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ICES Publications

At a Glance

At a Glance is a monthly e-newsletter highlighting key findings of recent ICES research. At a Glance was redesigned in April 2016 to better share our work visually through infographics, videos and news stories. Subscribe to At a Glance.

  • September 2022

    Infographics
    • Prepregnancy emergency department use and risks of severe maternal and neonatal morbidity in Canada
    • Changes in emergency department visits for cannabis hyperemesis syndrome following recreational cannabis legalization and subsequent commercialization in Ontario, Canada
    • Family physicians stopping practice during the COVID-19 pandemic in Ontario, Canada
    ICES in the News
    • Estimated effectiveness of COVID-19 vaccines against Omicron or Delta symptomatic infection and severe outcomes
    • Clinical outcomes and health care costs among people entering a safer opioid supply program in Ontario
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    • Initial healthcare costs for COVID-19 in British Columbia and Ontario, Canada: an inter-provincial population-based cohort study
    • Mode of conception and risk of spontaneous vs. provider-initiated preterm birth: population-based cohort study
    • Trends in quality indicators of end-of-life care for women with gynecologic malignancies in Ontario, Canada
    • Rates, predictive factors, and adverse outcomes of fusion surgery for lumbar degenerative disorders in Ontario, Canada between 2006 and 2015: a retrospective cohort study
    • Cognitive decline in long-term care residents before and during the COVID-19 pandemic in Ontario, Canada
    • Regional collaborative home-based palliative care and health care outcomes among adults with heart failure
    • Incidence and mortality of emergency general surgery conditions among solid-organ transplant recipients in Ontario, Canada: a population-based analysis
  • August 2022

    Infographics
    • Increased demand for paramedic transports to the emergency department in Ontario, Canada: a population-level descriptive study from 2010 to 2019
    • Neonatal outcomes of mothers with a disability
    • Primary care physician use and frequency of visits among physicians in Ontario, Canada
    ICES in the News
    • Uncovering SARS-COV-2 vaccine uptake and COVID-19 impacts among First Nations, Inuit and Métis Peoples living in Toronto and London, Ontario
    • Impact of Ontario's Harmonized Heat Warning and Information System on emergency department visits for heat-related illness in Ontario, Canada: a population-based time series analysis
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    • Prescription pathways from initial medication use to triple therapy in older COPD patients: a real-world population study
    • Physician home visits in Ontario: a cross-sectional analysis of patient characteristics and postvisit use of health care services
    • Quality of end-of-life care in multiple myeloma: a 13-year analysis of a population-based cohort in Ontario, Canada
    • Long-term health care utilization and associated costs after dialysis-treated acute kidney injury in children
    • Primary care physician use and frequency of visit among physicians in Ontario, Canada
    • Time to surgery for patients with esophageal cancer undergoing trimodal therapy in Ontario: a population-based cross-sectional study
    • Community trial evaluating the integration of Indigenous healing practices and a harm reduction approach with principles of seeking safety in an Indigenous residential treatment program in northern Ontario
  • July 2022

    Infographics
    • Association of early physician follow-up with readmission among patients hospitalized for acute myocardial infarction, congestive heart failure, or chronic obstructive pulmonary disease
    • Patient–physician language concordance and quality and safety outcomes among frail home care recipients admitted to hospital in Ontario, Canada
    • Examination of trends in diabetes incidence among children during the COVID-19 pandemic in Ontario, Canada, from March 2020 to September 2021
    ICES in the News
    • Effectiveness of a fourth dose of covid-19 mRNA vaccine against the omicron variant among long term care residents in Ontario, Canada: test negative design study
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    • SARS-CoV-2 vaccination, ABO blood group and risk of COVID-19: population-based cohort study
    • The effect of high prevalence of missing data on estimation of the coefficients of a logistic regression model when using multiple imputation
    • Incidence of cardiovascular disease and mortality in childhood solid organ transplant recipients: a population-based study
    • Comparison of machine learning and the regression-based EHMRG model for predicting early mortality in acute heart failure
    • Bootstrap vs asymptotic variance estimation when using propensity score weighting with continuous and binary outcomes
    • SARS-CoV-2 testing, infection and outcomes among Ontario physicians: a descriptive population-based cohort study
  • June 2022

    Infographics
    • Cannabis use and risks of respiratory and all-cause morbidity and mortality: a population-based, data-linkage, cohort study
    • Clinical risk, sociodemographic factors, and SARS-CoV-2 infection over time in Ontario, Canada
    • School reopening and COVID-19 in the community: evidence from a natural experiment in Ontario, Canada
    ICES in the News
    • Healthcare utilization and costs following non-fatal powdered and non-powdered firearm injuries for children and youth
    • Attention-deficit hyperactivity disorder in children born to mothers with infertility: a population-based cohort study
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    • Neighbourhood socioeconomic improvement, residential mobility and premature death: a population-based cohort study and inverse probability of treatment weighting analysis
    • Trends and factors associated with suicide deaths in older adults in Ontario, Canada
    • Vaccine effectiveness of BNT162b2 against Delta and Omicron variants in adolescents
    • Hospitalization with Clostridioides difficile in pediatric inflammatory bowel disease: a population-based study
    • The Ontario Pharmacy Evidence Network Atlas of Smoking Cessation Services
    • Length of initial prescription at hospital discharge and long-term medication adherence for elderly, post-myocardial infarction patients: a population-based interrupted time series study
    • Determining the incidence of postpartum haemorrhage among Ontario women with and without inherited bleeding disorders: a population-based cohort study
    • Cancer incidence among Canadian Veterans: a matched cohort study

  • May 2022

    Infographics
    • Categorization of opioid use among pregnant people and association with overdose or death
    • Association of late preterm birth and size for gestational age with cardiometabolic risk in childhood
    ICES in the News
    • The risk of death or unplanned readmission after discharge from a COVID-19 hospitalization in Alberta and Ontario
    • Vaccine effectiveness against SARS-CoV-2 infection and severe outcomes among individuals with immune-mediated inflammatory diseases tested between March 1 and Nov 22, 2021, in Ontario, Canada: a population-based analysis
    • Variation in revascularisation use and outcomes of patients in hospital with acute myocardial infarction in six high income countries: a cross sectional cohort study
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    • Effectiveness of first, second, and third COVID-19 vaccine doses in solid organ transplant recipients: a population-based cohort study from Canada
    • Predictors of all-cause mortality among patients hospitalized with influenza, respiratory syncytial virus, or SARS-CoV-2
    • The mean attributable health care costs associated with hepatitis B virus in Ontario, Canada: a matched cohort study
    • Adverse events following robotic surgery: population-based analysis
    • Are income-based differences in TKA use and outcomes reduced in a single-payer system? A large-database comparison of the United States and Canada
    • Utilization of immunotherapy in patients with cancer treated in routine care settings: a population-based study using health administrative data
    • Infertility treatment and postpartum mental illness: a population-based cohort study
    • Exposure to intrapartum epidural analgesia and risk of autism spectrum disorder in offspring
  • April 2022

    Event
    • ICES 2022 Research Forum
    Infographics
    • Risk of suicide death following electroconvulsive therapy treatment for depression: a propensity score-weighted, retrospective cohort study in Canada
    • Follow-up after post-partum psychiatric emergency department visits: an equity-focused population-based study in Canada
    ICES in the News
    • Cancer risk and mortality in patients with kidney disease: a population-based cohort study
    • Vaccine effectiveness against SARS-CoV-2 infection and severe outcomes among individuals with immune-mediated inflammatory diseases tested between March 1 and Nov 22, 2021, in Ontario, Canada: a population-based analysis
    • Association of patient-reported outcomes with subsequent nonfatal self-injury after a new cancer diagnosis
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    • Virtual care use during the COVID-19 pandemic and its impact on healthcare utilization in patients with chronic disease: a population-based repeated cross-sectional study
    • Impact of the COVID-19 pandemic on the prevalence of opioid agonist therapy discontinuation in Ontario, Canada: a population-based time series analysis
    • Hospitalizations during the COVID-19 pandemic among recently homeless individuals: a retrospective population-based matched cohort study
    • Hip arthroscopy utilization and reoperation rates in Ontario: a population-based analysis comparing different age cohorts
    • Survival effects of time to surgery for stage I lung cancer: a population-based study
    • Assessment of age and sex differences in risk of 1-year mortality after emergency department visits caused by alcohol use
    • Regional differences in access to direct-acting antiviral treatments for hepatitis C across Ontario: a cross-sectional study
    • Troponin testing after noncardiac surgery: a population-based historical cohort study on variation and factors associated with testing in Ontario
  • March 2022

    Event
    • ICES Research Forum
    Infographics
    • COVID-19 vaccine coverage and factors associated with vaccine uptake among 23 247 adults with a recent history of homelessness in Ontario, Canada: a population-based cohort study
    • Association between increased dispensing of opioid agonist therapy take-home doses and opioid overdose and treatment interruption and discontinuation
    ICES in the News
    • Impact of cancer surgery slowdowns on patient survival during the COVID-19 pandemic: a microsimulation modelling study
    • Greater opioid use among nursing home residents in Ontario, Canada during the first 2 waves of the COVID-19 pandemic
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    • Healthcare utilization and costs following non-fatal powdered and non-powdered firearm injuries for children and youth
    • Vaccine effectiveness against SARS-CoV-2 infection and severe outcomes in the maintenance dialysis population in Ontario, Canada
    • Health care expenditures among individuals with chronic psychotic disorders in Ontario: an analysis over time
    • Behavioral nudges to improve audit and feedback report opening among antibiotic prescribers: a randomized controlled trial
    • Virtual and in-person visits by Ontario physicians in the COVID-19 era
    • Patient, physician and geographic predictors of cardiac stress testing strategy in Ontario, Canada: a population-based study
    • Rising healthcare costs and utilization among young adults with cirrhosis in Ontario: a population-based study
    • Emergency department return visits and hospital admissions in trauma team assessed patients initially discharged from the emergency department: a population-based cohort study
  • February 2022

    Event
    • ICES Research Forum – Save the Date
    Infographics
    • Utilization of physician-based mental health care services among children and adolescents before and during the COVID-19 pandemic in Ontario, Canada
    • The association between recreational cannabis legalization, commercialization and cannabis attributable emergency department visits in Ontario, Canada: an interrupted time-series analysis
    ICES in the News
    • Incident cancer detection during the COVID-19 pandemic
    • Impact of team-based care on emergency department use
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    • COVID-19 excess mortality among long-term care residents in Ontario, Canada
    • The rate of unnecessary interventions for the management of knee osteoarthritis: a population-based cohort study
    • Trends in non-receipt of recommended chronic obstructive pulmonary disease medication
    • Association between handover of anesthesiology care and 1-year mortality among adults undergoing cardiac surgery
    • Practice profiles and patterns of Ontario family medicine residents 5 years after residency examinations: an exploratory study
    • Drug overdoses during the COVID-19 pandemic among recently homeless individuals
    • Prevalence, cost, and variation in cost of pediatric hospitalizations in Ontario, Canada
    • Association of diabetes duration and glycemic control with stroke rate in patients with atrial fibrillation and diabetes: a population-based cohort study
  • January 2022

    Infographics
    • Physician health care visits for mental health and substance use during the COVID-19 pandemic in Ontario, Canada
    • Trends in health service use for Canadian adults with dementia and Parkinson disease during the first wave of the COVID-19 pandemic
    • Patterns of medication and healthcare use among people who died of an opioid-related toxicity during the COVID-19 pandemic in Ontario
    • Unintentional pediatric cannabis exposures after legalization of recreational cannabis in Canada
    • Rates in bronchiolitis hospitalization, intensive care unit use, mortality, and costs from 2004 to 2018
    ICES in the News
    • COVID-19 testing and vaccination coverage in Ontario
    • Comparison of self-harm or overdose among adolescents and young adults before vs during the COVID-19 pandemic in Ontario
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    • A population-based analysis of diabetes-related care measures, foot complications, and amputation during the COVID-19 pandemic in Ontario, Canada
    • Impact of care by gynecologic oncologists on primary ovarian cancer survival: a population-based study
    • Factors associated with SARS-CoV-2 test positivity in long-term care homes: a population-based cohort analysis using machine learning
    • Comparative fracture risk during osteoporosis drug holidays after long-term risedronate versus alendronate therapy: a propensity score-matched cohort study
    • Incidence and outcomes associated with Clostridioides difficile infection in solid organ transplant recipients
    • Real world evidence of the association between medication and life expectancy in elderly inflammatory bowel disease: a population-based cohort study
    • Shape of the association between preoperative hemoglobin level and postoperative outcomes in patients undergoing primary arthroplasty
    • COVID-19 vaccination uptake among individuals with immune-mediated inflammatory diseases in Ontario, Canada between December 2020 and October 2021: a population-based analysis
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