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 ...

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 ...

为解决加拿大原住民群体在眼科研究和临床实践中面临的视力测量工具文化适应性问题，研究人员开发了首款基于ETDRS（Early Treatment Diabetic Retinopathy Study）标准的加拿大原住民音节文字（CAS）视力表。通过前瞻性非随机对照研究，团队验证了该图表与拉丁字母 ...

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 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 ...

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 ...

Best-corrected visual acuity (BCVA) could be estimated within 1 to 2 lines on an Early Treatment Diabetic Retinopathy Study (ETDRS) chart when fundus photographs from patients with diabetic ...