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Background: OnDecember 26, 2004, Asian tsunami attacked the southern part of Thailand. Thetsunami induced catastrophic consequences. There was no study of long-termmental health outcomes among adult survivors by natural disasters inThailand. Objective: The purposes of the present study were to determineprevalence and longitudinal course of PTSD, depression, and anxiety amongtsunami affecting Thai people, and to identify factors associated with PTSD, depression,and anxiety in this particular group. Material and Method: The present studywas a population-based longitudinal study. The third mental health assessmentwas conducted among adult survivors older than 17 years at three years after tsunami.PTSD, depression and anxiety were assessed by using the Harvard TraumaQuestionnaire HTQ and the Hopkins Checklist-25 HSCL-25 respectively.Results: 550 of 693 affected people in Phang Nga province were enrolled in thefollow-up survey at three years after tsunami. Prevalence of PTSD, anxiety, anddepression among affected people decreased from 9.5% 66-693, 33.6% 233-693and 25.7% 178-693, at two months after tsunami, to 2.6% 13-503, 18.7%94-503, and 14.1% 71-503 at three years after tsunami respectively. Riskfactors for mental health problems were post-traumatic life stress such as theloss of livelihood for PTSD, depression and anxiety, and pre-traumaticvulnerabilities such as sex female, education, and previous mental illnessfor depression and anxiety. Conclusion: PTSD, depression and anxiety amongtsunami affecting Thai people decreased over time. Pre-traumatic vulnerablefactors and post-traumatic life stress were associated with PTSD, depressionand anxiety. These results are acknowledgeable by two points: first, it isimportant to provide both mental health intervention and psychosocialintervention in rehabilitation phase for the affected people; second, durationof intervention should be at least three years after severely impacteddisaster.

KEYWORDS

Mental Health; Prevalence; Disaster

Cite this paper

Panyayong, B. and Pengjantr, W. 2014 PTSD, depression and anxiety among tsunami affected people in Thailand: A population-based longitudinal study. Natural Science, 6, 114-120. doi: 10.4236-ns.2014.63016.





Autor: Benjaporn Panyayong, Wachira Pengjantr

Fuente: http://www.scirp.org/



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