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Do picture-based charts overestimate visual acuity? Comparison of Kay Pictures, Lea Symbols, HOTV and Keeler logMAR charts with Sloan letters in adults and children - Fig 4

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posted on 2017-02-02, 18:39 authored by Nicola S. Anstice, Robert J. Jacobs, Samantha K. Simkin, Melissa Thomson, Benjamin Thompson, Andrew V. Collins
<p>Bland Altman comparisons of visual acuity measurements between ETDRS and pediatric charts in adults (A-D) and children (E-H and I-L with two outliers removed). A positive bias indicates the second chart gave better acuities.</p>

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    DOI - Is supplement to Do picture-based charts overestimate visual acuity? Comparison of Kay Pictures, Lea Symbols, HOTV and Keeler logMAR charts with Sloan letters in adults and children

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    Sloan lettersKay Picture optotypesshape cues aidDiabetic Retinopathy StudyLea SymbolsCrowded Keeler logMARchart design featuresuncrowded Landolt C VA measurementsreference Landolt C taskKay Pictures optotypesConclusion Kay Pictures over-estimated VAETDRSDS25 adultsKeeler logMAR chartsResults Crowded Kay PicturesHOTVVA measurementsCrowded Kay Pictureschildren Purpose Children

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