Evidence map›Paper›PMID 32471640›Full record

ArticleKidney international2020

Results of the CARDIA study suggest that higher dietary potassium may be kidney protective.

Tali Elfassy, Lanyu Zhang, Leopoldo Raij, Kirstin Bibbins-Domingo, Cora E Lewis, Norrina Bai Allen, Kiang J Liu, Carmen A Peralta, Michelle C Odden, Adina Zeki Al Hazzouri

Open access · greenAbstract read
In one paragraph

Article in Kidney international, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
1.8field-weighted citation impact, top 16% 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

17 citing papers in PubMed, 27 citations in OpenAlex.

  1. Plasma Proteomic Profile of Dietary Potassium and Incident CKD.Clinical journal of the American Society of Nephrology : CJASN · 2026
    Article
  2. Article
  3. KiScience · 2025
    Article
  4. Serum Metabolomic Markers of Dietary Potassium and Risk of CKD.Clinical journal of the American Society of Nephrology : CJASN · 2025
    Article
  5. Observational
  6. Macrophage SPAK deletion limits a low potassium-induced kidney inflammatory program.American journal of physiology. Renal physiology · 2024
    Article
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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

10 authors at 6 institutions in 1 country.

Tali ElfassyDivision of Epidemiology, Department of Public Health Sciences, University of Miami, Miami, Florida, USA. Electronic address: t.elfassy@med.miami.edu.
Lanyu ZhangDivision of Epidemiology, Department of Public Health Sciences, University of Miami, Miami, Florida, USA.
Leopoldo RaijDepartment of Medicine, University of Miami, Miami, Florida, USA.
Kirstin Bibbins-DomingoDepartment of Epidemiology and Biostatistics, University of California San Francisco, San Francisco, California, USA.
Cora E LewisDepartment of Epidemiology, University of Alabama at Birmingham School of Medicine, Birmingham, Alabama, USA.
Norrina Bai AllenDepartment of Preventive Medicine, Feinberg School of Medicine, Northwestern University, Evanston, Illinois, USA.
Kiang J LiuDepartment of Preventive Medicine, Feinberg School of Medicine, Northwestern University, Evanston, Illinois, USA.
Carmen A PeraltaUniversity of California San Francisco, San Francisco, California, USA.
Michelle C OddenHealth Research and Policy, Department of Epidemiology, Stanford University, Stanford, California, USA.
Adina Zeki Al HazzouriDepartment of Epidemiology, Mailman School of Public Health, Columbia University, New York, New York, USA.
University of Miami · USNorthwestern University · USUniversity of California, San Francisco · USColumbia University · USStanford University · USUniversity of Alabama at Birmingham · US

Funding

Institutional Career Development CoreKL2TR002737 · NCATS · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI RUNDEK, TATJANA, SCOTT, GWENDOLYN BARBARA · 2018 to 2022
$3.6M
Understanding drivers of incident hypertension disparities among US Hispanics of diverse backgroundsK01MD014158 · NIMHD · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI ELFASSY, TALI · 2019 to 2022
$645k
Lifecourse cardiovascular risk, depression and cognition in black & white adultsK01AG047273 · NIA · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI ZEKI AL HAZZOURI, ADINA · 2014 to 2018
$617k
NCATS NIH HHS KL2 TR002737NHLBI NIH HHS HHSN268200900041CNHLBI NIH HHS HHSN268201300025CNHLBI NIH HHS HHSN268201300026CNHLBI NIH HHS HHSN268201300027CNHLBI NIH HHS HHSN268201300028CNHLBI NIH HHS HHSN268201300029CNIA NIH HHS K01 AG047273NIMHD NIH HHS K01 MD014158
6 · The paper itself

Abstract

The association between dietary sodium and potassium intake with the development of kidney disease remains unclear, particularly among younger individuals. Here, we determined whether dietary sodium and potassium intake are associated with incident chronic kidney disease (CKD) using data from 1,030 adults (age 23-35 in 1990-1991) from the Coronary Artery Risk Development In Young Adults study, based on repeated measurements of estimated glomerular filtration rate (eGFR) and urinary albumin to creatinine ratio (ACR) from 1995 through 2015. Urinary sodium and potassium excretion (mg/day), calculated from three 24-hour urine collections in 1990-1991, were averaged to measure sodium and potassium intake. Serum creatinine was used to calculate eGFR using the CKD EPI equation; spot urine albumin and creatinine were used to calculate ACR, each at five visits from 1995-1996 through 2015-2016. CKD was defined as decreased eGFR (under 60 ml/min/1.73m

Indexed as

Potassium, DietaryRenal Insufficiency, ChronicAdultAlbuminuriaCreatinineGlomerular Filtration RateHumansKidneyYoung AdultCreatininePotassium, Dietaryalbuminuriachronic kidney disease (CKD)eGFRurine potassiumurine sodium

Identifiers

PMID32471640
PMCPMC7318054
OpenAlexW3017683548

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.