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Readmissions in patients with cerebral cavernous malformations: a national readmission database study
Akhil Padarti1, Amod Amritphale2, Javed K Eliyas3
1Department of Neurology, University of South Alabama, Mobile, AL, USA.
Journal of Neurosurgical Sciences
|November 12, 2021
Summary
Nearly 15% of cerebral cavernous malformation (CCM) patients face 30-day readmission. Comorbidities like substance abuse and diabetes increase risk, while certain factors offer protection, aiding in identifying high-risk patients.
Area of Science:
- Neurology
- Vascular Biology
- Health Services Research
Background:
- Cerebral cavernous malformations (CCMs) are vascular lesions in the central nervous system (CNS) that can cause stroke and seizures.
- Aggressive CCM disease leads to frequent hemorrhages, hospitalizations, and significant healthcare costs.
- Understanding readmission rates and associated factors is crucial for managing CCM patient care and disease burden.
Purpose of the Study:
- To identify patients with cerebral cavernous malformations (CCMs) at high risk for all-cause readmission.
- To determine comorbidities associated with increased readmission rates in CCM patients.
Main Methods:
- Utilized the 2017 National Readmission Database (NRD) to analyze US hospital admissions for CCMs.
- Identified and analyzed patients readmitted within 30 days of discharge from their initial hospitalization.
Main Results:
- 14.9% of hospitalized CCM patients experienced all-cause readmission within 30 days.
- Substance abuse, diabetes, gastrointestinal bleed, renal failure, and coronary artery disease predicted readmission.
- Age 65-74, private insurance, and treatment at metropolitan teaching hospitals were protective factors.
Conclusions:
- Identified comorbidities linked to higher readmission risk suggest a role for vascular stress in CCM pathogenesis.
- This study is the first to analyze readmission metrics for CCMs to identify high-risk patient factors.

