Main Head Trauma Could Up Dangers for Dementia

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THURSDAY, Could 12, 2022 (HealthDay Information)

Individuals who’ve had a serious traumatic brain injury (TBI) could also be at elevated threat for dementia, in accordance with a brand new research.

“Roughly 1 in 10 individuals in our research who had main TBI did develop dementia,” stated research co-author Dr. Rahul Raj, of the College of Helsinki in Finland.

A serious TBI was outlined as bleeding within the mind and a hospital keep of three or extra days.

The researchers analyzed 20 years of information collected from practically 32,000 individuals in Finland who accomplished well being surveys each 5 years, and in contrast it with nationwide well being registries.

Amongst these within the research, 288 had been hospitalized with a serious TBI and 406 had been hospitalized with a minor TBI (concussion with a hospital keep of not more than in the future) and didn’t have dementia inside a yr of their brain injury.

Over a median 16 years of follow-up, 976 of the individuals within the research developed dementia. They included 9% of these with main TBI, 2% of these with minor TBI, and three% of these with no historical past of TBI.

After adjusting for age and intercourse, individuals with main TBI had been 1.5 instances extra prone to develop dementia than these with no TBI, the researchers concluded. There was no elevated threat for these with a minor brain injury.

However after additional adjustment for recognized dementia threat elements reminiscent of decrease ranges of schooling, smoking, consuming, inactivity and high blood pressure, the affiliation between main TBI and dementia weakened.

Consuming and inactivity appeared to have the most important impact on weakening the affiliation, in accordance with the research authors.

“Contemplating that there isn’t any remedy for dementia or TBI, the outcomes of our research counsel that prevention of different dementia threat elements reminiscent of extra alcohol consumption and bodily inactivity might presumably scale back the danger of dementia in individuals with main TBI,” Raj added.

The outcomes seem within the Could 11 on-line concern of the journal Neurology.

“Traumatic brain injury has been recognized as a doable threat issue for dementia, and as a result of rising numbers of individuals dwelling with dementia, it’s crucial to determine threat elements that is likely to be modifiable to lower the quantity of people that develop dementia sooner or later,” Raj stated in a journal information launch.

Additionally, “extra analysis is required in bigger teams of individuals,” he added.

Extra info

There’s extra on dementia threat elements and prevention at Alzheimers.gov.

SOURCE: Neurology, information launch, Could 11, 2022

By Robert Preidt HealthDay Reporter