Canadian Medical Association Journal

Article	Citations
Obesity in adults: a clinical practice guideline	645
The impact of COVID-19 on pregnancy outcomes: a systematic review and meta-analysis	503
Development of the Instrument to assess the Credibility of Effect Modification Analyses (ICEMAN) in randomized controlled trials and meta-analyses	301
Shifts in office and virtual primary care during the early COVID-19 pandemic in Ontario, Canada	256
Evaluation of the relative virulence of novel SARS-CoV-2 variants: a retrospective cohort study in Ontario, Canada	203
For-profit long-term care homes and the risk of COVID-19 outbreaks and resident deaths	156
Projected estimates of cancer in Canada in 2022	130
Alpha, Beta, Delta, Gamma: What’s important to know about SARS-CoV-2 variants of concern?	120
Remdesivir for the treatment of patients in hospital with COVID-19 in Canada: a randomized controlled trial	109
Clearing the surgical backlog caused by COVID-19 in Ontario: a time series modelling study	102
COVID-19 in long-term care homes in Ontario and British Columbia	91
Medical experimentation and the roots of COVID-19 vaccine hesitancy among Indigenous Peoples in Canada	76
COVID-19 in patients undergoing long-term dialysis in Ontario	65
Symptoms associated with a positive result for a swab for SARS-CoV-2 infection among children in Alberta	65
Characteristics and outcomes of hospital admissions for COVID-19 and influenza in the Toronto area	64
Time to dismantle systemic anti-Black racism in medicine in Canada	63
Implementing machine learning in medicine	62
Advancing gender equity in medicine	62
Individual and social determinants of SARS-CoV-2 testing and positivity in Ontario, Canada: a population-wide study	57
The efficacy and safety of sunscreen use for the prevention of skin cancer	56
SARS-CoV-2 (COVID-19) serology: implications for clinical practice, laboratory medicine and public health	55
A safer drug supply: a pragmatic and ethical response to the overdose crisis	52
The case for relaxing no-visitor policies in hospitals during the ongoing COVID-19 pandemic	51
Holder pasteurization of donated human milk is effective in inactivating SARS-CoV-2	51
The influence of sex and gender domains on COVID-19 cases and mortality	50

Canadian best practice recommendations for the management of amyotrophic lateral sclerosis	50
Diagnosis and management of endometriosis	45
Diagnosis-wide analysis of COVID-19 complications: an exposure-crossover study	44
Characteristics of children admitted to hospital with acute SARS-CoV-2 infection in Canada in 2020	44
Infectivity of severe acute respiratory syndrome coronavirus 2 in children compared with adults	44
Closing the gender pay gap in Canadian medicine	42
Short-term antibody response after 1 dose of BNT162b2 vaccine in patients receiving hemodialysis	42
Preterm birth and stillbirth rates during the COVID-19 pandemic: a population-based cohort study	41
Effect of moist heat reprocessing of N95 respirators on SARS-CoV-2 inactivation and respirator function	41
COVID-19 and the decolonization of Indigenous public health	40
Antiviral drug treatment for nonsevere COVID-19: a systematic review and network meta-analysis	39
Canada’s response to the initial 2 years of the COVID-19 pandemic: a comparison with peer countries	39
Anticipating and managing coagulopathy and thrombotic manifestations of severe COVID-19	38
Prone positioning for patients with hypoxic respiratory failure related to COVID-19	38
Toxicology and prescribed medication histories among people experiencing fatal illicit drug overdose in British Columbia, Canada	36
Population-based evaluation of the effectiveness of nirmatrelvir–ritonavir for reducing hospital admissions and mortality from COVID-19	35
Trends in socioeconomic inequalities in premature and avoidable mortality in Canada, 1991–2016	35
Reasons for cannabis use during pregnancy and lactation: a qualitative study	34
What’s important to know about the new COVID-19 variants?	33
Virtual care is here to stay, but major challenges remain	33
Investigation and management of erythrocytosis	31
Life expectancy and health-adjusted life expectancy in people with inflammatory bowel disease	31
Increasing SARS-CoV-2 vaccination rates among Black people in Canada	30
Geographic concentration of SARS-CoV-2 cases by social determinants of health in metropolitan areas in Canada: a cross-sectional study	30
Clinical outcomes and health care costs among people entering a safer opioid supply program in Ontario	30
Virtual care for patients with Alzheimer disease and related dementias during the COVID-19 era and beyond	29
Projected effects of nonpharmaceutical public health interventions to prevent resurgence of SARS-CoV-2 transmission in Canada	28
Active testing of groups at increased risk of acquiring SARS-CoV-2 in Canada: costs and human resource needs	28
Impact of population mixing between vaccinated and unvaccinated subpopulations on infectious disease dynamics: implications for SARS-CoV-2 transmission	28
Effectiveness of intrapartum fetal surveillance to improve maternal and neonatal outcomes: a systematic review and network meta-analysis	28
Diagnosis and management of postural orthostatic tachycardia syndrome	28
Serial cross-sectional estimation of vaccine-and infection-induced SARS-CoV-2 seroprevalence in British Columbia, Canada	28
Problems in the deployment of machine-learned models in health care	27
Postpartum mental illness during the COVID-19 pandemic: a population-based, repeated cross-sectional study	27
Acute pancreatitis in a 61-year-old man with COVID-19	27
Key populations for early COVID-19 immunization: preliminary guidance for policy	26
Making sense of monkeypox death rates	26
Trends in prevalence of chronic disease and multimorbidity in Ontario, Canada	26
Postoperative outcomes for Indigenous Peoples in Canada: a systematic review	26
Managing conflicts of interest in the development of health guidelines	26
The challenges of managing diabetes while homeless: a qualitative study using photovoice methodology	26
Mortality among patients with frequent emergency department use for alcohol-related reasons in Ontario: a population-based cohort study	25
Differences in mRNA-1273 (Moderna) and BNT162b2 (Pfizer-BioNTech) SARS-CoV-2 vaccine immunogenicity among patients undergoing dialysis	25
Association between long-term exposure to ambient air pollution and COVID-19 severity: a prospective cohort study	25
A population-based analysis of the impact of the COVID-19 pandemic on common abdominal and gynecological emergency department visits	25
Diagnosis and management of acute respiratory distress syndrome	25
Total knee replacement after high tibial osteotomy: time-to-event analysis and predictors	25
Maternal and neonatal trauma following operative vaginal delivery	25
Observed versus expected rates of myocarditis after SARS-CoV-2 vaccination: a population-based cohort study	24
The use and impact of monoclonal antibody biologics during pregnancy	24

Evaluation of machine learning solutions in medicine	23
Virtual overdose monitoring services: a novel adjunctive harm reduction approach for addressing the overdose crisis	23
Sex differences in mortality: results from a population-based study of 12 longitudinal cohorts	23
Bradycardia associated with remdesivir therapy for COVID-19 in a 59-year-old man	23
Beau lines associated with COVID-19	23
Integrating research into clinical practice: challenges and solutions for Canada	22
Post-acute health care burden after SARS-CoV-2 infection: a retrospective cohort study	22
A case of human monkeypox in Canada	22
First Nations status and emergency department triage scores in Alberta: a retrospective cohort study	22
Keeping the front door open: ensuring access to primary care for all in Canada	22
Intrauterine exposure to diabetes and risk of cardiovascular disease in adolescence and early adulthood: a population-based birth cohort study	22
COVID-19 and changes to postgraduate medical education in Canada	21
Patient–physician language concordance and quality and safety outcomes among frail home care recipients admitted to hospital in Ontario, Canada	21
Potential resurgence of respiratory syncytial virus in Canada	21
Recent cannabis use and myocardial infarction in young adults: a cross-sectional study	21
Risk factors for outbreaks of SARS-CoV-2 infection at retirement homes in Ontario, Canada: a population-level cohort study	21
Diagnosing acute aortic syndrome: a Canadian clinical practice guideline	20
Rapid antigen screening of asymptomatic people as a public health tool to combat COVID-19	20
Systemic capillary leak syndrome after ChAdOx1 nCOV-19 (Oxford–AstraZeneca) vaccination	20
Predictors of severe illness in children with multisystem inflammatory syndrome after SARS-CoV-2 infection: a multicentre cohort study	20
The case for a Canadian standard for 2SLGBTQIA+ medical education	19
Recognizing and addressing implicit gender bias in medicine	19
Genome sequencing as a diagnostic test	19
XE, XD & XF: what to know about the Omicron hybrid variants	19
Inappropriate use of clinical practices in Canada: a systematic review	18
Not neutral: reimagining antiracism as a professional competence	18
Assessing the process and outcome of the development of practice guidelines and recommendations: PANELVIEW instrument development	18
Limb ischemia and pulmonary artery thrombosis after the ChAdOx1 nCoV-19 (Oxford–AstraZeneca) vaccine: a case of vaccine-induced immune thrombotic thrombocytopenia	18
Suicidality among sexual minority and transgender adolescents: a nationally representative population-based study of youth in Canada	18
Burden of noninfluenza respiratory viral infections in adults admitted to hospital: analysis of a multiyear Canadian surveillance cohort from 2 centres	18
Pregnancy, breastfeeding and the SARS-CoV-2 vaccine: an ethics-based framework for shared decision-making	18
Lung transplantation for acute COVID-19: the Toronto Lung Transplant Program experience	18
Association between antihypertensive medications and risk of skin cancer in people older than 65 years: a population-based study	18
Oral lichen planus	17
COVID-19 and long-term care facilities: Does ownership matter?	17
Clinical practice guideline for management of osteoporosis and fracture prevention in Canada: 2023 update	17
Development of a framework for critical care resource allocation for the COVID-19 pandemic in Saskatchewan	17
Pediatric inflammatory multisystem syndrome temporally associated with COVID-19: a spectrum of diseases with many names	17
Implementing social interventions in primary care	17
Excess mortality, COVID-19 and health care systems in Canada	16
Nirmatrelvir-ritonavir for COVID-19	16
Achieving and sustaining herd immunity to SARS-CoV-2	16
Canada needs a national strategy for anesthesia services in rural and remote regions	16
How should we move for health? The case for the 24-hour movement paradigm	16
Severity of COVID-19 among solid organ transplant recipients in Canada, 2020–2021: a prospective, multicentre cohort study	16
A low-barrier, flexible safe supply program to prevent deaths from overdose	16
The inconvenience of motherhood during a medical career	16
The war in Ukraine and refugee health care: considerations for health care providers in Canada	16
Prenatal hepatitis B screening, and hepatitis B burden among children, in Ontario: a descriptive study	16
Long-distance travel for birthing among Indigenous and non-Indigenous pregnant people in Canada	15
Impact of the COVID-19 pandemic on cancer diagnoses, stage and survival in Alberta	15
Managing postoperative pain in adult outpatients: a systematic review and meta-analysis comparing codeine with NSAIDs	15
Outcomes in patients with and without disability admitted to hospital with COVID-19: a retrospective cohort study	15
Transforming race-based health research in Canada	15
Physician choices in pulmonary embolism testing	15
Implementing digital passports for SARS-CoV-2 immunization in Canada	14
Experiences of First Nations adolescents living with type 2 diabetes: a focus group study	14
The mobility gap: estimating mobility thresholds required to control SARS-CoV-2 in Canada	14
Caring for people who inject drugs when they are admitted to hospital	14
Impact of cancer surgery slowdowns on patient survival during the COVID-19 pandemic: a microsimulation modelling study	14
Incidence and mortality rates of keratinocyte carcinoma from 1998–2017: a population-based study of sex differences in Ontario, Canada	14
Who is Black? The urgency of accurately defining the Black population when conducting health research in Canada	14
Recommendation on instrument-based screening for depression during pregnancy and the postpartum period	14
Managing the modern infodemic	14
Mandatory vaccination for health care workers: an analysis of law and policy	14
What to know about Omicron XBB.1.5	13
Managing drug shortages during a pandemic: tocilizumab and COVID-19	13
Investigation of a severe SARS-CoV-2 outbreak in a long-term care home early in the pandemic	13
Predicting death in home care users: derivation and validation of the Risk Evaluation for Support: Predictions for Elder-Life in the Community Tool (RESPECT)	13
The past, present and future of race and colonialism in medicine	13
Guillain–Barré syndrome after SARS-CoV-2 vaccination in a patient with previous vaccine-associated Guillain–Barré syndrome	13
Statin initiation and risk of incident kidney disease in patients with diabetes	13
Fat acceptance as social justice	13
Birth outcomes following cesarean delivery on maternal request: a population-based cohort study	12
The evolution of SARS-CoV-2 seroprevalence in Canada: a time-series study, 2020–2023	12
Regional collaborative home-based palliative care and health care outcomes among adults with heart failure	12
Prioritizing specialized children’s surgery in Canada during the COVID-19 pandemic	12
Gender-based differences in physician payments within the fee-for-service system in Ontario: a retrospective, cross-sectional study	12
Changes in ischemic stroke presentations, management and outcomes during the first year of the COVID-19 pandemic in Alberta: a population study	12
CMAJ’s new guidance on the reporting of race and ethnicity in research articles	12

Migrant workers falling through cracks in health care coverage	12
Emergency departments are in crisis now and for the foreseeable future	12
Cost-effectiveness of pharmacogenomic-guided treatment for major depression	12
Rates of rebleeding, thrombosis and mortality associated with resumption of anticoagulant therapy after anticoagulant-related bleeding	12
Catheter-directed thrombolysis compared with systemic thrombolysis and anticoagulation in patients with intermediate- or high-risk pulmonary embolism: systematic review and network meta-analysis	12
Diversity among health care leaders in Canada: a cross-sectional study of perceived gender and race	11
Prescribing cascades in older adults	11
Illuminating and mitigating the evolving impacts of COVID-19 on ethnocultural communities: a participatory action mixed-methods study	11
Uncovering SARS-COV-2 vaccine uptake and COVID-19 impacts among First Nations, Inuit and Métis Peoples living in Toronto and London, Ontario	11
National survey highlights worsening primary care access	11
Update on fertility preservation for younger women with breast cancer	11
Management of patients after coronary artery bypass grafting surgery: a guide for primary care practitioners	11
Bodychecking experience and rates of injury among ice hockey players aged 15–17 years	11
Recommendation on screening for chlamydia and gonorrhea in primary care for individuals not known to be at high risk	10
Innovations in genomics for undiagnosed diseases: vacuoles, E1 enzyme, X-linked, autoinflammatory, somatic (VEXAS) syndrome	10
Aligning continuing professional development with quality improvement	10
Recommendations for equitable COVID-19 pandemic recovery in Canada	10
Unpacking “long COVID”	10
Optimizing care for critically ill older adults	10
COVID-19 and the prevalence of drug shortages in Canada: a cross-sectional time-series analysis from April 2017 to April 2022	10
International variation in dialysis discontinuation in patients with advanced kidney disease	10
Effects of air pollution and habitual exercise on the risk of death: a longitudinal cohort study	10
Advances in the management of pancreatic ductal adenocarcinoma	10
Overworked health workers are “past the point of exhaustion”	10
Prepregnancy renal function and risk of preterm birth and related outcomes	10
Establishing irremediable psychiatric suffering in the context of medical assistance in dying in the Netherlands: a qualitative study	10
Shoulder injury related to SARS-CoV-2 vaccine administration	10
Factors associated with consent for organ donation: a retrospective population-based study	10
Critical race theory in medicine	10
Firearm-related injuries and deaths in Ontario, Canada, 2002–2016: a population-based study	10
Drug-induced liver injury	10
Maternal cardiovascular disease after twin pregnancies complicated by hypertensive disorders of pregnancy: a population-based cohort study	10
Pressurized metered-dose inhalers and their impact on climate change	9
Housing conditions and respiratory morbidity in Indigenous children in remote communities in Northwestern Ontario, Canada	9
The risk of death or unplanned readmission after discharge from a COVID-19 hospitalization in Alberta and Ontario	9
Working in a bubble: How can businesses reopen while limiting the risk of COVID-19 outbreaks?	9
Iron deficiency and iron deficiency anemia in pregnancy	9
Pregnancy in transgender men	9
Safer opioid supply via a biometric dispensing machine: a qualitative study of barriers, facilitators and associated outcomes	9
Why are Indigenous communities seeing so few cases of COVID-19?	9
COVID-19 and patient engagement in health research: What have we learned?	9
The trauma-informed genital and gynecologic examination	9
Aggressively find, test, trace and isolate to beat COVID-19	9
Neurosyphilis	9
Endometrial cancer	9
Characteristics of patients with mental illness and persistent high-cost status: a population-based analysis	9
Venlafaxine overdose treated with extracorporeal life support	9
Spinal cord stimulation: a nonopioid alternative for chronic pain management	9
Booster vaccination with inactivated whole-virus or mRNA vaccines and COVID-19–related deaths among people with multimorbidity: a cohort study	9
Improving the regulation of medical cannabis in Canada to better serve pediatric patients	8
Antiracism as a foundational competency: reimagining CanMEDS through an antiracist lens	8
Placenta accreta spectrum	8
Rupioid psoriasis on the hands	8
Performance of a universal prenatal screening program incorporating cell-free fetal DNA analysis in Ontario, Canada	8
Recognizing, managing and reporting vaccine-induced immune thrombotic thrombocytopenia	8
How Indigenous people are coping with COVID-19	8
Canadian federal–provincial/territorial funding of universal health care: fraught history, uncertain future	8
Methemoglobinemia caused by sodium nitrite overdose	8
Changes over time in means of suicide in Canada: an analysis of mortality data from 1981 to 2018	8
Changes over time in patient visits and continuity of care among graduating cohorts of family physicians in 4 Canadian provinces	8
Possible association between rhabdomyolysis and mRNA SARS-CoV-2 vaccination in a patient with RYR1 gene mutation	8
Primary care is facing a capacity crisis — can pandemic lessons help chart a path forward?	8
Derivation and validation of a clinical model to predict death or cardiac hospitalizations while on the cardiac surgery waitlist	8
A virtual care innovation for home mechanical ventilation	8
Transitioning to outpatient arthroplasty during COVID-19: time to pivot	8
SARS-CoV-2 seroprevalence in health care workers from 10 hospitals in Quebec, Canada: a cross-sectional study	8
Effect of influenza vaccination in patients with asthma	8
Public health experts are learning from Canada’s anti-mask protests	8
Cost–utility analysis of apixaban compared with usual care for primary thromboprophylaxis in ambulatory patients with cancer	8
Diagnosis and management of depression in adolescents	7
Physician workforce planning in Canada: the importance of accounting for population aging and changing physician hours of work	7
Refocusing on hypertension control in Canada	7
Prescribed opioid analgesics in early pregnancy and the risk of congenital anomalies: a population-based cohort study	7
Occult cancer diagnosed following acute ischemic stroke	7
Informing COVID-19 vaccination priorities based on the prevalence of risk factors among adults in Canada	7
Diagnosis and management of toxicity associated with the recreational use of nitrous oxide	7
The clinical course of acute, subacute and persistent low back pain: a systematic review and meta-analysis	7
Canadian guideline for the clinical management of high-risk drinking and alcohol use disorder	7
Feasibility of a school-based vision screening program to detect undiagnosed visual problems in kindergarten children in Ontario	7
Intracranial hemorrhage after head injury among older patients on anticoagulation seen in the emergency department: a population-based cohort study	7
Endocarditis due to Bartonella quintana, the etiological agent of trench fever	7
SARS-CoV-2-related chilblains	7
Monitoring, treatment and control of blood glucose and lipids in Ontario First Nations people with diabetes	7
Prevention and management of hyperkalemia in patients treated with renin–angiotensin–aldosterone system inhibitors	7
Canadian Cardiovascular Harmonized National Guideline Endeavour (C-CHANGE) guideline for the prevention and management of cardiovascular disease in primary care: 2022 update	7
Impact of acetaminophen product labelling changes in Canada on hospital admissions for accidental acetaminophen overdose: a population-based study	7
Derivation and validation of predictive indices for 30-day mortality after coronary and valvular surgery in Ontario, Canada	7
Perinatal outcomes of midwife-led care, stratified by medical risk: a retrospective cohort study from British Columbia (2008–2018)	6
Hyoscine butylbromide versus acetaminophen for nonspecific colicky abdominal pain in children: a randomized controlled trial	6
Escalating violence against health workers prompts calls for action	6
Hourly air pollution exposure and the onset of symptomatic arrhythmia: an individual-level case–crossover study in 322 Chinese cities	6
Periosteum preservation in bone regeneration	6
Why is WHO pushing back on a Health Canada–approved Medicago SARS-CoV-2 vaccine?	6
Shifting from cytology to HPV testing for cervical cancer screening in Canada	6
Factors that contribute to the mental health of Black youth	6