Acute and emergency services

Read our publications related to this topic.

Journal Articles

Journal Article

21/01/2026

A population-level evaluation of emergency general surgery models of care and clinical outcomes

Nantais J, Saskin R, Calzavara A, Gomez D, Baxter NN. JAMA Surg. 2026; Jan 21 [Epub ahead of print].

Journal Article

05/01/2026

Triage accuracy and the 2015 field trauma triage criteria update

Tillmann BW, Nathens AB, Guttman MP, Freedman C, Pequeno P, Scales DC, Pechlivanoglou P, Haas B. JAMA Netw Open. 2026; 9(1): e2552092.

Journal Article

26/12/2025

Impact of age and frailty on acute care use during immune checkpoint inhibitor treatment

Eng L, Faour E, Sutradhar R, Kaliwal Y, Niu Y, Liu N, Liu Y, Powis M, Liu G, Peppercorn JM, Krzyzanowska MK, Alibhai SMH. J Natl Cancer Inst. 2025; Dec 26 [Epub ahead of print].

Journal Article

23/12/2025

Contemporary emergency management and 1-year outcomes of colonic diverticulitis: a population-based cohort study

Telesnicki T, Stukel TA, Wilton AS, van Overstraeten AB, de Mestral C, Gomez D. Gastrointest Surg. 2025; Dec 23 [Epub ahead of print].

Journal Article

18/12/2025

Virtual care provision and emergency department use among children and youth

Freire G, Cohen E, Stukel TA, Sharpe I, Wang X, Rosenfield D, Altaf A, Guttman A, Kopec M, Saunders NR. JAMA Netw Open. 2025; 8(12): e2550532

Journal Article

21/10/2025

Sociodemographic and health behaviour of frequent, avoidable emergency department users in Ontario, Canada: a population-based descriptive study

Thompson C, Watson T, Schull MJ, Gronsbell J, Rosella LCA. West J Emerg Med. 2025; 26(6): 1622-1639. Epub 2025 Oct 21.

Journal Article

15/10/2025

Rural-urban disparities in the management and outcomes of atrial fibrillation in emergency departments in Canada

Shurrab M, Ha ACT, Andrade JG, Cheung CC, Amit G, Skanes A, Nair GM, Qiu F, Haldenby O, Angaran P, Redfearn DP, Parkash R, Healey JS, Ko DT. Circ Cardiovasc Qual Outcomes. 2025; e012366. Epub 2025 Oct 15.

Journal Article

17/09/2025

Concurrent emergency department use by a new mother with a disability and her newborn

Brown HK, Varner CE, Lunsky Y, Santiago-Jimenez M, Fung K, Cohen E, Guttmann A, Pituch E, Saunders N, Telner D, Vigod SN, Zwicker J, Ray JG. Pediatrics. 2025; e2025071883. Epub 2025 Sep 17.

Journal Article

27/08/2025

Infant emergency department use after midwifery- versus obstetrician-led perinatal care: a population-based cohort study

Ray JG, Podolsky S, Sorbara C, Stukel TA. BJOG. 2025; Aug 27 [Epub ahead of print].

Journal Article

22/07/2025

Emergency department use prior to cancer diagnosis and mortality

Grewal K, Calzavara A, McLeod SL, Eskander A, Savage DW, Thompson C, Borgundvaag B, Ovens H, Cheskes S, de Wit K, Irish JC, Krzyzanowska MK, Walsh R, Thiruganasambandamoorthy V, Sutradhar R. JAMA Netw Open. 2025; 8(7):e2522585.

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News Releases

News Release

21/01/2026

High‑risk patients see better results at hospitals with emergency general surgery model

Patients with high-risk diagnoses who receive treatment in an emergency general surgery (EGS)-model hospital have a lower risk of death and complications, according to a new study.

News Release

11/07/2025

Underserved youth less likely to visit emergency department for concussion in Ontario, study finds

News Release

14/05/2025

Coordinated primary, palliative, and specialty care improve outcomes for organ failure patients at end of life, studies show

News Release

14/04/2025

Research Programs and appointed ICES Scientists

ICES scientists are appointed to the ICES Research Program which best fits their interests and, as such, become members of a network of health services researchers from across Ontario.

ICES Scientists Research Programs

Acute and emergency services

Journal Articles

A population-level evaluation of emergency general surgery models of care and clinical outcomes

Triage accuracy and the 2015 field trauma triage criteria update

Impact of age and frailty on acute care use during immune checkpoint inhibitor treatment

Contemporary emergency management and 1-year outcomes of colonic diverticulitis: a population-based cohort study

Virtual care provision and emergency department use among children and youth

Sociodemographic and health behaviour of frequent, avoidable emergency department users in Ontario, Canada: a population-based descriptive study

Rural-urban disparities in the management and outcomes of atrial fibrillation in emergency departments in Canada

Concurrent emergency department use by a new mother with a disability and her newborn

Infant emergency department use after midwifery- versus obstetrician-led perinatal care: a population-based cohort study

Emergency department use prior to cancer diagnosis and mortality

News Releases

High‑risk patients see better results at hospitals with emergency general surgery model

Underserved youth less likely to visit emergency department for concussion in Ontario, study finds

Coordinated primary, palliative, and specialty care improve outcomes for organ failure patients at end of life, studies show

Hospital visits for cannabis use linked to higher dementia risk, study finds

Transgender and gender diverse people less likely to receive follow-up after a mental health hospitalization

Patients who leave the emergency department without being seen face higher risk of death, hospitalization

Common antibiotics carry small but serious risks of life-threatening drug reactions, but some are safer than others

Heavy cannabis use increases risk of developing an anxiety disorder, study suggests

Virtual care works best when patients see their own family doctor, study finds

Emergency department visits for substance use linked to higher risk of developing schizophrenia

Research Programs and appointed ICES Scientists