Define visual acuity. visual acuity synonyms, visual acuity pronunciation, visual acuity translation, English dictionary definition of visual acuity. n. Sharpness of vision, especially as tested with a Snellen chart. Normal visual acuity based on the Sne
Define acuity. acuity synonyms, acuity pronunciation, acuity translation, English dictionary definition of acuity. n. Acuteness of vision or perception; keenness. American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 201
VISUAL ACUITY: THE CRITICAL MEASURE! Vision is a complex human sense that consists of, but is not limited to, visual acuity, visual field, and contrast sensitivity. This review will specifically address the subjective clinical measurement of visual acuity. By definition, “the term visual acuity ...
There is, however, controversy with respect to disability and its inclusion in the definition of frailty [49]. Nevertheless, early stages of IADL impairment could be useful in detecting individuals at risk, it is an easy measure to collect and has a long-established tradition in PHC settings....
By definition 20/20 vision means that the viewer can detect a gap in a line as long as that gap is at least 1 arc minute. Note: An arc minute is 1/60th of a degree. In other words, Visual Acuity is the same as resolvable resolution. Scientists have measured the physical spacing of...
Finally, we estimated visual acuity loss or blindness independently, despite the logical interdependency that every person living with blindness is, by definition, a person living with visual acuity loss. A more complex model that estimated the 2 outcomes simultaneously could perhaps make more efficient...
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Visual impairment was defined according to the WHO definition. Multivariate logistic regressions were used to estimate the associations between vision and Instrumental Activities of Daily Living (IADL) limitations. Using receiver-operating characteristic (ROC) curves, we identified visual acuity thresholds ...
According to the definition of the decentration scale of the TZ [29], the decentration of the TZ was mild (mean eccentric distance < 0.5 mm) in both groups (0.41 ± 0.16 mm vs. 0.41 ± 0.16 mm, P = 0.923). Changes of parameters in objective visual quality The ...
Define visual acuity test. visual acuity test synonyms, visual acuity test pronunciation, visual acuity test translation, English dictionary definition of visual acuity test. adj. 1. Of or relating to the sense of sight: a visual organ; visual receptors