T, Pecorelli N, Niculiseanu P, Balvardi S, Hershorn O, Liberman S, Charlebois P, Stein B, Carli F, Mayo NE, Feldman LS. Ensuring early mobilization within an enhanced recovery program for colorectal surgery: a randomized controlled trial. Ann Surg 2017;266:223-231.
54. Thorell A, Efendic S, Gutniak M, Haggmark T, Ljungqvist O. Insulin resistance after abdominal surgery. Br J Surg 1994;81:59-63.
55. van den Berghe G, Wouters P, Weekers F, Verwaest C, Bruyninckx F, Schetz M, Vlasselaers D, Ferdinande P, Lauwers P, Bouillon R. Intensive insulin therapy in critically ill patients. N Engl J Med 2001;345:1359-1367.
56. NICE-SUGAR Study Investigators for the Australian and New Zealand Intensive Care Society Clinical Trials Group and the Canadian Critical Care Trials Group, Finfer S, Chittock D, Li Y, Foster D, Dhingra V, Bellomo R, Cook D, Dodek P, Hebert P, Henderson W, Heyland D, Higgins A, McArthur C, Mitchell I, Myburgh J, Robinson B, Ronco J. Intensive versus conventional glucose control in critically ill patients with traumatic brain injury: long-term follow-up of a subgroup of patients from the NICE-SUGAR study. Intensive Care Med 2015;41:1037-1047.
57. Eshuis WJ, Hermanides J, van Dalen JW, van Samkar G, Busch OR, van Gulik TM, DeVries JH, Hoekstra JB, Gouma DJ. Early postoperative hyperglycemia is associated with postoperative complications after pancreatoduodenectomy. Ann Surg 2011;253:739-744.
58. Gerritsen A, Besselink MG, Gouma DJ, Steenhagen E, Borel Rinkes IH, Molenaar IQ. Systematic review of five feeding routes after pancreatoduodenectomy. Br J Surg 2013;100:589-598.
59. Andersen HK, Lewis SJ, Thomas S. Early enteral nutrition within 24h of colorectal surgery versus later commencement of feeding for postoperative complications. Cochrane Database Syst Rev 2006;(4):CD004080.
60. Smedley F, Bowling T, James M, Stokes E, Goodger C, O’Connor O, Oldale C, Jones P, Silk D. Randomized clinical trial of the effects of preoperative and postoperative oral nutritional supplements on clinical course and cost of care. Br J Surg 2004;91:983-990.