Letters
Alcohol and dementia
Methodological difficulties of studying alcohol consumption and dementia
BMJ 2018; 362 doi: https://doi.org/10.1136/bmj.k3894 (Published 19 September 2018) Cite this as: BMJ 2018;362:k3894
- Rahul Tony Rao, consultant old age psychiatrist and visiting lecturer
- South London and Maudsley NHS Foundation Trust and Institute of Psychiatry, Psychology and Neuroscience, Marina House, London SE5 8RS, UK
- tony.rao{at}slam.nhs.uk
Examining the association between alcohol consumption and cognitive impairment is fraught with methodological difficulties, and the results of Sabia and colleagues’ study should be interpreted with a high degree of caution.1 The study tells us little about how drinking above low risk guidance beyond the of age of 55 affects the development of …
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