Affinity
2.0
Additional Information Page 54
4. But if the subject indicates that they no longer hear the tone before the minute criteria is reached, then
the intensity of tone is increased by 5 dB without interrupting the tone, but the timing at the top of the
screen is reset.
5. The tone is continued to be raised in 5 dB steps until a intensity is reached that allows the subject to
perceive the tone for full minute. The amount of decay occurring at each level suggests/indicates the
amount of decay the subject is showing.
6. As a time saving measure, Carhart (1957) suggested that the test should be terminated when the
subject fails to respond 30 dB above threshold.
Once this measurement has been finished the data can be documented as a comment to the session by the
‘Transfer result to comments’ on the left of the screen. Alternatively it can be saved via the disk or door icon
in the top left for review later on.