Evidence map›Paper›PMID 20577623›Full record

ArticlePsychiatry investigation2010

Apolipoprotein e4 genotype and depressive symptoms as risk factors for dementia in an older korean population.

Jae-Min Kim, Seon-Young Kim, Kyung-Yeol Bae, Sung-Wan Kim, Il-Seon Shin, Su-Jin Yang, Young-Heon Song, Jin-Sang Yoon

Open access · hybridAbstract read
In one paragraph

Article in Psychiatry investigation, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 3 pooled it
2.5field-weighted citation impact, top 12% 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

12 citing papers in PubMed, 3 syntheses or guidelines pooled it, 31 citations in OpenAlex.

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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

8 authors at 1 institution in 1 country.

Jae-Min KimDepartment of Psychiatry, Chonnam National University Medical School, Gwangju, Korea.
Seon-Young Kim
Kyung-Yeol Bae
Sung-Wan Kim
Il-Seon Shin
Su-Jin Yang
Young-Heon Song
Jin-Sang Yoon
Chonnam National University · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveGrowing evidence suggests the separate associations of apolipoprotein E e4 allele (apo E4) and depression with incident dementia. This study investigated the separate and combined effects of apo E4 and depression on the incidence of dementia in both men and women.

methodsOf 625 elderly without dementia at baseline, 518 (83%) were followed over a 2.4-year period and were assessed clinically for incident dementia. The apo E polymorphism was ascertained, and depression was identified using the Korean version of the Geriatric Depression Scale (KGDS). Covariates included age, gender, education, disability, alcohol history, physical activity, and vascular risk factors.

resultsThe incidence of dementia was significantly higher in elderly Koreans with both apo E4 and depression compared to those without both factors [adjusted odds ratio (95% CI)=5.85 (1.77-19.38)]. This interaction was significant in men (p=0.049), but not in women (p=0.354).

conclusionDepressed elderly people are at great risk for incident dementia in the presence of apo E4. Potential gender differences require further evaluation.

Indexed as

Alzheimer's diseaseApolipoprotein EDementiaDepressionGene association study

Identifiers

PMID20577623
PMCPMC2890868
OpenAlexW1974191027

What OpenQuestion holds

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LicenceCC BY-NC
Read underepoch 390

Registered trials

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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.