Effects of Talker Sex Differences on Binaural Summation in Cochlear Implant Users and Normal Hearing Listeners

Jingyuan Chen, Xinyue Zou, Biao Chen, Ying Shi, Xinyi Zhang, Ping Liu, Yongxin Li, John J. Galvin, Qian-Jie Fu, Department of Otolaryngology Head and Neck Surgery, Key Laboratory of Otolaryngology Head and Neck Surgery, Ministry of Education, Beijing Tongren Hospital, Capital Medical University, PR China, Department of Otorhinolaryngology and Head and Neck Surgery, Civil Aviation General Hospital, PR China, House Institute Foundation, Los Angeles, Department of Head and Neck Surgery, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles

Trends in Amplification

Published online on June 15, 2026

Abstract

Trends in Hearing, Volume 30, January-December 2026.
The benefit of binaural summation (“summation”) is often measured in co-located steady-state noise; summation for competing speech is less understood. The goal of the present study was to evaluate how the target-masker acoustic properties and binaural ...