Table 1

Baseline characteristics of patients and eyes

BaselinePatients and eyes with completed follow-up years
Patients, n30081964121979734915833
Age, years
Females, n2032134282254324011123
All eyes, n384425531615105546919443
Baseline VA, mean55596162636261
Eyes with VA ≤35 ETDRS letters, n45214266401172
Eyes with VA ≥70 ETDRS letters,† n7447734032811335612
  • *Snellen equivalent ≤20/200 Snellen.

  • †Snellen equivalent ≥20/40 Snellen.

  • ETDRS, Early Treatment Diabetic Retinopathy Study; VA, visual acuity.