Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Ocular haemodynamic variables in the different stages of diabetic retinopathy and in healthy controls. Retinopathy stages are given according to Modified Airlie House Classification (for definition see Table 1). Asterisks indicate significant differences between the different stages of retinopathy. (Flow= retinal blood flow, FPA = fundus pulsation amplitude, MFV = mean flow velocity, RI = resistive index). Data are presented as means (SD).
