A. Daurat, I. Millet, J. Roustan, C. Maury, P. Taourel et al., Thoracic Trauma Severity score on admission allows to determine the risk of delayed ARDS in trauma patients with pulmonary contusion, Injury, vol.47, issue.1, pp.147-53, 2016.
URL : https://hal.archives-ouvertes.fr/hal-01793246

J. Liang, Z. Li, H. Dong, and C. Xu, Prognostic factors associated with mortality in mechanically ventilated patients in the intensive care unit. Medicine (Baltimore), vol.98, p.17592, 2019.

A. Esteban, A. Anzueto, F. Frutos, I. Alía, L. Brochard et al., Characteristics and Outcomes in Adult Patients Receiving Mechanical Ventilation: A 28-Day International Study, JAMA, 2002.

M. Dres, E. C. Goligher, L. Heunks, and L. J. Brochard, Critical illness-associated diaphragm weakness, Intensive Care Med, vol.43, issue.10, pp.1441-52, 2017.

A. Torres, J. M. Gatell, E. Aznar, M. El-ebiary, P. De-la-bellacasa et al., Re-intubation increases the risk of nosocomial pneumonia in patients needing mechanical ventilation, Am J Respir Crit Care Med, vol.152, issue.1, pp.137-178, 1995.

S. K. Epstein, R. L. Ciubotaru, and J. B. Wong, Effect of failed extubation on the outcome of mechanical ventilation, Chest, vol.112, issue.1, pp.186-92, 1997.

P. Michelet and S. Boussen, Case scenario -thoracic trauma, Ann Fr Anesth Reanim, vol.32, issue.7-8, pp.504-513, 2013.

M. R. Moon, F. A. Luchette, S. W. Gibson, J. Crews, G. Sudarshan et al., Prospective, randomized comparison of epidural versus parenteral opioid analgesia in thoracic trauma, Ann Surg, vol.229, issue.5, pp.691-692, 1999.

R. C. Mackersie, T. G. Karagianes, D. B. Hoyt, and J. W. Davis, Prospective evaluation of epidural and intravenous administration of fentanyl for pain control and restoration of ventilatory function following multiple rib fractures, J Trauma, vol.31, issue.4, pp.449-451, 1991.

C. L. Wu, N. D. Jani, F. M. Perkins, and E. Barquist, Thoracic epidural analgesia versus intravenous patient-controlled analgesia for the treatment of rib fracture pain after motor vehicle crash, J Trauma, vol.47, issue.3, pp.564-571, 1999.

S. M. Ahmed, M. Athar, S. Ali, K. Doley, O. A. Siddiqi et al., Acute pain services in flail chest-a prospective randomized trial of epidural versus parenteral analgesia in mechanically ventilated ICU patients, Egypt J Anaesth, vol.31, issue.4, pp.327-357, 2015.

R. Govindarajan, T. Bakalova, R. Michael, and A. R. Abadir, Epidural buprenorphine in management of pain in multiple rib fractures, Acta Anaesthesiol Scand, vol.46, issue.6, pp.660-665, 2002.

F. M. Carrier, A. F. Turgeon, P. C. Nicole, C. A. Trépanier, D. A. Fergusson et al., Effect of epidural analgesia in patients with traumatic rib fractures: a systematic review and meta-analysis of randomized controlled trials, Can J Anaesth, vol.56, issue.3, pp.230-272, 2009.

P. Duch and M. H. Møller, Epidural analgesia in patients with traumatic rib fractures: a systematic review of randomised controlled trials, Acta Anaesthesiol Scand, vol.59, issue.6, pp.698-709, 2015.

J. Peek, D. Smeeing, F. Hietbrink, R. M. Houwert, M. Marsman et al., Comparison of analgesic interventions for traumatic rib fractures: a systematic review and meta-analysis, Eur J Trauma Emerg Surg, vol.45, issue.4, pp.597-622, 2019.

P. Sauder, M. Andreoletti, G. Cambonie, G. Capellier, M. Feissel et al., Sedation and analgesia in intensive care (with the exception of new-born babies). French Society of Anesthesia and Resuscitation

, Ann Fr Anesth Reanim, vol.27, issue.7-8, pp.541-51, 2008.

H. Quintard, E. Her, J. Pottecher, F. Adnet, J. Constantin et al., Experts' guidelines of intubation and extubation of the ICU patient of French Society of Anaesthesia and Intensive Care Medicine (SFAR) and French-speaking Intensive Care Society (SRLF) : In collaboration with the pediatric Association of French-speaking Anaesthetists and Intensivists (ADARPEF), French-speaking Group of Intensive Care and Paediatric emergencies (GFRUP) and Intensive Care physiotherapy society (SKR), vol.9, p.13, 2019.

J. Boles, J. Bion, A. Connors, M. Herridge, B. Marsh et al., Weaning from mechanical ventilation, Eur Respir J, vol.29, issue.5, pp.1033-56, 2007.

, Les blocs périmédullaires chez l'adulte, Ann Fr Anesth Reanim, vol.26, issue.7-8, pp.720-52, 2007.

C. Carrie, L. Stecken, E. Cayrol, V. Cottenceau, L. Petit et al., Bundle of care for blunt chest trauma patients improves analgesia but increases rates of intensive care unit admission: A retrospective casecontrol study, Anaesth Crit Care Pain Med, vol.37, issue.3, pp.211-216, 2018.

C. Carrie, Y. Guemmar, V. Cottenceau, L. De-molliens, L. Petit et al., Long-term disability after blunt chest trauma: Don't miss chronic neuropathic pain! Injury, vol.50, pp.113-121, 2019.

. Ards-definition-task-force, V. M. Ranieri, G. D. Rubenfeld, B. T. Thompson, N. D. Ferguson et al., Acute respiratory distress syndrome: the Berlin Definition, JAMA, vol.307, issue.23, pp.2526-2559, 2012.

M. Leone, L. Bouadma, B. Bouhemad, O. Brissaud, S. Dauger et al., Hospital-acquired pneumonia in ICU, Anaesth Crit Care Pain Med, vol.37, issue.1, pp.83-98, 2018.
URL : https://hal.archives-ouvertes.fr/hal-01788072

P. C. Austin, An Introduction to Propensity Score Methods for Reducing the Effects of Confounding in Observational Studies, Multivariate Behav Res, vol.46, issue.3, pp.399-424, 2011.

P. C. Austin, The relative ability of different propensity score methods to balance measured covariates between treated and untreated subjects in observational studies, Med Decis Making, 2009.

P. C. Austin and D. S. Small, The use of bootstrapping when using propensity-score matching without replacement: a simulation study, Stat Med, vol.33, issue.24, pp.4306-4325, 2014.

M. A. Babyak, What you see may not be what you get: a brief, nontechnical introduction to overfitting in regression-type models, Psychosom Med, vol.66, issue.3, pp.411-432, 2004.

E. M. Bulger, T. Edwards, P. Klotz, and G. J. Jurkovich, Epidural analgesia improves outcome after multiple rib fractures, Surgery, vol.136, issue.2, pp.426-456, 2004.

D. A. Ullman, J. B. Fortune, B. B. Greenhouse, R. E. Wimpy, and T. M. Kennedy, The treatment of patients with multiple rib fractures using continuous thoracic epidural narcotic infusion, Reg Anesth, vol.14, issue.1, pp.43-50, 1989.

M. Malekpour, A. Hashmi, J. Dove, D. Torres, and J. Wild, Analgesic Choice in Management of Rib Fractures: Paravertebral Block or Epidural Analgesia? Anesth Analg, vol.124, pp.1906-1917, 2017.

C. D. Jensen, J. T. Stark, L. L. Jacobson, J. M. Powers, M. F. Joseph et al., Improved Outcomes Associated with the Liberal Use of Thoracic Epidural Analgesia in Patients with Rib Fractures, Pain Med, vol.18, issue.9, pp.1787-94, 2017.

C. Brown, J. B. Daigle, K. H. Foulkrod, B. Brouillette, A. Clark et al., Risk factors associated with early reintubation in trauma patients: a prospective observational study, J Trauma, vol.71, issue.1, pp.37-41, 2011.

J. F. Bilello, J. W. Davis, K. M. Cagle, and K. L. Kaups, Predicting extubation failure in blunt trauma patients with pulmonary contusion, J Trauma Acute Care Surg, vol.75, issue.2, pp.229-262, 2013.

A. Sauaia, F. A. Moore, E. E. Moore, K. S. Moser, R. Brennan et al., Epidemiology of Trauma Deaths: A Reassessment, J Trauma, vol.38, issue.2, pp.185-93, 1995.

J. G. Tyburski, J. D. Collinge, R. F. Wilson, and S. R. Eachempati, Pulmonary contusions: quantifying the lesions on chest X-ray films and the factors affecting prognosis, J Trauma, vol.46, issue.5, pp.833-841, 1999.

A. Daurat, I. Millet, J. Roustan, C. Maury, P. Taourel et al., Thoracic Trauma Severity score on admission allows to determine the risk of delayed ARDS in trauma patients with pulmonary contusion, Injury, vol.47, issue.1, pp.147-53, 2016.
URL : https://hal.archives-ouvertes.fr/hal-01793246

K. Horst, H. Andruszkow, C. D. Weber, M. Pishnamaz, C. Herren et al., Thoracic trauma now and then: A 10 year experience from 16,773 severely injured patients, PLoS One, vol.12, issue.10, p.186712, 2017.

M. Malekpour, A. Hashmi, J. Dove, D. Torres, and J. Wild, Analgesic Choice in Management of Rib Fractures: Paravertebral Block or Epidural Analgesia? Anesth Analg, vol.124, pp.1906-1917, 2017.

Y. Okabe, Risk factors for prolonged mechanical ventilation in patients with severe multiple injuries and blunt chest trauma: a single center retrospective case-control study, Acute Med Surg, vol.5, issue.2, pp.166-72, 2018.

I. Dimopoulou, A. Anthi, M. Lignos, E. Boukouvalas, E. Evangelou et al., Prediction of prolonged ventilatory support in blunt thoracic trauma patients, Intensive Care Med, vol.29, issue.7, pp.1101-1106, 2003.

M. Leone, L. Bouadma, B. Bouhemad, O. Brissaud, S. Dauger et al., Hospital-acquired pneumonia in ICU, Anaesth Crit Care Pain Med, vol.37, issue.1, pp.83-98, 2018.
URL : https://hal.archives-ouvertes.fr/hal-01788072

D. Koulenti, E. Tsigou, and J. Rello, Nosocomial pneumonia in 27 ICUs in Europe: perspectives from the EU-VAP/CAP study, Eur J Clin Microbiol Infect Dis, vol.36, issue.11, pp.1999-2006, 2017.

S. R. Holets and R. D. Hubmayr, Principles and practice of mechanical ventilation, pp.139-158, 2012.

S. Jaber, B. J. Petrof, B. Jung, G. Chanques, J. Berthet et al., Rapidly progressive diaphragmatic weakness and injury during mechanical ventilation in humans, Am J Respir Crit Care Med, 2011.
URL : https://hal.archives-ouvertes.fr/hal-01823668

J. Liang, Z. Li, H. Dong, and C. Xu, Prognostic factors associated with mortality in mechanically ventilated patients in the intensive care unit. Medicine (Baltimore), vol.98, p.17592, 2019.

N. I. Lone and T. S. Walsh, Prolonged mechanical ventilation in critically ill patients: epidemiology, outcomes and modelling the potential cost consequences of establishing a regional weaning unit, Crit Care, vol.15, issue.2, p.102, 2011.

H. Quintard, E. Her, J. Pottecher, F. Adnet, J. Constantin et al., Experts' guidelines of intubation and extubation of the ICU patient of French Society of Anaesthesia and Intensive Care Medicine (SFAR) and French-speaking Intensive Care Society (SRLF) : In collaboration with the pediatric Association of French-speaking Anaesthetists and Intensivists (ADARPEF), French-speaking Group of Intensive Care and Paediatric emergencies (GFRUP) and Intensive Care physiotherapy society (SKR), vol.9, p.13, 2019.

J. Boles, J. Bion, A. Connors, M. Herridge, B. Marsh et al., Weaning from mechanical ventilation, Eur Respir J, vol.29, issue.5, pp.1033-56, 2007.

A. W. Thille, J. Richard, and L. Brochard, The Decision to Extubate in the Intensive Care Unit, Am J Respir Crit Care Med, vol.187, issue.12, pp.1294-302, 2013.

J. A. Watkins, D. A. Spain, J. D. Richardson, and H. C. Polk, Empyema and restrictive pleural processes after blunt trauma: an under-recognized cause of respiratory failure, Am Surg, vol.66, issue.2, pp.210-214, 2000.

H. C. Pape, D. Remmers, J. Rice, M. Ebisch, C. Krettek et al., Appraisal of early evaluation of blunt chest trauma: development of a standardized scoring system for initial clinical decision making, J Trauma, 2000.

P. R. Miller, M. A. Croce, T. K. Bee, W. G. Qaisi, C. P. Smith et al., ARDS after pulmonary contusion: accurate measurement of contusion volume identifies high-risk patients, J Trauma, vol.51, issue.2, pp.223-231, 2001.

H. O. Park, D. H. Kang, S. H. Moon, J. H. Yang, S. H. Kim et al., Risk Factors for Pneumonia in Ventilated Trauma Patients with Multiple Rib Fractures. Korean J Thorac Cardiovasc Surg, vol.50, pp.346-54, 2017.

E. M. Bulger, M. A. Arneson, C. N. Mock, and G. J. Jurkovich, Rib fractures in the elderly, J Trauma, vol.48, issue.6, pp.1040-1046, 2000.

G. E. Blecher, B. Mitra, P. A. Cameron, and M. Fitzgerald, Failed Emergency Department disposition to the ward of patients with thoracic injury, Injury, vol.39, issue.5, pp.586-91, 2008.

P. Bouzat, M. Raux, J. S. David, K. Tazarourte, M. Galinski et al., Chest trauma: First 48 hours management. Anaesth Crit Care Pain Med, vol.36, pp.135-180, 2017.
URL : https://hal.archives-ouvertes.fr/hal-01573787

E. M. Bulger, T. Edwards, P. Klotz, and G. J. Jurkovich, Epidural analgesia improves outcome after multiple rib fractures, Surgery, vol.136, issue.2, pp.426-456, 2004.

D. Chiumello, S. Coppola, S. Froio, C. Gregoretti, and D. Consonni, Noninvasive ventilation in chest trauma: systematic review and meta-analysis, Intensive Care Med, vol.39, issue.7, pp.1171-80, 2013.

S. F. Marasco, A. R. Davies, J. Cooper, D. Varma, V. Bennett et al., Prospective randomized controlled trial of operative rib fixation in traumatic flail chest, J Am Coll Surg, vol.216, issue.5, pp.924-956, 2013.

T. D. Girard, J. P. Kress, B. D. Fuchs, J. W. Thomason, W. D. Schweickert et al., Efficacy and safety of a paired sedation and ventilator weaning protocol for mechanically ventilated patients in intensive care (Awakening and Breathing Controlled trial): a randomised controlled trial. The Lancet, 2008.

B. Rochwerg, L. Brochard, M. W. Elliott, D. Hess, N. S. Hill et al., Official ERS/ATS clinical practice guidelines: noninvasive ventilation for acute respiratory failure, Eur Respir J, vol.50, issue.2, 2017.
URL : https://hal.archives-ouvertes.fr/hal-01755516

A. Esteban, F. Frutos-vivar, N. D. Ferguson, Y. Arabi, C. Apezteguía et al., Noninvasive Positive-Pressure Ventilation for Respiratory Failure after Extubation, N Engl J Med, vol.350, issue.24, pp.2452-60, 2004.

J. F. Bilello, J. W. Davis, K. M. Cagle, and K. L. Kaups, Predicting extubation failure in blunt trauma patients with pulmonary contusion, J Trauma Acute Care Surg, vol.75, issue.2, pp.229-262, 2013.

C. Brown, J. B. Daigle, K. H. Foulkrod, B. Brouillette, A. Clark et al., Risk factors associated with early reintubation in trauma patients: a prospective observational study, J Trauma, vol.71, issue.1, pp.37-41, 2011.

S. M. Galvagno, C. E. Smith, A. J. Varon, E. A. Hasenboehler, S. Sultan et al., Pain management for blunt thoracic trauma: A joint practice management guideline from the Eastern Association for the Surgery of Trauma and Trauma Anesthesiology Society, J Trauma Acute Care Surg, vol.81, issue.5, pp.936-51, 2016.

M. R. Moon, F. A. Luchette, S. W. Gibson, J. Crews, G. Sudarshan et al., Prospective, randomized comparison of epidural versus parenteral opioid analgesia in thoracic trauma, Ann Surg, vol.229, issue.5, pp.691-692, 1999.

R. C. Mackersie, T. G. Karagianes, D. B. Hoyt, and J. W. Davis, Prospective evaluation of epidural and intravenous administration of fentanyl for pain control and restoration of ventilatory function following multiple rib fractures, J Trauma, vol.31, issue.4, pp.449-451, 1991.

C. L. Wu, N. D. Jani, F. M. Perkins, and E. Barquist, Thoracic epidural analgesia versus intravenous patient-controlled analgesia for the treatment of rib fracture pain after motor vehicle crash, J Trauma, vol.47, issue.3, pp.564-571, 1999.

S. M. Ahmed, M. Athar, S. Ali, K. Doley, O. A. Siddiqi et al., Acute pain services in flail chest-a prospective randomized trial of epidural versus parenteral analgesia in mechanically ventilated ICU patients, Egypt J Anaesth, vol.31, issue.4, pp.327-357, 2015.

R. Govindarajan, T. Bakalova, R. Michael, and A. R. Abadir, Epidural buprenorphine in management of pain in multiple rib fractures, Acta Anaesthesiol Scand, vol.46, issue.6, pp.660-665, 2002.

D. A. Ullman, J. B. Fortune, B. B. Greenhouse, R. E. Wimpy, and T. M. Kennedy, The treatment of patients with multiple rib fractures using continuous thoracic epidural narcotic infusion, Reg Anesth, vol.14, issue.1, pp.43-50, 1989.

D. H. Wisner, A stepwise logistic regression analysis of factors affecting morbidity and mortality after thoracic trauma: effect of epidural analgesia, J Trauma, vol.30, issue.7, pp.799-804, 1990.

A. Gage, F. Rivara, J. Wang, G. J. Jurkovich, and S. Arbabi, The effect of epidural placement in patients after blunt thoracic trauma, J Trauma Acute Care Surg, vol.76, issue.1, pp.45-46, 2014.

C. D. Jensen, J. T. Stark, L. L. Jacobson, J. M. Powers, M. F. Joseph et al., Improved Outcomes Associated with the Liberal Use of Thoracic Epidural Analgesia in Patients with Rib Fractures, Pain Med, vol.18, issue.9, pp.1787-94, 2017.

A. A. Zaw, J. Murry, D. Hoang, K. Chen, C. Louy et al., Epidural Analgesia after Rib Fractures, Am Surg, vol.81, issue.10, pp.950-954, 2015.

C. D. Jensen, J. T. Stark, L. E. Jacobson, J. M. Powers, K. L. Leslie et al., Implications of Thoracic Epidural Analgesia on Hospital Charges in Rib Fracture Patients, Pain Med, vol.19, issue.1, pp.160-168, 2018.

D. D. Yeh, M. E. Kutcher, M. M. Knudson, and J. F. Tang, Epidural analgesia for blunt thoracic injury--which patients benefit most? Injury, vol.43, pp.1667-71, 2012.

P. Duch and M. H. Møller, Epidural analgesia in patients with traumatic rib fractures: a systematic review of randomised controlled trials, Acta Anaesthesiol Scand, vol.59, issue.6, pp.698-709, 2015.

F. M. Carrier, A. F. Turgeon, P. C. Nicole, C. A. Trépanier, D. A. Fergusson et al., Effect of epidural analgesia in patients with traumatic rib fractures: a systematic review and meta-analysis of randomized controlled trials, Can J Anaesth, vol.56, issue.3, pp.230-272, 2009.

J. Peek, D. Smeeing, F. Hietbrink, R. M. Houwert, M. Marsman et al., Comparison of analgesic interventions for traumatic rib fractures: a systematic review and meta-analysis, Eur J Trauma Emerg Surg, vol.45, issue.4, pp.597-622, 2019.

K. M. Mckendy, L. F. Lee, K. Boulva, D. L. Deckelbaum, D. S. Mulder et al., Epidural analgesia for traumatic rib fractures is associated with worse outcomes: a matched analysis, J Surg Res, vol.214, pp.117-123, 2017.

A. N. Kieninger, H. A. Bair, P. J. Bendick, and G. A. Howells, Epidural versus intravenous pain control in elderly patients with rib fractures, Am J Surg, vol.189, issue.3, pp.327-357, 2005.

C. Carrie, L. Stecken, E. Cayrol, V. Cottenceau, L. Petit et al., Bundle of care for blunt chest trauma patients improves analgesia but increases rates of intensive care unit admission: A retrospective casecontrol study, Anaesth Crit Care Pain Med, vol.37, issue.3, pp.211-215, 2018.

G. Yeying, Y. Liyong, C. Yuebo, Z. Yu, Y. Guangao et al., Thoracic paravertebral block versus intravenous patient-controlled analgesia for pain treatment in patients with multiple rib fractures, J Int Med Res, vol.45, issue.6, pp.2085-91, 2017.

M. K. Karmakar, L. Critchley, A. Ho, T. Gin, T. W. Lee et al., Continuous thoracic paravertebral infusion of bupivacaine for pain management in patients with multiple fractured ribs, Chest, 2003.

, Feb, vol.123, issue.2, pp.424-455

V. Thiruvenkatarajan, C. Eng, H. Adhikary, and S. D. , An update on regional analgesia for rib fractures, Curr Opin Anaesthesiol, vol.31, issue.5, pp.601-608, 2018.

R. Wardhan, Assessment and management of rib fracture pain in geriatric population: an ode to old age, Curr Opin Anaesthesiol, vol.26, issue.5, pp.626-657, 2013.

H. Murata, E. A. Salviz, S. Chen, C. Vandepitte, and A. Hadzic, Case report: ultrasound-guided continuous thoracic paravertebral block for outpatient acute pain management of multilevel unilateral rib fractures, Anesth Analg, vol.116, issue.1, pp.255-262, 2013.

P. Fu, P. D. Weyker, and C. Webb, Case Report of Serratus Plane Catheter for Pain Management in a Patient With Multiple Rib Fractures and an Inferior Scapular Fracture. A A Case Rep, vol.8, pp.132-137, 2017.

N. P. Kunhabdulla, A. Agarwal, A. Gaur, S. K. Gautam, R. Gupta et al., Serratus anterior plane block for multiple rib fractures, Pain Physician, vol.17, issue.4, pp.553-555, 2014.

, Les blocs périmédullaires chez l'adulte, Ann Fr Anesth Reanim, issue.7-8, pp.720-52, 2007.

G. Ivani, S. Suresh, C. Ecoffey, A. Bosenberg, P. Lonnqvist et al., The European Society of Regional Anaesthesia and Pain Therapy and the American Society of Regional Anesthesia and Pain Medicine Joint Committee Practice Advisory on Controversial Topics in Pediatric Regional Anesthesia, Reg Anesth Pain Med, vol.40, issue.5, pp.526-558, 2015.

P. Marhofer, Regional blocks carried out during general anesthesia or deep sedation: myths and facts, Curr Opin Anaesthesiol, vol.30, issue.5, pp.621-627, 2017.

J. M. Neal, M. J. Barrington, R. Brull, A. Hadzic, J. R. Hebl et al., The Second ASRA Practice Advisory on Neurologic Complications Associated With Regional Anesthesia and Pain Medicine: Executive Summary, Reg Anesth and Med, vol.40, issue.5, pp.401-431, 2015.