Dr. Daoust is a Clinical Professor and researcher in the Department of Family Medicine and Emergency Medicine at the University of Montreal, and staff emergency physician at Sacred Heart Hospital in Montreal. He obtained his MD and later his MSc in Biomedical Sciences and Clinical Research both from the University of Montreal. Dr. Daoust’s research expertise are in evaluation and optimal treatment of acute pain in the elderly, evaluation and optimal management of acute pain in adults, and determination of risk factors for developing chronic pain.

Le D^r Raoul Daoust est professeur-clinicien et chercheur au Département de médecine familiale et de médecine d’urgence à l’Université de Montréal et urgentologue à l’Hôpital du Sacré-Cœur de Montréal. Il a obtenu son doctorat en médecine puis sa maîtrise en sciences biomédicales et en recherche clinique de l’Université de Montréal. Les domaines de spécialité de recherche du D^r Daoust sont l’évaluation et le traitement optimal de la douleur aiguë chez les adultes et la détermination des facteurs de risque relatif au développement de la douleur chronique.

1: Daoust R, Paquet J, Williamson D, Perry JJ, Iseppon M, Castonguay V, Morris
J, Cournoyer A. Accuracy of a self-report prescription opioid use diary for
patients discharge from the emergency department with acute pain: a multicentre
prospective cohort study. BMJ Open. 2022 Oct 28;12(10):e062984. doi:
10.1136/bmjopen-2022-062984. Erratum in: BMJ Open. 2022 Nov
15;12(11):e062984corr1. PMID: 36307159; PMCID: PMC9621151.

2: Daoust R, Paquet J, Marquis M, Chauny JM, Williamson D, Huard V, Arbour C,
Émond M, Cournoyer A. Evaluation of Interventions to Reduce Opioid Prescribing
for Patients Discharged From the Emergency Department: A Systematic Review and
Meta-analysis. JAMA Netw Open. 2022 Jan 4;5(1):e2143425. doi:
10.1001/jamanetworkopen.2021.43425. PMID: 35024834; PMCID: PMC8759006.

3: Daoust R, Paquet J, Huard V, Chauny JM, Lavigne G, Williamson D, Choinière M,
Lang E, Yan JW, Perry JJ, Emond M, Gosselin S, Cournoyer A; OPUM Research Group.
Association between fentanyl treatment for acute pain in the emergency
department and opioid use two weeks after discharge. Am J Emerg Med. 2022
Feb;52:137-142. doi: 10.1016/j.ajem.2021.11.041. Epub 2021 Dec 4. PMID:
34922233.

4: Daoust R, Paquet J, Cournoyer A, Piette É, Morris J, Lessard J, Castonguay V,
Lavigne G, Huard V, Chauny JM. Opioid and non-opioid pain relief after an
emergency department acute pain visit. CJEM. 2021 May;23(3):342-350. doi:
10.1007/s43678-020-00041-3. Epub 2021 Jan 4. PMID: 33959920.

5: Daoust R, Paquet J, Cournoyer A, Piette É, Morris J, Lessard J, Lavigne G,
Chauny JM. Relationship between acute pain trajectories after an emergency
department visit and chronic pain: a Canadian prospective cohort study. BMJ
Open. 2020 Dec 7;10(12):e040390. doi: 10.1136/bmjopen-2020-040390. PMID:
33293313; PMCID: PMC7722811.

6: Daoust R, Paquet J. Pain, and Not Opioids, Is Associated With Delirium in
Older Emergency Department Patients. Acad Emerg Med. 2021 Jan;28(1):145. doi:
10.1111/acem.14112. Epub 2020 Sep 2. PMID: 32786017.

7: Daoust R, Paquet J, Moore L, Cournoyer A, Émond M, Gosselin S, Lavigne GJ,
Boulanger A, Mac-Thiong JM, Chauny JM. Opioid Poisoning and Opioid Use Disorder
in Older Trauma Patients. Clin Interv Aging. 2020 May 27;15:763-770. doi:
10.2147/CIA.S252849. PMID: 32546994; PMCID: PMC7266327.

8: Daoust R; OPUM Study Group. Another alternative to opioids for acute pain?
CJEM. 2020 May;22(3):273-274. doi: 10.1017/cem.2020.40. PMID: 32456738.

9: Daoust R, Paquet J, Boucher V, Pelletier M, Gouin É, Émond M. Relationship
Between Pain, Opioid Treatment, and Delirium in Older Emergency Department
Patients. Acad Emerg Med. 2020 Aug;27(8):708-716. doi: 10.1111/acem.14033. Epub
2020 Jun 11. PMID: 32441414.

10: Daoust R, Paquet J, Gosselin S, Lavigne G, Cournoyer A, Piette E, Morris J,
Castonguay V, Lessard J, Chauny JM. Opioid Use and Misuse Three Months After
Emergency Department Visit for Acute Pain. Acad Emerg Med. 2019
Aug;26(8):847-855. doi: 10.1111/acem.13628. Epub 2019 Jul 18. PMID: 31317619.

11: Daoust R. Limiting Opioid Prescribing. JAMA. 2019 Jul 9;322(2):170-171. doi:
10.1001/jama.2019.5844. PMID: 31287516.

12: Daoust R, Paquet J, Cournoyer A, Piette É, Morris J, Lessard J, Castonguay
V, Williamson D, Chauny JM. Side effects from opioids used for acute pain after
emergency department discharge. Am J Emerg Med. 2020 Apr;38(4):695-701. doi:
10.1016/j.ajem.2019.06.001. Epub 2019 Jun 3. PMID: 31182367.

13: Daoust R, Paquet J, Cournoyer A, Piette É, Morris J, Lessard J, Castonguay
V, Lavigne G, Chauny JM. Acute Pain Resolution After an Emergency Department
Visit: A 14-Day Trajectory Analysis. Ann Emerg Med. 2019 Aug;74(2):224-232. doi:
10.1016/j.annemergmed.2019.01.019. Epub 2019 Feb 21. PMID: 30797575.

14: Daoust R, Paquet J, Cournoyer A, Piette É, Morris J, Gosselin S, Émond M,
Lavigne G, Lee J, Chauny JM. Quantity of opioids consumed following an emergency
department visit for acute pain: a Canadian prospective cohort study. BMJ Open.
2018 Sep 17;8(9):e022649. doi: 10.1136/bmjopen-2018-022649. PMID: 30224393;
PMCID: PMC6144484.

15: Daoust R, Paquet J, Moore L, Émond M, Gosselin S, Lavigne G, Choinière M,
Boulanger A, Mac-Thiong JM, Chauny JM. Recent opioid use and fall-related injury
among older patients with trauma. CMAJ. 2018 Apr 23;190(16):E500-E506. doi:
10.1503/cmaj.171286. PMID: 29685910; PMCID: PMC5915247.

16: Daoust R, Paquet J, Moore L, Émond M, Gosselin S, Lavigne G, Choinière M,
Boulanger A, Mac-Thiong JM, Chauny JM. Early Factors Associated with the
Development of Chronic Pain in Trauma Patients. Pain Res Manag. 2018 Jan
30;2018:7203218. doi: 10.1155/2018/7203218. PMID: 29666666; PMCID: PMC5830982.

17: Daoust R, Paquet J, Moore L, Gosselin S, Gélinas C, Rouleau DM, Bérubé M,
Morris J. Incidence and Risk Factors of Long-term Opioid Use in Elderly Trauma
Patients. Ann Surg. 2018 Dec;268(6):985-991. doi: 10.1097/SLA.0000000000002461.
PMID: 28767563.

18: Daoust R, Sirois MJ, Lee JS, Perry JJ, Griffith LE, Worster A, Lang E,
Paquet J, Chauny JM, Émond M. Painful Memories: Reliability of Pain Intensity
Recall at 3 Months in Senior Patients. Pain Res Manag. 2017;2017:5983721. doi:
10.1155/2017/5983721. Epub 2017 Feb 2. PMID: 28260963; PMCID: PMC5312450.

19: Daoust R, Paquet J, Piette É, Sanogo K, Bailey B, Chauny JM. Impact of Age
on Pain Perception for Typical Painful Diagnoses in the Emergency Department. J
Emerg Med. 2016 Jan;50(1):14-20. doi: 10.1016/j.jemermed.2015.06.074. Epub 2015
Sep 26. PMID: 26416133.

20: Daoust R, Paquet J, Bailey B, Lavigne G, Piette É, Sanogo K, Chauny JM.
Vital Signs Are Not Associated with Self-Reported Acute Pain Intensity in the
Emergency Department. CJEM. 2016 Jan;18(1):19-27. doi: 10.1017/cem.2015.21. Epub
2015 May 20. PMID: 25990048.

21: Daoust R, Paquet J, Lavigne G, Piette É, Chauny JM. Impact of age, sex and
route of administration on adverse events after opioid treatment in the
emergency department: a retrospective study. Pain Res Manag. 2015 Jan-
Feb;20(1):23-8. doi: 10.1155/2015/316275. PMID: 25664538; PMCID: PMC4325886.

22: Daoust R, Paquet J, Lavigne G, Sanogo K, Chauny JM. Senior patients with
moderate to severe pain wait longer for analgesic medication in EDs. Am J Emerg
Med. 2014 Apr;32(4):315-9. doi: 10.1016/j.ajem.2013.12.012. Epub 2013 Dec 14.
PMID: 24439544.

23: Daoust R, Emond M, Bergeron E, LeSage N, Camden S, Guimont C, Vanier L,
Chauny JM. Risk factors of significant pain syndrome 90 days after minor
thoracic injury: trajectory analysis. Acad Emerg Med. 2013 Nov;20(11):1139-45.
doi: 10.1111/acem.12248. PMID: 24238316.

24: Daoust R, Beaulieu P, Manzini C, Chauny JM, Lavigne G. Estimation of pain
intensity in emergency medicine: a validation study. Pain. 2008 Sep
15;138(3):565-570. doi: 10.1016/j.pain.2008.02.007. Epub 2008 Mar 24. PMID:
18359566.

1: Radresa O, Chauny JM, Lavigne G, Piette E, Paquet J, Daoust R. Current views
on acute to chronic pain transition in post-traumatic patients: risk factors and
potential for pre-emptive treatments. J Trauma Acute Care Surg. 2014
Apr;76(4):1142-50. doi: 10.1097/TA.0000000000000188. PMID: 24662883.

2: Lessard J, Cournoyer A, Chauny JM, Piette É, Paquet J, Daoust R. Can the
"important brain injury criteria" predict neurosurgical intervention in mild
traumatic brain injury? A validation study. Am J Emerg Med. 2020
Mar;38(3):521-525. doi: 10.1016/j.ajem.2019.05.043. Epub 2019 May 23. PMID:
31201116.

3: Cournoyer A, Cavayas YA, Albert M, Segal E, Lamarche Y, Potter BJ, de
Montigny L, Chauny JM, Paquet J, Marquis M, Cossette S, Castonguay V, Morris J,
Lessard J, Daoust R. Association of Initial Pulseless Electrical Activity Heart
Rate and Clinical Outcomes following Adult Non-Traumatic Out-of-Hospital Cardiac
Arrest. Prehosp Emerg Care. 2022 Jul 20:1-8. doi: 10.1080/10903127.2022.2096160.
Epub ahead of print. PMID: 35771725.

4: Cournoyer A, Cavayas YA, Potter B, Lamarche Y, Segal E, de Montigny L, Albert
M, Lessard J, Marquis M, Paquet J, Cossette S, Morris J, Castonguay V, Chauny
JM, Daoust R. Accuracy of the Initial Rhythm to Predict a Short No-Flow Time in
Out-of-Hospital Cardiac Arrest. Crit Care Med. 2022 Oct 1;50(10):1494-1502. doi:
10.1097/CCM.0000000000005594. Epub 2022 Jun 8. PMID: 35674462.

5: Cournoyer A, Chauny JM, Paquet J, Potter B, Lamarche Y, de Montigny L, Segal
E, Cavayas YA, Albert M, Morris J, Lessard J, Marquis M, Cossette S, Castonguay
V, Daoust R. Electrical rhythm degeneration in adults with out-of-hospital
cardiac arrest according to the no-flow and bystander low-flow time.
Resuscitation. 2021 Oct;167:355-361. doi: 10.1016/j.resuscitation.2021.07.021.
Epub 2021 Jul 26. PMID: 34324890.

6: Cournoyer A, de Montigny L, Potter BJ, Segal E, Chauny JM, Lamarche Y,
Cossette S, Morris J, Albert M, Denault A, Paquet J, Marquis M, Daoust R. Can a
Shockable Initial Rhythm Identify Out-of-Hospital Cardiac Arrest Patients with a
Short No-flow Time? Resuscitation. 2021 Jan;158:57-63. doi:
10.1016/j.resuscitation.2020.11.012. Epub 2020 Nov 19. PMID: 33220352.

7: Cournoyer A, Grand'Maison S, Lonergan AM, Lessard J, Chauny JM, Castonguay V,
Marquis M, Frégeau A, Huard V, Garceau-Tremblay Z, Turcotte AS, Piette É, Paquet
J, Cossette S, Féral-Pierssens AL, Leblanc RX, Martel V, Daoust R. Oxygen
Therapy and Risk of Infection for Health Care Workers Caring for Patients With
Viral Severe Acute Respiratory Infection: A Systematic Review and Meta-analysis.
Ann Emerg Med. 2021 Jan;77(1):19-31. doi: 10.1016/j.annemergmed.2020.06.037.
Epub 2020 Aug 10. PMID: 32788066; PMCID: PMC7415416.

8: Chauny JM, Paquet J, Carrier J, Lavigne G, Marquis M, Cournoyer A, Manzini C,
Daoust R. Subjective sleep quality and its etiology in the emergency department.
CJEM. 2019 Mar;21(2):249-252. doi: 10.1017/cem.2018.394. Epub 2018 Jun 11. PMID:
29886848.

9: Chauny JM, Marquis M, Bernard F, Williamson D, Albert M, Laroche M, Daoust R.
Risk of Delayed Intracranial Hemorrhage in Anticoagulated Patients with Mild
Traumatic Brain Injury: Systematic Review and Meta-Analysis. J Emerg Med. 2016
Nov;51(5):519-528. doi: 10.1016/j.jemermed.2016.05.045. Epub 2016 Jul 26. PMID:
27473443.

10: Chauny JM, Paquet J, Lavigne G, Marquis M, Daoust R. Evaluating acute pain
intensity relief: challenges when using an 11-point numerical rating scale.
Pain. 2016 Feb;157(2):355-360. doi: 10.1097/j.pain.0000000000000382. PMID:
26447700.

11: Bailey B, Gravel J, Daoust R. Reliability of the visual analog scale in
children with acute pain in the emergency department. Pain. 2012
Apr;153(4):839-842. doi: 10.1016/j.pain.2012.01.006. Epub 2012 Feb 4. PMID:
22305630.

12: Bailey B, Bergeron S, Gravel J, Daoust R. Comparison of four pain scales in
children with acute abdominal pain in a pediatric emergency department. Ann
Emerg Med. 2007 Oct;50(4):379-83, 383.e1-2. doi:
10.1016/j.annemergmed.2007.04.021. Epub 2007 Jun 22. PMID: 17588706.