Fig 1. Scatter diagrams showing the correlations between the disc area and cup area.
(Left figure) R2 = 0.384, cup area = 0.585 x disc area—0.540. (Right figure) R2 = 0.515, cup area = 0.825 x disc area—0.974.
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.