Latent profile analysis of emergency department presentation characteristics in patients with acute ischemic stroke - Report - MDSpire

Latent profile analysis of emergency department presentation characteristics in patients with acute ischemic stroke

  • By

  • Xiangguang Yin

  • Hua Xu

  • Jing Wei

  • Ying Li

  • Ying Chen

  • July 9, 2026

  • 0 min

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Profile Analysis of Emergency Department Presentation Traits in Acute Ischemic Stroke Patients

Overview

This study identifies four distinct profiles of emergency department presentations among acute ischemic stroke (AIS) patients, revealing significant differences in demographic and clinical features, as well as clinical outcomes.

Background

Acute ischemic stroke (AIS) is a leading cause of disability and mortality worldwide, with timely reperfusion therapy being critical for improving patient outcomes. However, delays in treatment remain a significant challenge, particularly in emergency department settings. Understanding the presentation characteristics of AIS patients can help optimize emergency management and enhance treatment efficacy.

Data Highlights

ProfilePercentageReperfusion RateFavorable Prognosis Rate
Rapid EMS-Activated Profile31.36%63.77%72.46%
Delayed Recognition-Self-Presentation Profile27.73%--
Family Involvement-Cautious Decision-Making Profile16.82%--
Multiple Barriers-Delayed Presentation Profile24.09%7.55%13.21%

Key Findings

  • Four latent profiles of emergency department presentations were identified among AIS patients.
  • Significant differences in age, education level, residence, and comorbidities were observed across profiles (p < 0.05).
  • The rapid EMS-activated profile had the highest reperfusion therapy rate (63.77%) and favorable prognosis rate (72.46%).
  • The multiple barriers-delayed presentation profile had the lowest reperfusion rate (7.55%) and highest poor prognosis rate (86.79%) (p < 0.001).
  • Time from onset to presentation was positively correlated with mRS scores (r = 0.440, p < 0.001).
  • Latent profile membership was confirmed as an independent prognostic factor for mRS outcomes.

Clinical Implications

The identification of distinct presentation profiles among AIS patients can guide the development of tailored intervention strategies.

Conclusion

The study highlights the heterogeneity in emergency presentation patterns among AIS patients.

Related Resources & Content

  1. Frontiers in Neurology, 2026 -- Clinical utility of the RACE score for differentiating stroke from stroke mimics in the emergency department
  2. Frontiers in Cardiovascular Medicine, 2026 -- Clinical characteristics and risk factors of atrial fibrillation detection after acute ischemic stroke
  3. conexiant -- CT Perfusion Detects Tissue at Risk in Mild Stroke
  4. Frontiers in Neurology, 2026 -- Dynamic changes and associated factors of asymmetric prominent vessel sign in atherosclerotic anterior circulation acute ischemic stroke: a preliminary study
  5. 2026 Guideline for the Early Management of Patients With Acute Ischemic Stroke: A Guideline From the American Heart Association/American Stroke Association | Stroke
  6. Trial of Endovascular Thrombectomy for Large Ischemic Strokes | New England Journal of Medicine
  7. Clinical Practice Guideline for the Prehospital Stage in Acute Stroke : I. Use of Emergency Medical Services Assessment Tools - PubMed
  8. 2026 Guideline for the Early Management of Patients With Acute Ischemic Stroke: A Guideline From the American Heart Association/American Stroke Association | Stroke
  9. Trial of Endovascular Thrombectomy for Large Ischemic Strokes | New England Journal of Medicine
  10. Clinical Practice Guideline for the Prehospital Stage in Acute Stroke : I. Use of Emergency Medical Services Assessment Tools - PubMed

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