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.
Enrolled patient demographics and clinical characteristics (n = 526)
Values are presented as no. (%), mean ± SD, or %.
PRK = photorefractive keratectomy; LASEK = laser-assisted sub-epithelial keratomileusis; LASIK = laser in situ keratomileusis.
