Experience of linking to the NHS diabetic eye screening programme records in the ASCEND-eye randomized trial and recommendations for improvement
Background: The ASCEND-Eye sub-study of the large, double-blind, 2x2 factorial design, placebo-controlled ASCEND trial compared the effects of aspirin and, separately, omega-3 fatty acids on diabetic retinopathy outcomes derived from NHS Diabetic Eye Screening Programmes (DESP) in England and Wales, in adults aged 40 years or older with diabetes an