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.
Distribution of Mean Spherical Equivalent Refractive Error (±Standard Error) in the Right Eye by Age in the Chinese American Eye Study (CHES).
Abbreviations: CHES = Chinese American Eye Study; RE = refractive error; SE = spherical equivalent
