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.
Mean total SFOAE estimates (SD) at optimized probe frequencies (Table 1) for probe levels of 10, 20, and 30 dB SL derived from IO functions
| f probe (Hz) | Mean hearing threshold at f probe (dB SPL) | Probe level (dB SL) | Mean total SFOAE (dB SPL) | Range of total SFOAE (dB SPL) |
|---|---|---|---|---|
| 1,000 | 9.7 (3.9) | 10 | −0.9 (3.7) | −6.5 to 7.0 |
| 20 | 6.0 (3.3) | 0.8 to 13.3 | ||
| 30 | 10.5 (3.7) | 4.9 to 19.2 | ||
| 4,000 | 13.4 (3.9) | 10 | −2.4 (3.4) | −7.2 to 2.1 |
| 20 | 4.2 (3.4) | −2.3 to 8.0 | ||
| 30 | 8.3 (3.4) | 1.8 to 12.7 |
