Subject information.

Age is reported at the time of test. HiRes90k is a product of Advanced Bionics Corporation (Valencia, CA) and Combi 40+ and PULSAR ci100 are products of Med El (Innsbruck, Austria). Implant speech is specified as the type of speech processing and keyword percent correct for HINT sentences in quiet (all via direct connection to prevent acoustic leakage). PTA (pure tone average) is the average of thresholds in dB HL at 500, 1000 and 2000 Hz for the non-implant ear. Acoustic melody indicates percent correct recognition of 12 familiar melodies delivered to the non-implant ear.