UHL	Unilateral hearing loss
HL	Hearing loss
HA	Hearing aid
CI	Cochlear implant
WHO	World Health Organization
PTA	Pure tone average
SSD	Single-sided deafness
CHILD	Children’s Home Inventory for Listening Difficulties
SSQ	Speech and Qualities of Hering Questionnaire
SiIMax	Simplified Italian matrix
SRT	Speech recognition threshold
SD	Standard deviation
IQR	Interquartile range
NIRS	Near-infrared spectroscopy