Importance In diabetic macular edema (DME), identification of baseline markers on spectral-
domain optical coherence tomography (SD-OCT) and their association with severity of
diabetic retinopathy (DR) might aid in disease management and the design of future trials.
Objective To examine associations between DR severity, retinal morphology on SD-OCT,
and visual acuity in participants with DME. Design, Setting, and Participants This cross-
sectional observational case series was conducted at a single tertiary care referral center …