Article
Forward and backward visual masking in unaffected siblings of schizophrenic patients.
Biological psychiatry - 1 Mar 2006
Green Michael F, Nuechterlein Keith H, Breitmeyer Bruno, Mintz Jim
Abstract excerpt
BACKGROUND: Visual masking tasks assess the earliest stages of visual processing. This study examined visual masking performance for forward and backward masking tasks in siblings of schizophrenic patients and healthy comparison subjects. METHODS: A staircase method was used to ensure that unmasked target identification was equivalent across subjects to eliminate differences due to discrimination of simple...
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