Lancet Public Health journal has concluded that of 57,000 cases of early-onset dementia, 38 per cent were ‘directly related to alcohol’ and that 18 per cent had previous alcohol use disorders.
It added that patients with alcohol use disorders had a three times greater risk of developing all types of dementia.
The study was carried out using the French National Hospital Discharge database, which looked at more than a million people who received a dementia diagnosis between 2008 and 2013.
However, Dr Sara Imarisio, head of research at Alzheimer’s Research UK, has pleaded caution.
She said: “As this study only looked at the people who had been admitted to hospital due to chronic heavy drinking, it doesn’t reveal the full extent of the link between alcohol use and dementia...