Measuring implanted patient response to tone pips

Table 4 Patient auditory behavior before and after electrodes dynamic range readjusting

Case	1	2		3		4
Case	ECR₁	ECR₁	ECR₂	ECR₁	ECR₂	ECR₁	ECR₂
CI use time	6 years, 8 months	5 months	7 months	4 months	8 months	2 years, 4 months	2 years, 10 months
Voice development	Clear and quasi-normal	Babbling	Increased babbling	Babbling Words production with pronunciation errors	Increased babbling and words production	Poor acquisition of speech and words pronunciation	Favorable evolution in phrases comprehension and production
Conversation abilities	Sustained conversation without difficulty one meter away from speaker	Not reported	Not reported	Responds to his name at short distance or spoken loudly	Increasing word production	Communicates by shouting	Asks for repetition of words frequently
Sound detection	Can hear whispering	Ling sounds at high volume. Some domestic sounds	Most domestic sounds	Most domestic sounds	Low-intensity domestic sounds	Most domestic sounds	Words, sentences, and Ling sounds
Auditory behavior	Noisy environment tolerance Discomfort to intense sounds	Inconsistent, lacking repetitive-ness, and discomfort to intense sounds	Gradually it became consistent	Not reported	Mild discomfort to shouting and vehicles noise	Removes the CI antenna by himself with intense sounds Facial nerve stimulation without any discomfort	Stopped removing the CI antenna by himself

ISSN: 1475-925X