The amount of hearing impairment, in decibels, measured as a set of hearing threshold levels at specified frequencies Types of hearing loss are
Hearing loss does not mean a child is deaf There are varying degrees of hearing loss, ranging from mild to severe-profound (Deaf) A diagnostic audiologic evaluation is needed to confirm if a child has a hearing loss, and to determine what degree of hearing loss a child has It is important to diagnose a hearing loss as early as possible so that early intervention services can begin before 6 months of age
The difference between the level of sound that can just be heard by an individual with impaired hearing and a standard level that has been determined by averaging measurements from a group of young hearing people It is usually expressed in decibels