Patient Readmission for Ischemic Stroke: Risk Factors and Impact on Mortality
Chuang Liu1,2, Li Luo2, Xiaozhou He2
1Chengdu Vocational & Technical College of Industry, Chengdu, Sichuan, China.
Summary
Patient readmission for ischemic stroke increases mortality risk. Identifying risk factors like prior admissions and urban residence can inform targeted policies to reduce stroke readmissions and improve patient outcomes.
Area of Science:
- Neurology
- Public Health
- Health Services Research
Background:
- Ischemic stroke readmissions strain healthcare systems.
- Understanding readmission risk factors and mortality impact in China is limited.
- A comprehensive population study is needed.
Purpose of the Study:
- To identify risk factors for ischemic stroke readmission.
- To assess the impact of readmission on patient mortality in China.
- To inform policy development for stroke care.
Main Methods:
- Retrospective cohort study of 125,397 ischemic stroke admissions (2015-2018).
- Data from 838 hospitals across 22 regions in western China.
- Accelerated failure time (AFT) shared frailty models used for analysis.
Main Results:
- Identified risk factors: frequent admission history, male gender, employee insurance, advanced age, urban residence, low-level hospital index admission, extended LOS, comorbidities, and stroke subtypes.
- Ischemic stroke readmission increased patient mortality by 16.4% (P < .001).
- Stroke readmission is linked to higher hospital mortality risk.
Conclusions:
- Key risk factors for ischemic stroke readmission have been identified.
- Readmission significantly elevates the risk of mortality for stroke patients.
- Targeted policies focusing on identified risk factors can reduce stroke readmissions and mortality.
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