Habituation of the startle reflex in posttraumatic stress disorder.
The authors investigated habituation of the eye-blink component of the startle reflex to repeated affectively neutral tactile and auditory stimuli in nine subjects with posttraumatic stress disorder and nine controls. Each group showed rapid habituation in both tactile and auditory modalities.
Ross
R J
RJ
Research Service Philadelphia Veterans Affairs Medical Center, PA 19104.
Ball
W A
WA
Cohen
M E
ME
Silver
S M
SM
Morrison
A R
AR
Dinges
D F
DF
D000161:Acoustic Stimulation; D001143:Arousal / Q000502:physiology*; D001288:Attention / Q000502:physiology; D001767:Blinking / Q000502:physiology*; D003130:Combat Disorders / Q000503:physiopathology* / Q000523:psychology; D006185:Habituation, Psychophysiologic / Q000502:physiology*; D006801:Humans; D008297:Male; D011569:Psychiatric Status Rating Scales; D011603:Psychophysiology; D013216:Reflex, Startle / Q000502:physiology*; D014110:Touch / Q000502:physiology