Comparing Stroke Incidence Worldwide: What Makes Studies Comparable?
Abstract
Background Comparing stroke rates in different parts of the world and at different points in time may increase our understanding of the disease. Comparisons are only meaningful if they are based on studies that use similar definitions, methods, and data presentation. Summary of Review We discuss the criteria that make such studies comparable, drawing on the experiences of recent studies performed around the world. If only those studies that fulfill the proposed criteria for comparison are considered, comparable data do not exist for vast areas of the world, including Africa, Asia, and South America. The importance of complete, community-based case ascertainment, including strokes managed outside the hospital, is emphasized. An approach for measuring and comparing the incidence of the pathological types of stroke (cerebral infarction, primary intracerebral hemorrhage, and subarachnoid hemorrhage) and subtypes of cerebral infarction is suggested. Conclusions The “ideal” stroke incidence study does not exist, but studies closely approaching it will reveal the most reliable and comparable results. There is a need for further studies to fill the gaps in our knowledge of the worldwide incidence of stroke, particularly for developing countries.
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The eight studies identified have demonstrated that accelerometry can be systematically applied as a method for measuring overall upper extremity activity.
“The eight studies identified for the present review, including a large multicentre clinical trial (n = 222) [14] and a prospective randomised controlled trial (n = 20) [17], have demonstrated that accelerometry can be systematically applied as a method for measuring overall upper extremity activity.”
From Accelerometer measurement of upper extremity movement after stroke: a systematic review of clinical studies (2014) · cites this paper as [17]
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- Authors
- Sudlow, C. L. M., & Warlow, C. P.
- Affiliations
- University of Edinburgh (GB)
- ORCID
- Sudlow, C.L.M.
- Venue
- Stroke
- Published
- 1996-03
- Volume
- 27
- Issue
- 3
- Pages
- 550-558
- ISSN
- 0039-2499 (ISSN-L)
- 1524-4628
- OpenAlex
- W2119219454
- Cited by
- 451
- References
- 83
- Citations by year
- 2026: 1 · 2025: 2 · 2024: 12 · 2023: 9 · 2022: 10 · 2021: 11 · 2020: 8 · 2019: 14 · 2018: 16 · 2017: 20 · 2016: 22 · 2015: 15 · 2014: 21 · 2013: 36 · 2012: 16
- FWCI
- 2.32
- Type
- journal article
- Language
- en
- Open access
- closed
- Locations
- Stroke (publishedVersion)
- PubMed (publishedVersion)
- Topics
- Health Sciences › Medicine › Epidemiology › Acute Ischemic Stroke Management
- Health Sciences › Health Professions › Health Information Management › Global Health and Epidemiology
- Health Sciences › Medicine › Cardiology and Cardiovascular Medicine › Cardiovascular Health and Risk Factors
- Keywords
- stroke incidence, case ascertainment, community-based case finding, cerebral infarction, intracerebral hemorrhage, subarachnoid hemorrhage, stroke subtypes, developing countries, stroke epidemiology
- MeSH terms
- Africa, Asia, Cerebral Hemorrhage, Cerebral Infarction, Cerebrovascular Disorders, Developing Countries, Humans, Research Design, South America, Subarachnoid Hemorrhage, Reproducibility of Results, Incidence
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