Schizophrenia and memory impairment: evidence for a neurocognitive subtype

被引:33
作者
Vaz, SAM [1 ]
Heinrichs, RW [1 ]
机构
[1] York Univ, Dept Psychol, N York, ON M3J 1P3, Canada
关键词
schizophrenia; memory; subtypes; positive symptoms; quality of life; medication;
D O I
10.1016/S0165-1781(02)00246-9
中图分类号
R749 [精神病学];
学科分类号
100205 ;
摘要
Evidence is presented that verbal memory impairment distinguishes a subgroup of patients with schizophrenia who also differ in symptom profile and illness adjustment. On the basis of the California Verbal Learning Test (CVLT), a sample of patients was partitioned into memory-impaired (n = 16) and memory-unimpaired groups (n = 16). Groups were matched for age, sex, IQ, and anti-psychotic medication. These groups were then compared using the Brief Psychiatric Rating Scale (BPRS) and the Sickness Impact Profile (SIP). Results indicate that memory-impaired schizophrenia patients experience significantly more positive symptoms and a poorer quality of life than their memory-unimpaired Counterparts. This finding supports the idea that neurocognitive measures are a valuable way of organizing the heterogeneous disease states of schizophrenia. (C) 2002 Elsevier Science Ireland Ltd, All rights reserved.
引用
收藏
页码:93 / 105
页数:13
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