Johnson EE. Determinants of Department of Veterans Affairs hearing aid brand dispensing by individual audiologists. J Rehabil Res Dev. 2011;48(7):865-80.DOI:10.1682/JRRD.2010.04.0077

Figure 2. Perception of pricing points by 78 audiologists is verified with averaged actual contract pricing data of behind-the-ear (BTE) and custom style hearing aids (HAs). Six HAs formed three pricing points separated by average percentage difference of 7.5 percent. More robust difference of15 percent in average pricing was apparent when BTE style only was examined.