Memory and organizational strategies in chronic and acute schizophrenic patients.

Abstract:

:The memory profile of acute and chronic schizophrenic patients was examined according to the information processing model, with which encoding, retention and retrieval processes of these patients were compared. The effects of an external organizational strategy on their verbal learning and memory were also examined. Twenty chronic and 20 acute schizophrenic patients were tested with a list learning task consisting of a random (i.e., words presented randomly) and a blocked (i.e., words presented in clusters) word-list. The schizophrenic patients, as compared with age- and education-matched normal control subjects, demonstrated impaired learning, and the duration of their illness was not a significant factor in the severity of their learning impairment. However, the acute and chronic schizophrenic patients seem able to retain most of the newly acquired materials, regardless of the presentation format, after 30 min. In addition, the learning and subjective organizational strategy of the chronic patients, but not that of the acute patients, improved significantly by the blocked presentation. However, semantic organization could facilitate both the chronic and acute schizophrenic patients to retain more newly learned items.

journal_name

Schizophr Res

journal_title

Schizophrenia research

authors

Chan AS,Kwok IC,Chiu H,Lam L,Pang A,Chow LY

doi

10.1016/s0920-9964(99)00078-x

subject

Has Abstract

pub_date

2000-02-14 00:00:00

pages

431-45

issue

3

eissn

0920-9964

issn

1573-2509

pii

S0920-9964(99)00078-X

journal_volume

41

pub_type

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