PHILADELPHIA — A pocket-sized ETDRS chart has the advantage of the high reproducibility of the standard ETDRS chart without the bulkiness, a speaker said here. While the Snellen chart is the ...

To evaluate the relationship between visual acuity as measured by the Early Treatment Diabetic Retinopathy Study (ETDRS) chart and by the potential acuity meter (PAM) with retinal thickness and ...

A computerised system (PC-test) was developed for this purpose and compared in terms of TRV with the current Gold Standard ETDRS logMAR chart. Methods A total of 19 subjects with a mean acuity of ...

Visual acuity is the gold standard primary endpoint in ophthalmic clinical trials, but despite the U.S. Food and Drug Administration requirement for using ETDRS charts to measure visual acuity ...

To measure VA, healthcare professionals use an eye test. They ask a person to read letters from an eye chart known as an ETDRS chart. This chart has several rows of 5 letters, decreasing in size ...

13 In 1982, when the National Eye Institute needed standardized charts for its “Early Treatment of Diabetic Retinopathy Study” (ETDRS), Dr. Rick Ferris combined the Green and Bailey-Lovie ...

In comparisons of clinic-based Snellen and clinic-based Peek Acuity measures with the Early Treatment of Diabetic Retinopathy Study (ETDRS) chart, Snellen tests showed a high degree of correlation ...

Notably, treated eyes achieved a statistically significant two-line gain (10 letters) in low-luminance visual acuity (LLVA) on the ETDRS chart, regardless of genetic mutation, with a p-value of 0.01.