Individuals with post-traumatic stress disorder had twice the odds of developing dementia up to 17 years later, compared with those who didn't have PTSD, researchers reported in the British Journal of Psychiatry. The findings, based on a meta-analysis of 13 studies involving almost 1.7 million people, also showed higher dementia risk among those with PTSD in the general population, compared with military veterans with PTSD.
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