Deficient attentional modulation of the startle response in patients with schizotypal personality disorder Academic Article uri icon

abstract

  • OBJECTIVE: Attentional deficits have been identified as an abnormality that individuals with schizotypal personality disorder share with schizophrenia patients. The purpose of this study was to examine automatic sensorimotor gating and controlled attentional modulation of the startle eye blink response in unmedicated subjects with schizotypal personality disorder. METHOD: Eighteen unmedicated patients with schizotypal personality disorder and 16 healthy individuals were assessed in an acoustic attention-to-prepulse paradigm. The participants performed a selective attention task involving the presentation of attended, ignored, and novel tones that served as prepulse tones. Acoustic startle probes were presented at short and long lead intervals after the onset of tones and occasionally during the intertone interval. RESULTS: The comparison subjects showed greater prepulse …

publication date

  • September 1, 2003