A computer analyzes the emissions or lack thereof. This test does not require the child's active participation and usually takes about 15 minutes. This test consists of sounds that are presented to a child's ears through earphones. Small electrodes are taped to the child's head and a computer analyzes responses. The infant or child must be completely still and is often sedated for this test unless asleep.
Testing usually takes less than one hour.
This is an expensive and highly specialized test requiring an experienced professional. Behavioral Tests Behavioral hearing tests are used with children who are able to respond to sounds either by turning their head or by playing a game. For young children there are usually two evaluators, an audiologist outside the sound booth monitoring the testing and another one inside who plays games with the child. Sometimes a parent is allowed inside the booth as well. Testing usually takes less than one hour.