Evidence map›Paper›PMID 32887780›Full record

ArticleNeurology2020

Sex, race, and risk of dementia diagnosis after traumatic brain injury among older veterans.

Erica Kornblith, Carrie B Peltz, Feng Xia, Brenda Plassman, Tatjana Novakovic-Apopain, Kristine Yaffe

Open access · bronzeAbstract read
In one paragraph

Article in Neurology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
4.2field-weighted citation impact, top 5% 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

19 citing papers in PubMed, 1 synthesis or guideline pooled it, 40 citations in OpenAlex.

  1. Pooled it
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  16. Head injury and 25-year risk of dementia.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2021
    Article
  17. Article
  18. Racial and Ethnic Disparities in U.S. Veteran Health Characteristics.International journal of environmental research and public health · 2021
    Article
  19. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 1 institution in 1 country.

Erica KornblithFrom the San Francisco Veterans Affairs Health Care System (E.K., C.B.P., F.X., T.N.-A., K.Y.); Department of Neurology (B.P.), Duke University, Durham, NC; and Departments of Psychiatry (E.K., T.N.-A., K.Y.), Neurology (K.Y.), and Epidemiology and Biostatistics (K.Y.), University of California San Francisco. erica.kornblith@va.gov.
Carrie B PeltzFrom the San Francisco Veterans Affairs Health Care System (E.K., C.B.P., F.X., T.N.-A., K.Y.); Department of Neurology (B.P.), Duke University, Durham, NC; and Departments of Psychiatry (E.K., T.N.-A., K.Y.), Neurology (K.Y.), and Epidemiology and Biostatistics (K.Y.), University of California San Francisco.
Feng XiaFrom the San Francisco Veterans Affairs Health Care System (E.K., C.B.P., F.X., T.N.-A., K.Y.); Department of Neurology (B.P.), Duke University, Durham, NC; and Departments of Psychiatry (E.K., T.N.-A., K.Y.), Neurology (K.Y.), and Epidemiology and Biostatistics (K.Y.), University of California San Francisco.
Brenda PlassmanFrom the San Francisco Veterans Affairs Health Care System (E.K., C.B.P., F.X., T.N.-A., K.Y.); Department of Neurology (B.P.), Duke University, Durham, NC; and Departments of Psychiatry (E.K., T.N.-A., K.Y.), Neurology (K.Y.), and Epidemiology and Biostatistics (K.Y.), University of California San Francisco.
Tatjana Novakovic-ApopainFrom the San Francisco Veterans Affairs Health Care System (E.K., C.B.P., F.X., T.N.-A., K.Y.); Department of Neurology (B.P.), Duke University, Durham, NC; and Departments of Psychiatry (E.K., T.N.-A., K.Y.), Neurology (K.Y.), and Epidemiology and Biostatistics (K.Y.), University of California San Francisco.
Kristine YaffeFrom the San Francisco Veterans Affairs Health Care System (E.K., C.B.P., F.X., T.N.-A., K.Y.); Department of Neurology (B.P.), Duke University, Durham, NC; and Departments of Psychiatry (E.K., T.N.-A., K.Y.), Neurology (K.Y.), and Epidemiology and Biostatistics (K.Y.), University of California San Francisco.
Duke University · US

Funding

Predictors & Outcomes of Cognitive Trajectories in the Oldest OldK24AG031155 · NIA · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI YAFFE, KRISTINE · 2007 to 2020
$1.5M
Rehabilitation of Executive Function in Aging Veterans with History of TBIIK2RX003073 · VA · VETERANS AFFAIRS MED CTR SAN FRANCISCO · PI KORNBLITH, ERICA S · 2020 to 2025
–
NIA NIH HHS K24 AG031155RRD VA IK2 RX003073
6 · The paper itself

Abstract

objectiveTo investigate whether sex and race differences exist in dementia diagnosis risk associated with traumatic brain injury (TBI) among older veterans.

methodsUsing Fine-Gray regression models, we investigated incident dementia diagnosis risk with TBI exposure by sex and race.

resultsAfter the exclusion of baseline prevalent dementia, the final sample (all veterans ≥55 years of age diagnosed with TBI during the 2001-2015 study period and a random sample of all veterans receiving Veterans Health Administration care) included nearly 1 million veterans (4.3% female; 81.8% White, 11.5% Black, and 1.25% Hispanic), 96,178 with TBI and 903,462 without TBI. Compared to those without TBI, Hispanic veterans with TBI were almost 2 times more likely (17.0% vs 10.3%; hazard ratio [HR] 1.74, 95% confidence interval [CI] 1.51-2.01), Black veterans with TBI were >2 times more likely (11.2% vs 6.4%; HR 2.15, 95% CI 2.02-2.30), and White veterans with TBI were nearly 3 times more likely to receive a dementia diagnosis (12.0% vs 5.9%; HR 2.71, 95% CI 2.64-2.77). A significant interaction between TBI and race for dementia diagnosis was observed (

conclusionsIn this large, nationwide cohort of older veterans, all race groups with TBI had increased risk of dementia diagnosis, but there was an interaction effect such that White veterans were at greatest risk for dementia after TBI. Further research is needed to understand the mechanisms for this discrepancy. Differences in dementia diagnosis risk for men and women after TBI were significant but small, and male and female veterans had similarly high risks of dementia diagnosis after TBI.

Indexed as

AgedBrain Injuries, TraumaticCase-Control StudiesComorbidityDementiaFemaleHumansMaleMiddle AgedRace FactorsSex FactorsUnited StatesUnited States Department of Veterans AffairsVeterans

Identifiers

PMID32887780
PMCPMC7682824
OpenAlexW3083507836

What OpenQuestion holds

Textmetadata
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.