Evidence map›Paper›PMID 40034504›Full record

ArticleJournal of Alzheimer's disease reports

How follow-up period in prospective cohort studies affects the relationship between baseline fish consumption and risk of Alzheimer's disease and dementia.

William B Grant

Abstract read
In one paragraph

Article in Journal of Alzheimer's disease reports. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
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

1 citing paper in PubMed.

  1. Review
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

1 author.

William B GrantSunlight, Nutrition and Health Research Center, San Francisco, CA, USA.ORCID https://orcid.org/0000-0002-1439-3285

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Diet plays an important role in the risk of Alzheimer's disease (AD) and dementia. Adherence to the Mediterranean diet is regarded as one way to reduce risk. Fish is a component of the Mediterranean diet. Participant variables change with time, resulting in "regression dilution". Objective: The objective is to investigate the role of follow-up period after measurement of dietary fish intake with risk of AD and dementia. Methods: A recent meta-analysis of prospective cohort studies is used to examine this effect for dietary fish and incidence of dementia and AD. Results: For seven dementia studies with mean follow-up periods from one to ten years, the regression fit to the data is relative risk (RR) = 0.19 + (0.087 × Follow up [years], Conclusions: Prospective cohort studies of diet and health outcomes should reassess variables every few years. Meta-analyses should consider the effect of mean follow-up periods and mean age of the participants during follow up.

Indexed as

age dependenceAlzheimer's diseasecancercardiovascular diseasedementiadiabetes mellitus type 2fishomega-3 fatty acidsprospective cohort studyvitamin D

Identifiers

PMID40034504
PMCPMC11863749

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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.