Key points are not available for this paper at this time.
The current systematic review shows that AHI and their different coupling strategies in the treatment of MHL were beneficial in terms of speech in quiet, PROM, and safety regarding residual hearing. Overall, the level of evidence and the quality of the included studies were judged to be moderate to low. More comprehensive data on coupling to the inner ear and the comparison with conventional hearing aids or alternatives for speech in noise is mandatory. Long-term follow-up data are also needed.
Verhaert et al. (Tue,) studied this question.