Detecting schizophrenia in the prodromal phase: screening of genetic risk relatives

Background: To screen and detect individuals at ultra high risk (UHR) for psychosis and evaluate the efficacy of a screening program. Methods: This a two-stage study involving relatives of patients with schizophrenia. The nonfirst degree relatives were additionally screened with the Screening Que...

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Main Authors: Salleh, Mohd Razali, Othman, Zahiruddin, Alwi, Muhd Najib Mohd, Yassin, Mohd Azhar Mohd
Format: Article
Language:English
Published: Pusat Pengajian Sains Perubatan, Universiti Sains Malaysia 2009
Subjects:
Online Access:http://eprints.usm.my/48690/1/DR.%20MOHD%20RAZALI%20SALLEH-OCR1.pdf
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author Salleh, Mohd Razali
Othman, Zahiruddin
Alwi, Muhd Najib Mohd
Yassin, Mohd Azhar Mohd
author_facet Salleh, Mohd Razali
Othman, Zahiruddin
Alwi, Muhd Najib Mohd
Yassin, Mohd Azhar Mohd
author_sort Salleh, Mohd Razali
collection USM
description Background: To screen and detect individuals at ultra high risk (UHR) for psychosis and evaluate the efficacy of a screening program. Methods: This a two-stage study involving relatives of patients with schizophrenia. The nonfirst degree relatives were additionally screened with the Screening Questionnaires ( SQ), besides the GHQ-12 and GAF in the first stage. All the positive subjects will proceed to the second stage assessment. Results: Sixty four (14.2 %) of 450 selective relatives were positive in the first stage. In the second stage, only 14 (3.1 %) were positive (UHR subject). The sensitivity of the SQ (67%) was much better than the GHQ (29%), but the specificity was not much difference. The d~t~ction rate of UHR individuals was higher in non-first degree relatives. Implications: Screening of genetic risk relatives is feasible. The high detection rate among non-first degree relatives is contributed by the addition of the SQ. The GHQ is not suitable for screening in early psychosis.
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spelling usm.eprints-486902021-03-25T07:21:27Z http://eprints.usm.my/48690/ Detecting schizophrenia in the prodromal phase: screening of genetic risk relatives Salleh, Mohd Razali Othman, Zahiruddin Alwi, Muhd Najib Mohd Yassin, Mohd Azhar Mohd R Medicine Background: To screen and detect individuals at ultra high risk (UHR) for psychosis and evaluate the efficacy of a screening program. Methods: This a two-stage study involving relatives of patients with schizophrenia. The nonfirst degree relatives were additionally screened with the Screening Questionnaires ( SQ), besides the GHQ-12 and GAF in the first stage. All the positive subjects will proceed to the second stage assessment. Results: Sixty four (14.2 %) of 450 selective relatives were positive in the first stage. In the second stage, only 14 (3.1 %) were positive (UHR subject). The sensitivity of the SQ (67%) was much better than the GHQ (29%), but the specificity was not much difference. The d~t~ction rate of UHR individuals was higher in non-first degree relatives. Implications: Screening of genetic risk relatives is feasible. The high detection rate among non-first degree relatives is contributed by the addition of the SQ. The GHQ is not suitable for screening in early psychosis. Pusat Pengajian Sains Perubatan, Universiti Sains Malaysia 2009 Article NonPeerReviewed application/pdf en http://eprints.usm.my/48690/1/DR.%20MOHD%20RAZALI%20SALLEH-OCR1.pdf Salleh, Mohd Razali and Othman, Zahiruddin and Alwi, Muhd Najib Mohd and Yassin, Mohd Azhar Mohd (2009) Detecting schizophrenia in the prodromal phase: screening of genetic risk relatives. Detecting schizophrenia in the prodromal phase: screening of genetic risk relatives. (Submitted)
spellingShingle R Medicine
Salleh, Mohd Razali
Othman, Zahiruddin
Alwi, Muhd Najib Mohd
Yassin, Mohd Azhar Mohd
Detecting schizophrenia in the prodromal phase: screening of genetic risk relatives
title Detecting schizophrenia in the prodromal phase: screening of genetic risk relatives
title_full Detecting schizophrenia in the prodromal phase: screening of genetic risk relatives
title_fullStr Detecting schizophrenia in the prodromal phase: screening of genetic risk relatives
title_full_unstemmed Detecting schizophrenia in the prodromal phase: screening of genetic risk relatives
title_short Detecting schizophrenia in the prodromal phase: screening of genetic risk relatives
title_sort detecting schizophrenia in the prodromal phase screening of genetic risk relatives
topic R Medicine
url http://eprints.usm.my/48690/1/DR.%20MOHD%20RAZALI%20SALLEH-OCR1.pdf
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