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October 1, 2025BMC Digital HealthOpen Access

Validity of digital measurement of visual acuity and contrast sensitivity in Parkinson’s disease

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Authors

JDJulia DasGBGill BarryRVRodrigo Vitório

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Overview

Clinical validation reveals moderate correlation of digital visual tests with eye charts in Parkinson's disease, suggesting potential for use in trials.

Key Points

  • Digital measurements of visual acuity and contrast sensitivity in Parkinson's disease show moderate agreement with traditional methods.
  • Correlation of visual acuity measured via Senaptec Sensory Station with reference eye charts was moderate (ICC = 0.42), while contrast sensitivity showed varied results.
  • Testing included a sample of 34 patients averaging 69.6 years old to assess the validity of new visual tests.
  • Further examination of factors affecting the validity of digital measures in Parkinson's disease is needed to enhance clinical applicability.

Cite This Study

Das et al. (2025) studied this question.

synapsesocial.com/papers/68dd91cbfe798ba2fc498833https://doi.org/10.1186/s44247-025-00195-z
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  1. 1Evaluation of Progressive Visual Dysfunction and Retinal Degeneration in Patients With Parkinson's Disease2017 · 78 citations
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  4. 4Retinal Optical Coherence Tomography Features Associated With Incident and Prevalent Parkinson Disease2023 · 94 citations
  5. 5Changing from Snellen to LogMAR: debate or delay?2006 · 66 citations