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.
Gap Detection Thresholds for the HIV+ and HIV− groups. The results from the left ear using the average of the lowest 3 reversals are shown. The difference between the HIV− (5.1 mscec, n=140) and HIV+ (5.5 msec, n=273) is not significant using propensity score matching.
