An official website of the United States government
Here's how you know
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.
Scatter plot of healthy (H) and glaucoma (G) values using unlogged (1/l) visual field threshold values. The grey line is a spline fit, and the black line is the two-segment ‘broken stick’ model. RNFL–retinal nerve fiber layer, L–Lambert.