Marginalized populations

Read our publications related to this topic.

Journal Articles

Journal Article

17/07/2026

Disparities in delayed discharge among patients experiencing homelessness

Richard L, Morais S, Francombe Pridham K, Wen V, Hwang SW, Mondor L. JAMA Netw Open. 2026; 9(7): e2623860.

Journal Article

11/06/2026

The impact of neighbourhood-level marginalization on risk of opioid overdose: a population-based retrospective cohort study

Liang A, Stuart H, Evans C. Int J Drug Policy. 2026; 155:105385. Epub 2026 Jun 11.

Journal Article

10/06/2026

Cold-related illness among older adults experiencing homelessness

Hoang PM, Kokorelias K, Matai L, Fu L, Huang YQ, Rochon PA, Stall NM. JAMA Netw Open. 2026; 9(6): e2617743.

Journal Article

18/05/2026

Geographic variation and neighbourhood correlates of mental health-related hospitalizations and emergency department visits in children and youth during the COVID-19 pandemic: a population-based study

Antoniou T, Gozdyra P, Fridman D, Pajer K, Gomes T, Penner M, Tadrous M, Juurlink DN, Gardner W. Front Child Adolesc Psychiatry. 2026; 5:1575531.

Journal Article

22/04/2026

A profile of heart failure in the James and Hudson Bay region of Ontario: a retrospective cohort study

Koprich SMB, Petrie SJ, Gagnon RP, Lee DS, Kioke SJ, Ross HJ, Rachlis BS, Simard AM. Can J Public Health. 2026; Apr 22.

Journal Article

14/04/2026

Rural–urban disparities in atrial fibrillation–related diagnostic testing and medical procedures in Canada

Shurrab M, McIntyre WF, Cheung CC, Andrade JG, Qiu F, Haldenby O, Khan HR, Parkash R, Healey JS, Ko DT. Europace. 2026; 28(4): euag054. Epub 2026 Apr 14.

Journal Article

09/04/2026

Opioid use during pregnancy among individuals with disabilities

Camden A, Brogly SB, Gomes T, Guttmann A, Lunsky Y, Sharpe I, Lu H, Brown HK. Am J Prev Med. 2026; Apr 9 [Epub ahead of print].

Journal Article

26/03/2026

Health services use for injury amongst persons experiencing homelessness in Ontario, Canada: a population-based retrospective matched cohort study

Visser C, Richard L, Walker M, Li W, Evans CC. BMC Public Health. 2026; Mar 26 [Epub ahead of print].

Journal Article

09/03/2026

Trends in cause-specific mortality among people with and without diabetes in high-income settings: a multinational, population-based study

Magliano DJ, Morton JI, Chen L, Sacre JW, Salim A, Gong JY, Carstensen B, Gregg EW, Arffman M, Booth GL, Ter Braake JG, Chu LM, Eeg-Olofsson K, Eliasson B, Fleetwood K, Fosse-Edorh S, Garbuviene M, Guion M, Ha KH, Kaul P, Ke C, Keskimäki I, Kim DJ, Laurberg T, Støvring H, Vos RC, Wild SH, Shaw JE. Lancet Diabetes Endocrinol. 2026; S2213-8587(25): 00398-5. Epub 2026 Mar 9.

Journal Article

04/03/2026

Acute healthcare utilization associated with positive SARS-CoV-2 testing or serology among people experiencing homelessness: a prospective cohort study

Richard L, Carter B, Liu M, Nisenbaum R, Hwang SW. PLoS One. 2026; 21(3): e0343639.

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News Releases

News Release

10/06/2026

Prevalence of heart failure nearly six times higher in James and Hudson Bay region residents than the rest of Ontario

 A new study has identified a high prevalence of possible heart failure among community members living in the James and Hudson Bay region of Northern Ontario.

News Release

27/02/2026

Newcomer children show lower rates of emergency department use for non‑urgent conditions, study finds

Refugee and immigrant children are less likely to visit the emergency department for minor illnesses compared to children born in Ontario.

News Release

11/12/2025

ADHD prescriptions on the rise, study finds

News Release

29/09/2025

Patients with intellectual and developmental disabilities substantially over-represented among long-stay psychiatric inpatients

Individuals with intellectual and developmental disabilities (IDD) account for more than one in five patients who have been in Ontario’s mental health beds for over a year, according to a new study from researchers at ICES and the Centre for Addiction and Mental Health (CAMH).

News Release

08/04/2025

Language-concordant care linked to better end-of-life outcomes for Chinese-speaking long-term care residents

News Release

26/08/2024

People of lower socioeconomic status less likely to receive cataract surgery in private clinics, study finds

News Release

24/06/2024

Health care delivered in a patient’s preferred language could decrease emergency department visits, hospitalizations and death

News Release

18/06/2024

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

Marginalized populations

Journal Articles

Disparities in delayed discharge among patients experiencing homelessness

The impact of neighbourhood-level marginalization on risk of opioid overdose: a population-based retrospective cohort study

Cold-related illness among older adults experiencing homelessness

Geographic variation and neighbourhood correlates of mental health-related hospitalizations and emergency department visits in children and youth during the COVID-19 pandemic: a population-based study

A profile of heart failure in the James and Hudson Bay region of Ontario: a retrospective cohort study

Rural–urban disparities in atrial fibrillation–related diagnostic testing and medical procedures in Canada

Opioid use during pregnancy among individuals with disabilities

Health services use for injury amongst persons experiencing homelessness in Ontario, Canada: a population-based retrospective matched cohort study

Trends in cause-specific mortality among people with and without diabetes in high-income settings: a multinational, population-based study

Acute healthcare utilization associated with positive SARS-CoV-2 testing or serology among people experiencing homelessness: a prospective cohort study

News Releases

Prevalence of heart failure nearly six times higher in James and Hudson Bay region residents than the rest of Ontario

Newcomer children show lower rates of emergency department use for non‑urgent conditions, study finds

ADHD prescriptions on the rise, study finds

Patients with intellectual and developmental disabilities substantially over-represented among long-stay psychiatric inpatients

Language-concordant care linked to better end-of-life outcomes for Chinese-speaking long-term care residents

People of lower socioeconomic status less likely to receive cataract surgery in private clinics, study finds

Health care delivered in a patient’s preferred language could decrease emergency department visits, hospitalizations and death

Surge in fatal opioid overdoses in Ontario shelters, report finds

1 in 8 pregnant people have a disability, but significant gaps exist in the provision of accessible care

People experiencing homelessness more likely to develop dementia at younger ages, study finds

Research Programs and appointed ICES Scientists