Vegetarian diet and mental disorders: results from a representative community survey

<p>Abstract</p> <p>Background</p> <p>The present study investigated associations between vegetarian diet and mental disorders.</p> <p>Methods</p> <p>Participants were drawn from the representative sample of the German Health Interview and Examina...

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Main Authors: Michalak Johannes (Author), Zhang Xiao (Author), Jacobi Frank (Author)
Format: Book
Published: BMC, 2012-06-01T00:00:00Z.
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Summary:<p>Abstract</p> <p>Background</p> <p>The present study investigated associations between vegetarian diet and mental disorders.</p> <p>Methods</p> <p>Participants were drawn from the representative sample of the German Health Interview and Examination Survey and its Mental Health Supplement (GHS-MHS). Completely vegetarian (N = 54) and predominantly vegetarian (N = 190) participants were compared with non-vegetarian participants (N = 3872) and with a non-vegetarian socio-demographically matched subsample (N = 242).</p> <p>Results</p> <p>Vegetarians displayed elevated prevalence rates for depressive disorders, anxiety disorders and somatoform disorders. Due to the matching procedure, the findings cannot be explained by socio-demographic characteristics of vegetarians (e.g. higher rates of females, predominant residency in urban areas, high proportion of singles). The analysis of the respective ages at adoption of a vegetarian diet and onset of a mental disorder showed that the adoption of the vegetarian diet tends to follow the onset of mental disorders.</p> <p>Conclusions</p> <p>Vegetarian diet is associated with an elevated risk of mental disorders. However, there was no evidence for a causal role of vegetarian diet in the etiology of mental disorders.</p>
Item Description:10.1186/1479-5868-9-67
1479-5868