弥合大陆,缩小差距:一项多中心对象研究,研究了脑下下出血的结果和医疗保健差异
Natália Vasconcellos de Oliveira Souza1,2,3, Rohan Sharma1, Otavio Frederico de Toledo4
1Department of Neurocritical Care, Mayo Clinic College of Medicine, Mayo Clinic, 4500 San Pablo Road, Jacksonville, FL, 32224, USA.
Neurocritical care
|March 3, 2026
概括
与美国相比,巴西的患者因动脉瘤下关节出血 (SAH) 的死亡率和残疾率更高,这与护理差异和资源限制有关. 这凸显了在资源较少的环境中改善预防和治疗机会的必要性.
科学领域:
- 神经外科 神经外科
- 全球健康 全球健康
- 医疗保健服务研究 医疗服务研究
背景情况:
- 低社会人口统计指数 (SDI) 的国家不成比例地患有动脉瘤下arachnoid出血 (SAH).
- 这些地区在医学研究中代表性不足,这限制了对护理差异的理解.
- 选择了巴西和美国的高等教育中心来比较结果.
研究的目的:
- 为了比较巴西和美国之间的肺动脉瘤下关节出血 (SAH) 的临床结果和护理.
- 确定导致不同医疗保健环境结果差异的因素.
- 为改善低资源环境中的SAH管理策略提供信息.
主要方法:
- 来自巴西和美国三级中心的1145名患者 (2012-2024) 的回顾性分析.
- 人口统计,临床严重程度 (WFNS,mFs),治疗方法和结果 (死亡率,功能结果,LOS) 的比较.
- 统计分析包括多重归算和调整模型与邦费罗尼校正.
主要成果:
- 巴西患者在住院死亡率较高 (23.4%对13.4%),长期结果较差 (53.2%对38.8%).
- 在巴西观察到治疗的显著延迟 (77.7 vs 4.3 小时) 和更少的康复机会 (39.8% vs 0.8%).
- 尽管美国的并发病率较高,但巴西患者,特别是黑人巴西人,结果更差,这表明护理差异.
结论:
- 巴西的SAH死亡率和残疾率大幅上升,与护理供应差异和资源限制有关.
- 较长的治疗延迟,不同的治疗方式和有限的康复机会导致治疗结果较差.
- 这些发现强调了基于初级保健的预防和全球神经外科护理中公平的资源分配的重要性.
相关概念视频
Study Designs in Epidemiology
1.5K
Epidemiological study designs are fundamental tools for investigating the distribution, determinants, and control of health conditions in populations. They help researchers understand the relationships between exposures and outcomes, and they broadly fall into two categories: "observational" and "experimental" studies.
Observational studies are those where the researcher does not intervene but rather observes natural variations. They include cross-sectional, cohort, and...
Observational studies are those where the researcher does not intervene but rather observes natural variations. They include cross-sectional, cohort, and...
1.5K
Hypertension III: Clinical Manifestations and Diagnostic Studies
723
Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...
723
Aneurysm II: Clinical Manifestations and Diagnostic Studies
526
Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
526
Aneurysm III: Interprofessional Care
450
Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...
450
Venous Thrombosis III: Interprofessional Care
466
Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
466
Pulmonary Embolism II: Diagnostic Studies and Interprofessional Care
665
Diagnosing Pulmonary EmbolismDiagnosing pulmonary embolism (PE) involves clinical assessment and advanced imaging tests. The preferred diagnostic tool is the spiral (helical) CT scan or CT angiography (CTA), which uses intravenous contrast media to visualize the pulmonary vasculature and identify emboli.A ventilation-perfusion (V/Q) scan is an alternative for patients unable to receive contrast media. This scan includes both perfusion and ventilation scanning. Perfusion scanning involves...
665


