World assumptions, posttraumatic stress and quality of life after a natural disaster: A longitudinal study

<p>Abstract</p> <p>Background</p> <p>Changes in world assumptions are a fundamental concept within theories that explain posttraumatic stress disorder. The objective of the present study was to gain a greater understanding of how changes in world assumptions are related...

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Main Authors: Nygaard Egil, Heir Trond
Format: Article
Language:English
Published: BMC 2012-06-01
Series:Health and Quality of Life Outcomes
Subjects:
Online Access:http://www.hqlo.com/content/10/1/76
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author Nygaard Egil
Heir Trond
author_facet Nygaard Egil
Heir Trond
author_sort Nygaard Egil
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>Changes in world assumptions are a fundamental concept within theories that explain posttraumatic stress disorder. The objective of the present study was to gain a greater understanding of how changes in world assumptions are related to quality of life and posttraumatic stress symptoms after a natural disaster.</p> <p>Methods</p> <p>A longitudinal study of 574 Norwegian adults who survived the Southeast Asian tsunami in 2004 was undertaken. Multilevel analyses were used to identify which factors at six months post-tsunami predicted quality of life and posttraumatic stress symptoms two years post-tsunami.</p> <p>Results</p> <p>Good quality of life and posttraumatic stress symptoms were negatively related. However, major differences in the predictors of these outcomes were found. Females reported significantly higher quality of life and more posttraumatic stress than men. The association between level of exposure to the tsunami and quality of life seemed to be mediated by posttraumatic stress. Negative perceived changes in the assumption “the world is just” were related to adverse outcome in both quality of life and posttraumatic stress. Positive perceived changes in the assumptions “life is meaningful” and “feeling that I am a valuable human” were associated with higher levels of quality of life but not with posttraumatic stress.</p> <p>Conclusions</p> <p>Quality of life and posttraumatic stress symptoms demonstrate differences in their etiology. World assumptions may be less specifically related to posttraumatic stress than has been postulated in some cognitive theories.</p>
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spelling doaj.art-f389132a2fa2450085317fa816ca79db2022-12-21T21:04:11ZengBMCHealth and Quality of Life Outcomes1477-75252012-06-011017610.1186/1477-7525-10-76World assumptions, posttraumatic stress and quality of life after a natural disaster: A longitudinal studyNygaard EgilHeir Trond<p>Abstract</p> <p>Background</p> <p>Changes in world assumptions are a fundamental concept within theories that explain posttraumatic stress disorder. The objective of the present study was to gain a greater understanding of how changes in world assumptions are related to quality of life and posttraumatic stress symptoms after a natural disaster.</p> <p>Methods</p> <p>A longitudinal study of 574 Norwegian adults who survived the Southeast Asian tsunami in 2004 was undertaken. Multilevel analyses were used to identify which factors at six months post-tsunami predicted quality of life and posttraumatic stress symptoms two years post-tsunami.</p> <p>Results</p> <p>Good quality of life and posttraumatic stress symptoms were negatively related. However, major differences in the predictors of these outcomes were found. Females reported significantly higher quality of life and more posttraumatic stress than men. The association between level of exposure to the tsunami and quality of life seemed to be mediated by posttraumatic stress. Negative perceived changes in the assumption “the world is just” were related to adverse outcome in both quality of life and posttraumatic stress. Positive perceived changes in the assumptions “life is meaningful” and “feeling that I am a valuable human” were associated with higher levels of quality of life but not with posttraumatic stress.</p> <p>Conclusions</p> <p>Quality of life and posttraumatic stress symptoms demonstrate differences in their etiology. World assumptions may be less specifically related to posttraumatic stress than has been postulated in some cognitive theories.</p>http://www.hqlo.com/content/10/1/76Natural disasterPosttraumatic stressPTSDQuality of lifeWorld assumptions
spellingShingle Nygaard Egil
Heir Trond
World assumptions, posttraumatic stress and quality of life after a natural disaster: A longitudinal study
Health and Quality of Life Outcomes
Natural disaster
Posttraumatic stress
PTSD
Quality of life
World assumptions
title World assumptions, posttraumatic stress and quality of life after a natural disaster: A longitudinal study
title_full World assumptions, posttraumatic stress and quality of life after a natural disaster: A longitudinal study
title_fullStr World assumptions, posttraumatic stress and quality of life after a natural disaster: A longitudinal study
title_full_unstemmed World assumptions, posttraumatic stress and quality of life after a natural disaster: A longitudinal study
title_short World assumptions, posttraumatic stress and quality of life after a natural disaster: A longitudinal study
title_sort world assumptions posttraumatic stress and quality of life after a natural disaster a longitudinal study
topic Natural disaster
Posttraumatic stress
PTSD
Quality of life
World assumptions
url http://www.hqlo.com/content/10/1/76
work_keys_str_mv AT nygaardegil worldassumptionsposttraumaticstressandqualityoflifeafteranaturaldisasteralongitudinalstudy
AT heirtrond worldassumptionsposttraumaticstressandqualityoflifeafteranaturaldisasteralongitudinalstudy