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Ophthalmic Epidemiology Volume 10, 2003 - Issue 3
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Research Article

Measurement and analysis of visual acuity in multicenter randomized clinical trials in the United States: Findings from a survey

Li Ming Dong Clinical Trials and Biometry Division, The Wilmer Ophthalmological Institute, The Johns Hopkins University School of Medicine, Baltimore, Maryland
,
Marta J. Marsh Clinical Trials and Biometry Division, The Wilmer Ophthalmological Institute, The Johns Hopkins University School of Medicine, Baltimore, Maryland
&
Barbara S. Hawkins Clinical Trials and Biometry Division, The Wilmer Ophthalmological Institute, The Johns Hopkins University School of Medicine, Baltimore, Maryland
Pages 149-165 | Published online: 08 Jul 2009

References

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  • Dong LM, Hawkins BS, Marsh MI Consistency between visual acuity scores obtained at different test distances: theory versus observations in multiple studies. Arch Ophthalmol. 2002;120:1523–1533.

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