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NINDS CDE Notice of Copyright
Random Gap Detection Test (RGDT)
Availability
Please visit this website for more information about the instrument:
Classification
Supplemental: Acute Hospitalized, Concussion/Mild TBI, Epidemiology, Moderate/Severe TBI: Rehabilitation Traumatic Brain Injury (TBI)
Short Description of Instrument
The Random-Gap Detection Test (RGDT) is a component of Central Auditory Processing testing and tests the patient’s ability to detect gaps in tonal and click stimuli. The test is available on CD. Seven sections include 2 practice sessions and stimuli of set frequency and duration, separated by varying inter-stimuli intervals.
Scoring
Gap Detection Threshold in msec.
References
Keith RW: Random gap detection test (RGDT). St. Louis: Auditec, 2000.
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