Raoul Daoust
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View article: Prevalence of Impairing Substance Use in Injured Drivers
Prevalence of Impairing Substance Use in Injured Drivers Open
Importance Impaired driving is an important public health issue, but its prevalence is challenging to monitor. Objectives To report the prevalence of alcohol, cannabis, recreational drugs, and sedating medications in injured Canadian drive…
View article: How Does Self‐Declared Chronic Pain Compare to Other Definitions? A Prospective Multicenter Study
How Does Self‐Declared Chronic Pain Compare to Other Definitions? A Prospective Multicenter Study Open
Background: Self‐declared chronic pain has not been compared to existing definitions. Our objective was to evaluate the agreement between self‐declared chronic pain and different chronic pain definitions, three months after an emergency de…
View article: Impact of vitamin C on the reduction of opioid consumption for acute musculoskeletal pain: A double-blind randomized control pilot study
Impact of vitamin C on the reduction of opioid consumption for acute musculoskeletal pain: A double-blind randomized control pilot study Open
Introduction Recent evidence has shown that vitamin C has analgesic and opioid sparing properties in immediate postoperative context. However, this has never been studied for acute musculoskeletal (MSK) emergency department (ED) injuries. …
View article: Opioid prescribing requirements to minimize unused medications after an emergency department visit for acute pain: a prospective cohort study
Opioid prescribing requirements to minimize unused medications after an emergency department visit for acute pain: a prospective cohort study Open
ClinicalTrials.gov, no. NCT03953534.
View article: Factors associated with frequent buprenorphine / naloxone initiation in a national survey of Canadian emergency physicians
Factors associated with frequent buprenorphine / naloxone initiation in a national survey of Canadian emergency physicians Open
Objective To identify individual and site-related factors associated with frequent emergency department (ED) buprenorphine/naloxone (BUP) initiation. BUP initiation, an effective opioid use disorder (OUD) intervention, varies widely across…
View article: Post-COVID-19 Condition Symptoms Among Emergency Department Patients Tested for SARS-CoV-2 Infection
Post-COVID-19 Condition Symptoms Among Emergency Department Patients Tested for SARS-CoV-2 Infection Open
Importance: Symptoms of Post-COVID-19 Condition (PCC) are non-specific and can occur due to other medical conditions, making it a challenge to distinguish PCC from other health conditions. Objective: To compare the proportion of emergency …
View article: Efficacy of prescribed opioids for acute pain after being discharged from the emergency department: A systematic review and meta‐analysis
Efficacy of prescribed opioids for acute pain after being discharged from the emergency department: A systematic review and meta‐analysis Open
Background Opioids are often prescribed for acute pain to patients discharged from the emergency department (ED), but there is a paucity of data on their short‐term use. The purpose of this study was to synthesize the evidence regarding th…
View article: Accuracy of Self-Reported COVID-19 Vaccination Status Compared With a Public Health Vaccination Registry in Québec: Observational Diagnostic Study
Accuracy of Self-Reported COVID-19 Vaccination Status Compared With a Public Health Vaccination Registry in Québec: Observational Diagnostic Study Open
Background The accuracy of self-reported vaccination status is important to guide real-world vaccine effectiveness studies and policy making in jurisdictions where access to electronic vaccine registries is restricted. Objective This study…
View article: Impact of vitamin C on the reduction of opioid consumption after an emergency department visit for acute musculoskeletal pain: a double-blind randomised control trial protocol
Impact of vitamin C on the reduction of opioid consumption after an emergency department visit for acute musculoskeletal pain: a double-blind randomised control trial protocol Open
Introduction Recent evidence has shown that vitamin C has some analgesic properties in addition to its antioxidant effect and can, therefore, reduce opioid use during recovery time. Vitamin C analgesic effect has been explored mostly durin…
View article: Intubation practices and outcomes for patients with suspected or confirmed COVID-19: a national observational study by the Canadian COVID-19 Emergency Department Rapid Response Network (CCEDRRN)
Intubation practices and outcomes for patients with suspected or confirmed COVID-19: a national observational study by the Canadian COVID-19 Emergency Department Rapid Response Network (CCEDRRN) Open
Objective Intubation practices changed during the COVID-19 pandemic to protect healthcare workers from transmission of disease. Our objectives were to describe intubation characteristics and outcomes for patients tested for SARS CoV-2 infe…
View article: High‐‘n’‐dry? A comparison of cannabis and alcohol use in drivers presenting to hospital after a vehicular collision
High‐‘n’‐dry? A comparison of cannabis and alcohol use in drivers presenting to hospital after a vehicular collision Open
Design This was a prospective observational study. Background and Aims The characteristics of cannabis‐involved motor vehicle collisions are poorly understood. This study of injured drivers identifies demographic and collision characterist…
View article: Accuracy of Self-Reported COVID-19 Vaccination Status Compared With a Public Health Vaccination Registry in Québec: Observational Diagnostic Study (Preprint)
Accuracy of Self-Reported COVID-19 Vaccination Status Compared With a Public Health Vaccination Registry in Québec: Observational Diagnostic Study (Preprint) Open
BACKGROUND The accuracy of self-reported vaccination status is important to guide real-world vaccine effectiveness studies and policy making in jurisdictions where access to electronic vaccine registries is restricted. OBJECTIVE This st…
View article: Sensitivity and Diagnostic Yield of the First SARS-CoV-2 Nucleic Acid Amplification Test Performed for Patients Presenting to the Hospital
Sensitivity and Diagnostic Yield of the First SARS-CoV-2 Nucleic Acid Amplification Test Performed for Patients Presenting to the Hospital Open
Importance Early and accurate diagnostic testing for SARS-CoV-2 is essential to initiate appropriate treatment and infection control and prevention measures among patients presenting to the hospital. Objective To evaluate the diagnostic se…
View article: Accuracy of a self-report prescription opioid use diary for patients discharge from the emergency department with acute pain: a multicentre prospective cohort study
Accuracy of a self-report prescription opioid use diary for patients discharge from the emergency department with acute pain: a multicentre prospective cohort study Open
Objectives Self-reported approaches that assess opioid usage can be subject to social desirability and recall biases that may underestimate actual pill consumption. Our objective was to determine the accuracy of patient self-reported opioi…
View article: Diagnostic yield of screening for SARS-CoV-2 among patients admitted to hospital for alternate diagnoses: an observational cohort study
Diagnostic yield of screening for SARS-CoV-2 among patients admitted to hospital for alternate diagnoses: an observational cohort study Open
Objectives To determine the diagnostic yield of screening patients for SARS-CoV-2 who were admitted with a diagnosis unrelated to COVID-19 and to identify risk factors for positive tests. Design Cohort from the Canadian COVID-19 Emergency …
View article: Safety assessment of a redirection program using an electronic application for low-acuity patients visiting an emergency department
Safety assessment of a redirection program using an electronic application for low-acuity patients visiting an emergency department Open
Background Emergency departments (EDs) are operating at or above capacity, which has negative consequences on patients in terms of quality of care and morbi-mortality. Redirection strategies for low-acuity ED patients to primary care pract…
View article: Functional Decline After Nonhospitalized Injuries in Older Patients: Results From the Canadian Emergency Team Initiative Cohort in Elders
Functional Decline After Nonhospitalized Injuries in Older Patients: Results From the Canadian Emergency Team Initiative Cohort in Elders Open
A significant 17% of older adults with "minor" injuries experience a persistent functional decline over 6 months following their ED visit. Four frailty-related determinants were identified: occasional use of a walking device, less than 5 o…
View article: Diagnostic accuracy of age-adjusted D-dimer for pulmonary embolism among Emergency Department patients with suspected SARS-COV-2: A Canadian COVID-19 Emergency Department Rapid Response Network study
Diagnostic accuracy of age-adjusted D-dimer for pulmonary embolism among Emergency Department patients with suspected SARS-COV-2: A Canadian COVID-19 Emergency Department Rapid Response Network study Open
Importance Ruling out pulmonary embolism (PE) among patients presenting to the Emergency Department (ED) with suspected or confirmed SARS-COV-2 is challenging due to symptom overlap, known increased pro-thrombotic risk, and unclear D-dimer…
View article: Evaluation of Interventions to Reduce Opioid Prescribing for Patients Discharged From the Emergency Department
Evaluation of Interventions to Reduce Opioid Prescribing for Patients Discharged From the Emergency Department Open
PROSPERO Identifier: CRD42020187251.
View article: Association between fentanyl treatment for acute pain in the emergency department and opioid use two weeks after discharge
Association between fentanyl treatment for acute pain in the emergency department and opioid use two weeks after discharge Open
Patients treated with fentanyl during ED stay did not consume more opioids after ED discharge, compared to those treated with other opioids. If fentanyl does cause more hyperalgesia compared to other opioids, it does not seem to have a sig…