Air Force Hearing Conservation Program data 1998-2008: a cross-sectional analysis of positive threshold shifts.

Background: Noise-induced hearing loss is an area of concern for military personnel. The purpose of this study was to conduct an analysis of hearing loss in military and civilian personnel enrolled in the Air Force Hearing Conservation Program between January 1, 1998 and December 31, 2008.

Methods: The research employed a cross-sectional design.