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Technologies supporting vision screening: a protocol for a scoping review
Qasim Ali1, Ilona Heldal2, Carsten Gunnar Helgesen1
1Department of Computer science, Electrical engineering and Mathematical sciences, Western Norway University of Applied Sciences, Bergen, Hordaland, Norway.
BMJ Open
|September 3, 2021
Summary
This review explores technologies enhancing vision screening. It identifies how computerised tools and new instruments can complement traditional vision tests, improving measurement accuracy and supporting public health.
Area of Science:
- Ophthalmology and Vision Science
- Biomedical Engineering
- Health Technology Assessment
Background:
- Vision problems significantly impact academic, social, and mental well-being.
- Traditional vision screening relies on expert assessment of standardized tests.
- Advancements in technology offer new tools to augment current vision screening practices.
Purpose of the Study:
- To investigate current technologies used in vision screening.
- To identify which vision tests can be complemented by technological advancements.
- To understand how these technologies provide measurements to support vision screening.
Main Methods:
- A scoping review protocol based on the PRISMA-ScR (Preferred Reporting Items for Systematic Reviews and Meta-Analyses extension for Scoping Reviews) framework.
- Systematic electronic searches across major scientific databases (Web of Science, MEDLINE, Scopus, etc.) without date or country limitations.
- Independent study analysis by two authors, with conflict resolution through discussion, and data extraction on technologies, complemented tests, and measurements.
Main Results:
- Extraction of data on various technologies applied to vision screening.
- Identification of specific vision tests amenable to technological enhancement.
- Synthesis of findings through thematic analysis and mapping to a logic model to understand technological support in measurements.
Conclusions:
- Technological integration in vision screening offers potential for more objective and comprehensive assessments.
- Findings will inform vision screening experts, technology developers, researchers, and policymakers.
- Published results in an open-access, peer-reviewed journal will disseminate knowledge on advanced vision screening methods.

