1. Ranes JL, Gordon SM, Chen P, Fatica C, Hammel J, Gonzales JP, et al. Predictors of long-term mortality in patients with ventilator-associated pneumonia. Am J Med 2006;119:897.
2. Holzapfel L, Chevret S, Madinier G, Ohen F, Demingeon G, Coupry A, et al. Influence of long-term oro- or nasotracheal intubation on nosocomial maxillary sinusitis and pneumonia: results of a prospective, randomized, clinical trial. Crit Care Med 1993;21:1132-1138. PMID:
8339576.
3. Cavaliere S, Bezzi M, Toninelli C, Foccoli P. Management of post-intubation tracheal stenoses using the endoscopic approach. Monaldi Arch Chest Dis 2007;67:73-80. PMID:
17695689.
4. Cheung NH, Napolitano LM. Tracheostomy: epidemiology, indications, timing, technique, and outcomes. Respir Care 2014;59:895-915. PMID:
24891198.
5. Aquino Esperanza J, Pelosi P, Blanch L. What's new in intensive care: tracheostomy-what is known and what remains to be determined. Intensive Care Med 2019;45:1619-1621. PMID:
31451858.
6. Diehl JL, El Atrous S, Touchard D, Lemaire F, Brochard L. Changes in the work of breathing induced by tracheotomy in ventilator-dependent patients. Am J Respir Crit Care Med 1999;159:383-388. PMID:
9927347.
7. Freeman BD, Morris PE. Tracheostomy practice in adults with acute respiratory failure. Crit Care Med 2012;40:2890-2896. PMID:
22824938.
8. Hosokawa K, Nishimura M, Egi M, Vincent JL. Timing of tracheotomy in ICU patients: a systematic review of randomized controlled trials. Crit Care 2015;19:424PMID:
26635016.
9. Young D, Harrison DA, Cuthbertson BH, Rowan K. TracMan Collaborators. Effect of early vs late tracheostomy placement on survival in patients receiving mechanical ventilation: the TracMan randomized trial. JAMA 2013;309:2121-2129. PMID:
23695482.
10. Siempos II, Ntaidou TK, Filippidis FT, Choi AM. Effect of early versus late or no tracheostomy on mortality and pneumonia of critically ill patients receiving mechanical ventilation: a systematic review and meta-analysis. Lancet Respir Med 2015;3:150-158. PMID:
25680911.
11. Andriolo BN, Andriolo RB, Saconato H, Atallah AN, Valente O. Early versus late tracheostomy for critically ill patients. Cochrane Database Syst Rev 2015;1:CD007271. PMID:
25581416.
12. Szakmany T, Russell P, Wilkes AR, Hall JE. Effect of early tracheostomy on resource utilization and clinical outcomes in critically ill patients: meta-analysis of randomized controlled trials. Br J Anaesth 2015;114:396-405. PMID:
25534400.
13. Herritt B, Chaudhuri D, Thavorn K, Kubelik D, Kyeremanteng K. Early vs. late tracheostomy in intensive care settings: impact on ICU and hospital costs. J Crit Care 2018;44:285-288. PMID:
29223743.
14. Shaw JJ, Santry HP. Who gets early tracheostomy? Evidence of unequal treatment at 185 academic medical centers. Chest 2015;148:1242-1250. PMID:
26313324.
15. Kwak SH, Jeong CW, Lee SH, Lee HJ, Koh Y. Current status of intensive care units registered as critical care subspecialty training hospitals in Korea. J Korean Med Sci 2014;29:431-437. PMID:
24616595.
16. Lim CM, Kwak SH, Suh GY, Koh Y. Critical care In Korea: present and future. J Korean Med Sci 2015;30:1540-1544. PMID:
26538995.
17. Acute Respiratory Distress Syndrome Network. Brower RG, Matthay MA, Morris A, Schoenfeld D, Thompson BT, et al. Ventilation with lower tidal volumes as compared with traditional tidal volumes for acute lung injury and the acute respiratory distress syndrome. N Engl J Med 2000;342:1301-1308. PMID:
10793162.
18. Zollinger RJ, Ellison E. Zollinger's atlas of surgical operations. 10th ed. New York: McGraw-Hill Education; 2016.
19. Zilberberg MD, Luippold RS, Sulsky S, Shorr AF. Prolonged acute mechanical ventilation, hospital resource utilization, and mortality in the United States. Crit Care Med 2008;36:724-730. PMID:
18209667.
20. Knaus WA, Draper EA, Wagner DP, Zimmerman JE. APACHE II: a severity of disease classification system. Crit Care Med 1985;13:818-829. PMID:
3928249.
21. Vincent JL, Moreno R, Takala J, Willatts S, De Mendonca A, Bruining H, et al. The SOFA (Sepsis-related Organ Failure Assessment) score to describe organ dysfunction/failure. On behalf of the Working Group on Sepsis-Related Problems of the European Society of Intensive Care Medicine. Intensive Care Med 1996;22:707-710. PMID:
8844239.
22. Charlson ME, Pompei P, Ales KL, MacKenzie CR. A new method of classifying prognostic comorbidity in longitudinal studies: development and validation. J Chronic Dis 1987;40:373-383. PMID:
3558716.
23. Song SE, Lee SH, Jo EJ, Eom JS, Mok JH, Kim MH, et al. The prognostic value of the Charlson's comorbidity index in patients with prolonged acute mechanical ventilation: a single center experience. Tuberc Respir Dis 2016;79:289-294.
25. Raimondi N, Vial MR, Calleja J, Quintero A, Cortes A, Celis E, et al. Evidence-based guidelines for the use of tracheostomy in critically ill patients. J Crit Care 2017;38:304-318. PMID:
28103536.
26. Frutos-Vivar F, Esteban A, Apezteguia C, Anzueto A, Nightingale P, Gonzalez M, et al. Outcome of mechanically ventilated patients who require a tracheostomy. Crit Care Med 2005;33:290-298. PMID:
15699830.
27. Mehta AB, Syeda SN, Bajpayee L, Cooke CR, Walkey AJ, Wiener RS. Trends in tracheostomy for mechanically ventilated patients in the United States, 1993-2012. Am J Respir Crit Care Med 2015;192:446-454. PMID:
25955332.
28. Quality of Life After Mechanized Ventilation in the Elderly Study Investigators. 2-month mortality and functional status of critically ill adult patients receiving prolonged mechanical ventilation. Chest 2002;121:549-558. PMID:
11834671.