Evidence map›Paper›PMID 40352683›Full record

ArticleAlzheimer's & dementia (Amsterdam, Netherlands)

Cross-sectional study of plasma phosphorylated tau 217 in persons without dementia.

Toni T Saari, Teemu Palviainen, Mikko Hiltunen, Sanna-Kaisa Herukka, Tarja Kokkola, Sari Kärkkäinen, Mia Urjansson, Aino Aaltonen, Aarno Palotie, Heiko Runz and 4 more

Abstract read
In one paragraph

Article in Alzheimer's & dementia (Amsterdam, Netherlands). The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 1 pooled it
–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

8 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
  3. Article
  4. Article
  5. Genetic and environmental contributions to variation in plasma phosphorylated tau 217.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Article
  6. Article
  7. Genome-wide association of tau neuroimaging and plasma biomarkers in adults with Down syndrome.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Article
  8. Article
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

14 authors.

Toni T SaariInstitute for Molecular Medicine Finland (FIMM) Helsinki Institute of Life Science University of Helsinki Helsinki Finland.
Teemu PalviainenInstitute for Molecular Medicine Finland (FIMM) Helsinki Institute of Life Science University of Helsinki Helsinki Finland.
Mikko HiltunenInstitute of Biomedicine University of Eastern Finland Kuopio Finland.
Sanna-Kaisa HerukkaInstitute of Clinical Medicine/Neurology University of Eastern Finland Kuopio Finland.
Tarja KokkolaInstitute of Clinical Medicine/Neurology University of Eastern Finland Kuopio Finland.
Sari KärkkäinenInstitute of Clinical Medicine/Neurology University of Eastern Finland Kuopio Finland.
Mia UrjanssonInstitute for Molecular Medicine Finland (FIMM) Helsinki Institute of Life Science University of Helsinki Helsinki Finland.
Aino AaltonenInstitute for Molecular Medicine Finland (FIMM) Helsinki Institute of Life Science University of Helsinki Helsinki Finland.
Aarno PalotieInstitute for Molecular Medicine Finland (FIMM) Helsinki Institute of Life Science University of Helsinki Helsinki Finland.
Heiko RunzInstitute for Molecular Medicine Finland (FIMM) Helsinki Institute of Life Science University of Helsinki Helsinki Finland.
Jaakko KaprioInstitute for Molecular Medicine Finland (FIMM) Helsinki Institute of Life Science University of Helsinki Helsinki Finland.
Valtteri JulkunenInstitute for Molecular Medicine Finland (FIMM) Helsinki Institute of Life Science University of Helsinki Helsinki Finland.
Eero VuoksimaaInstitute for Molecular Medicine Finland (FIMM) Helsinki Institute of Life Science University of Helsinki Helsinki Finland.ORCID https://orcid.org/0000-0002-6534-3667
for FinnGen

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionLittle is known about plasma phosphorylated tau 217 (p-tau217) in individuals without a clinical diagnosis of Alzheimer's disease (AD). We studied associations of plasma p-tau217 with age, sex, education, and genetic risk; estimated the heritability; and conducted a genome-wide association study (GWAS).

methodsA population-based biobank recall study of 65- to 85-year-old twins (

resultsHigher p-tau217 level and likelihood of AD neuropathologic change (p-tau217 > 0.42 pg/mL; evident in 39%) were associated with higher age and having an apolipoprotein E ( DISCUSSION: Our results elucidate the characteristics and genetic associations of p-tau217 in a population-based setting. We found many 65- to 85-year-olds without a clinical diagnosis of AD to have AD neuropathologic change based on plasma p-tau217. Highlights: Plasma phosphorylated tau 217 (p-tau217) is a promising biomarker of Alzheimer's disease (AD).We studied plasma p-tau217 in a population-based sample of 65- to -85-year-olds.We excluded those with a clinical diagnosis of AD.Older age and having an apolipoprotein E (

Indexed as

Alzheimer's diseaseapolipoprotein Egenome‐wide association studyplasma biomarkerstwins

Identifiers

PMID40352683
PMCPMC12064337

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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.