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.
Demographic Data of the Subjects
| All groups | Polyvinyl alcohol | Tetracaine | Oxybuprocaine | |
|---|---|---|---|---|
| Gender | 42 male eyes (36f) | 14 male eyes (12f) | 15 male eyes (11f) | 13 male eyes (13f) |
| Age (years) | 22.4 ± 2.3 | 22.7 ± 2.2 | 22.3 ± 2.2 | 22.1 ± 2.5 |
Notes: The groups are those for session 1. The ages are reported as mean ± SD Number of female eye are italicized and in brackets.
