Evidence map›Paper›PMID 22776913›Full record

ReviewArchives of neurology2012

Dementia resulting from traumatic brain injury: what is the pathology?

Sharon Shively, Ann I Scher, Daniel P Perl, Ramon Diaz-Arrastia

Abstract readReview
In one paragraph

Review in Archives of neurology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 156 papers, 7 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
156citing papers in PubMed, 7 pooled it
14.4field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

156 citing papers in PubMed, 7 syntheses or guidelines pooled it, 338 citations in OpenAlex.

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  14. Traumatic brain injury and risk of early-onset dementia: A population-based cohort study.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2026
    Article
  15. Review
  16. A multilevel conceptual framework for dementia: from life-course mechanisms to public health strategies.Brazilian journal of medical and biological research = Revista brasileira de pesquisas medicas e biologicas · 2026
    Review
  17. Article
  18. Review
  19. Article
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96 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors at 1 institution in 1 country.

Sharon ShivelyCenter for Neuroscience and Regenerative Medicine, Uniformed Services University of the Health Sciences, Bethesda, MD, USA.
Ann I Scher
Daniel P Perl
Ramon Diaz-Arrastia
Center for Neuroscience and Regenerative Medicine · US

Funding

VESICULAR LOCALIZATION AND FUNCTION OF PRESENILIN 1 FRAGMENTP50AG005138 · NIA · MOUNT SINAI SCHOOL OF MEDICINE OF NYU · PI GROSSMAN, HILLEL · 1985 to 2019
$37.9M
ROLE OF GLUTAMATE IN ALZHEIMER'S DISEASEP30AG012300 · NIA · UT SOUTHWESTERN MEDICAL CENTER · PI ROSENBERG, ROGER NEWMAN · 1994 to 2016
$26.6M
QUANTITATIVE ANALYSIS OF MICROVASCULAR CHANGES IN THE AGING BRAINP01AG002219 · NIA · MOUNT SINAI SCHOOL OF MEDICINE OF NYU · PI HAROUTUNIAN, VAHRAM · 1985 to 2009
$19.2M
Genetic factors in outcome from traumatic brain injuryR01HD048179 · NICHD · UT SOUTHWESTERN MEDICAL CENTER · PI DIAZ-ARRASTIA, RAMON · 2004 to 2008
$1.8M
Sildenafil for the treatment of cerebrovascular dysfunction in chronic TBIZIANS003138 · NINDS · NATIONAL INSTITUTE OF NEUROLOGICAL DISORDERS AND STROKE · PI DIAZ-ARRASTIA, RAMON · 2013 to 2016
$36k
Intramural NIH HHS Z99 NS999999NIA NIH HHS P01 AG002219NIA NIH HHS P01 AG02219NIA NIH HHS P30 AG012300NIA NIH HHS P30 AG12300NIA NIH HHS P50 AG005138NIA NIH HHS P50 AG05138NICHD NIH HHS R01 HD048179PHS HHS H133A020526
6 · The paper itself

Abstract

Traumatic brain injury (TBI) is among the earliest illnesses described in human history and remains a major source of morbidity and mortality in the modern era. It is estimated that 2% of the US population lives with long-term disabilities due to a prior TBI, and incidence and prevalence rates are even higher in developing countries. One of the most feared long-term consequences of TBIs is dementia, as multiple epidemiologic studies show that experiencing a TBI in early or midlife is associated with an increased risk of dementia in late life. The best data indicate that moderate and severe TBIs increase risk of dementia between 2- and 4-fold. It is less clear whether mild TBIs such as brief concussions result in increased dementia risk, in part because mild head injuries are often not well documented and retrospective studies have recall bias. However, it has been observed for many years that multiple mild TBIs as experienced by professional boxers are associated with a high risk of chronic traumatic encephalopathy (CTE), a type of dementia with distinctive clinical and pathologic features. The recent recognition that CTE is common in retired professional football and hockey players has rekindled interest in this condition, as has the recognition that military personnel also experience high rates of mild TBIs and may have a similar syndrome. It is presently unknown whether dementia in TBI survivors is pathophysiologically similar to Alzheimer disease, CTE, or some other entity. Such information is critical for developing preventive and treatment strategies for a common cause of acquired dementia. Herein, we will review the epidemiologic data linking TBI and dementia, existing clinical and pathologic data, and will identify areas where future research is needed.

Indexed as

Brain InjuriesCombat DisordersDementiaHumansNeurodegenerative DiseasesRisk Factors

Identifiers

PMID22776913
PMCPMC3716376
OpenAlexW2135488666

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.