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.
| Reflex | 500Hz | 1kHz | 2kHz | 4kHz |
|---|---|---|---|---|
| n (%) | n (%) | n (%) | n (%) | |
| Less than 70 | 21 (24.4) | 17 (19.8) | 17 (19.8) | 31 (36.0) |
| From 70 to 90 | 49 (57.0) | 49 (57.0) | 49 (57.0) | 32 (37.2) |
| More than 90 | 2 (2.3) | 5 (5.8) | 3 (3.5) | 2 (2.3) |
| Absent | 14 (16.3) | 15 (17.4) | 17 (19.8) | 21 (24.4) |
