Change In Visual Acuity [Measured With Electronic-Early Treatment Diabetic Retinopathy Study (E-ETDRS)]Baseline to 2 Years. Baseline to 2 Years [clinicaltrials_resource:e6a4dc1660c465d0a9e151d2351348a6]

Change in best correct visual acuity letter score as measured by a certified tester using an electronic visual acuity testing machine based on the Early Treatment Diabetic Retinopathy Study (ETDRS) method. A positive change denotes an improvement. Best value on the scale 97, worst 0.

Change In Visual Acuity [Measured With Electronic-Early Treatment Diabetic Retinopathy Study (E-ETDRS)]Baseline to 2 Years. Baseline to 2 Years [clinicaltrials_resource:e6a4dc1660c465d0a9e151d2351348a6]

Change in best correct visual acuity letter score as measured by a certified tester using an electronic visual acuity testing machine based on the Early Treatment Diabetic Retinopathy Study (ETDRS) method. A positive change denotes an improvement. Best value on the scale 97, worst 0.