Canadian study finds immigrants stay longer in ICU after stroke despite similar admission rates

Immigrants with stroke experience prolonged ICU stays averaging 1.8 additional days, potentially affecting quality of life and healthcare resource allocation.
Immigrants stayed 30% longer despite less severe strokes
A Canadian study found immigrants hospitalized with stroke experienced prolonged ICU stays even when their condition was milder than long-term residents.
Mark

So immigrants and long-term residents get admitted to the ICU at the same rate, but immigrants stay longer. What's driving that?

Mimi

The study points to language barriers and cultural differences around end-of-life care. Immigrants got fewer palliative care consultations, which are the conversations that often help people and families decide when intensive care isn't the right path anymore.

Luke

But here's what we don't know: did immigrants actually want to stay longer, or were they kept longer because communication broke down? Those are very different problems.

Mimi

That's fair. The data shows the outcome—longer stays—but not the reason behind each individual case.

Mark

The immigrants were younger and had less severe strokes. So why would they need more ventilators and feeding tubes?

Luke

That's the part Vyas himself flagged as needing caution. Those numbers weren't adjusted for age, so we can't be sure the difference is real or just an artifact of how the data was analyzed.

Mimi

Right. But the ICU length of stay—that's adjusted for all those factors, and the difference held. Immigrants stayed 30 percent longer even after you account for severity.

Mark

What would actually fix this?

Mimi

Better interpreter services, for one. And staff training on cultural practices around death and dying, so clinicians understand what families actually want.

Luke

Those are good ideas, but the study doesn't prove they'd work. It identifies a disparity and suggests causes. The next step is testing whether those interventions actually close the gap.

  • Immigrants hospitalized with stroke in Ontario spend an average of 5.6 days in the ICU compared to 3.8 days for long-term residents — a 30% greater likelihood of extended stays even after adjusting for age and severity.
  • The disparity is sharpened by a paradox: immigrant patients were younger and had less severe strokes, yet received fewer clot-busting treatments and more life-sustaining interventions like ventilators and feeding tubes.
  • Language barriers appear to fracture the critical conversations that shape end-of-life decisions, while immigrants received fewer palliative care consultations — the very pathway that often enables earlier, more dignified transitions out of intensive care.
  • The gap held steady regardless of whether a hospital served many or few immigrants, ruling out the possibility that certain institutions are outliers and pointing instead to a systemic failure embedded across the healthcare landscape.
  • Researchers are calling for expanded professional interpreter services and cultural training for clinical staff as the most immediate levers to close a disparity that costs immigrant patients nearly two additional days in critical care.

In the quiet corridors of Ontario's intensive care units, a pattern has emerged that speaks to something older and more complex than medicine alone: immigrants who suffer strokes linger nearly two days longer in critical care than their long-term resident counterparts, not because their strokes are worse — in fact, they are younger and less severely affected — but because the systems meant to heal them struggle to truly hear them. A study of nearly 86,000 hospitalizations between 2014 and 2023 reveals that language, culture, and unspoken assumptions about life and death shape the arc of recovery just as powerfully as any clinical intervention. The findings ask a quiet but insistent question of every hospital that receives newcomers: are we caring for the whole person, or only the body we can measure?

A study of stroke patients in Ontario has revealed a quiet but consequential divide: immigrants who enter intensive care after a stroke stay significantly longer than long-term residents — 5.6 days on average versus 3.8 — and remain 30 percent more likely to experience extended stays even after accounting for age, stroke severity, and underlying health. The research, led by Manav Vyas at St. Michael's Hospital-Unity Health Toronto, drew on nearly 86,000 hospitalizations between 2014 and 2023, with immigrants making up roughly 13 percent of cases.

What makes the finding particularly striking is that the immigrant patients were younger and had less severe strokes than their counterparts. Yet they received acute blood-flow restoration treatments at slightly lower rates — 17.2 percent versus 18.0 percent — while showing higher rates of mechanical ventilation and feeding tube use once in the ICU. Vyas urged caution in interpreting these differences, noting they were modest and lacked full statistical adjustment.

The researchers pointed to language barriers as a likely force complicating care decisions and discharge planning, and to cultural and religious differences in how patients and families approach end-of-life choices. Immigrants received fewer palliative care consultations — the specialized support that often enables earlier, more comfortable transitions out of intensive care. Tellingly, the disparity appeared across hospitals regardless of how many immigrants they served, suggesting the problem is woven into the system rather than concentrated in particular institutions.

Vyas outlined practical responses: broader access to professional interpreters and educational programs helping clinical staff understand the diverse cultural frameworks patients bring to decisions about life, death, and care. Published in Neurology on September 2, 2026, the study arrives as immigration continues to reshape Canada's population. The findings now press hospitals toward a reckoning — whether the nearly two additional days immigrant stroke patients spend in intensive care will remain an accepted feature of the system, or become the measure by which meaningful change is judged.

A study of stroke patients in Ontario has uncovered a persistent gap in how long immigrants spend recovering in intensive care units compared to people born in Canada or who arrived decades ago. Researchers examining nearly 86,000 hospitalizations between 2014 and 2023 found that while immigrants were admitted to the ICU at the same rate as long-term residents, those who did enter intensive care stayed significantly longer—an average of 5.6 days versus 3.8 days for comparison patients. After accounting for age, stroke severity, and underlying health conditions, immigrants were 30 percent more likely to experience extended ICU stays.

The finding is striking partly because the immigrants in the study were actually younger and had less severe strokes than their long-term resident counterparts. The research team, led by Manav Vyas at St. Michael's Hospital-Unity Health Toronto, analyzed records for all patients hospitalized with ischemic stroke—the most common type, caused by blocked blood flow to the brain. Of the 85,507 people included, 12.9 percent were immigrants, defined as people born outside Canada who arrived after 1985. The comparison group consisted of Canadian-born patients and those who immigrated before 1985.

When it came to acute stroke treatments designed to restore blood flow, immigrants actually received these interventions at slightly lower rates than long-term residents: 17.2 percent compared to 18.0 percent. Yet immigrants showed higher rates of life-sustaining measures once in the ICU. They received mechanical ventilation at 6.5 percent versus 5.3 percent for long-term residents, and feeding tubes at 3.0 percent versus 1.9 percent. Vyas cautioned that these differences in life-sustaining treatments were small and that the data lacked adjustment for patient age and other variables, so they warrant careful interpretation.

The researchers explored several possible explanations for the longer ICU stays. Language barriers emerged as one factor—immigrants may struggle to communicate with medical staff, potentially complicating care decisions and discharge planning. Cultural and religious differences in attitudes toward end-of-life care also appeared relevant. The study found that immigrants received fewer palliative care consultations, the specialized care focused on comfort and quality of life that often facilitates earlier ICU discharge or transitions to other settings. Notably, the disparity persisted regardless of whether hospitals served a higher or lower proportion of immigrant patients, suggesting the issue is not concentrated in particular institutions.

Vyas proposed concrete steps to narrow the gap. Expanding access to professional interpreter services could reduce miscommunication and help families and patients navigate complex medical decisions. Educational programs for hospital staff on cultural practices and end-of-life preferences across different communities might shift how clinicians approach care planning with immigrant patients. The study, published September 2, 2026, in Neurology, was supported by IC/ES in Ontario, the PSI Foundation, and the Heart and Stroke Foundation of Canada. As immigration continues to reshape Canada's population—driven by conflict, persecution, and climate displacement—understanding how healthcare systems serve newcomers becomes increasingly urgent. The question now is whether hospitals will act on these findings to close a gap that costs immigrant stroke patients, on average, nearly two additional days in intensive care.

Language barriers and differences in attitudes toward end-of-life care among various cultural and religious practices could explain longer stays, and improving interpreter services and staff cultural training might help reduce these differences.
— Manav Vyas, St. Michael's Hospital-Unity Health Toronto
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