Evidence map›Paper›PMID 28992097›Full record

ArticleNephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association2018

Association of serum albumin levels with kidney function decline and incident chronic kidney disease in elders.

Joshua Lang, Ronit Katz, Joachim H Ix, Orlando M Gutierrez, Carmen A Peralta, Chirag R Parikh, Suzanne Satterfield, Snezana Petrovic, Prasad Devarajan, Michael Bennett and 4 more

Open access · bronzeAbstract read
In one paragraph

Article in Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 51 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
51citing papers in PubMed, 2 pooled it
3.2field-weighted citation impact, top 7% 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

51 citing papers in PubMed, 2 syntheses or guidelines pooled it, 121 citations in OpenAlex.

  1. Pooled it
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  6. 25-Hydroxyvitamin D Levels, Free Serum Calcium, Glomerular Filtration Rate, Albumin, and Femoral Fracture Elderly Patient Mortality.Journal of the American Academy of Orthopaedic Surgeons. Global research & reviews · 2026
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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

14 authors at 12 institutions in 1 country.

Joshua LangDepartment of Medicine, Brigham and Women's Hospital, Boston, MA, USA.
Ronit KatzKidney Research Institute, University of Washington, Seattle, WA, USA.
Joachim H IxDivision of Nephrology and Hypertension, Department of Medicine, University of California San Diego, San Diego, CA, USA.
Orlando M GutierrezUniversity of Alabama at Birmingham, Birmingham, AL, USA.
Carmen A PeraltaDepartment of Medicine, University of California, San Francisco, CA, USA.
Chirag R ParikhSection of Nephrology, Yale University, West Haven, CT, USA.
Suzanne SatterfieldDepartment of Preventive Medicine, University of Tennessee, Memphis, TN, USA.
Snezana PetrovicPhysiology and Pharmacology, Wake Forest School of Medicine, Winston-Salem, NC, USA.
Prasad DevarajanDivision of Nephrology and Hypertension, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.
Michael BennettDivision of Nephrology and Hypertension, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.
Linda F FriedVeterans Affairs (VA) Pittsburgh Healthcare System and University of Pittsburgh School of Medicine, Pittsburgh, PA, USA.
Steven R CummingsResearch Institute, California Pacific Medical Center, San Francisco, CA, USA.
Mark J SarnakDivision of Nephrology, Tufts Medical Center, Boston, MA, USA.
Michael G ShlipakDivision of General Internal Medicine, San Francisco Veterans Affairs Medical Center, and the Departments of Medicine, Epidemiology, and Biostatistics, University of California, San Francisco, CA, USA.
Cincinnati Children's Hospital Medical Center · USUniversity of California, San Francisco · USBrigham and Women's Hospital · USCalifornia Pacific Medical Center · USTufts Medical Center · USUniversity of Alabama at Birmingham · USUniversity of California, San Diego · USUniversity of Pittsburgh · USUniversity of Tennessee Health Science Center · USUniversity of Washington · USWake Forest University · USYale University · US

Funding

Wake Forest Clinical and Translational Science AwardUL1TR001420 · NCATS · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI ARD, JAMY D, FOLEY, KRISTIE L · 2015 to 2023
$32.3M
Proteomics CoreP50DK096418 · NIDDK · CINCINNATI CHILDRENS HOSP MED CTR · PI DEVARAJAN, PRASAD · 2012 to 2021
$8.4M
NCATS NIH HHS UL1 TR001420NIDDK NIH HHS P50 DK096418
6 · The paper itself

Abstract

Background: Previous studies in HIV-infected individuals have demonstrated serum albumin to be strongly associated with kidney function decline, independent of urine albumin and inflammatory markers. Lower serum albumin concentrations may be an under-appreciated risk factor for kidney function decline in elders. Methods: We performed a cohort analysis in the Health Aging and Body Composition Study, a cohort of well-functioning, bi-racial, community-dwelling elders between the age of 70 and 79 years. We examined the associations of serum albumin concentration with longitudinal kidney function decline by estimated glomerular filtration rate (eGFR). Outcomes included linear eGFR decline, rapid kidney function decline defined as >30% decrease in eGFR, defined as a final eGFR <60 mL/min/1.73 m2 in those with an eGFR >60 mL/min/1.73 m2 at baseline. Cystatin C-based eGFR was calculated at baseline, Year 3 and Year 10. Results: Mean age was 74 years, and mean eGFR was 73 mL/min/1.73 m2 at baseline. The mean rate of eGFR change was 1.81 mL/min/1.73 m2 per year. After multivariate adjustment, lower serum albumin concentrations were strongly and independently associated with kidney function decline (-0.11 mL/min/1.73 m2 per year for each standard deviation decrease serum albumin; -0.01 to - 0.20) with no attenuation after adjustment for urine albumin and inflammatory markers (-0.12, -0.03 to - 0.22). When divided into quartiles, serum albumin levels ≤3.80 g/dL were associated with increased odds of rapid kidney function decline (odds ratio 1.59; 1.12-2.26) and increased risk of incident chronic kidney disease (incident rate ratio 1.29; 1.03-1.62) relative to levels >4.21g/dL. Urine albumin to creatinine ratio (ACR) was also significantly and independently associated with kidney function decline (-0.08 mL/min/1.73 m2 per year for urine ACR >30 mg/g; -0.82 to - 0.13). Conclusions: Lower serum albumin levels are strongly and independently associated with kidney function decline in elders, independent of clinical risk factors, urine albumin and measured inflammatory markers.

Indexed as

Activities of Daily LivingAgedBiomarkersCohort StudiesFemaleGlomerular Filtration RateHumansIncidenceKidney Function TestsMalePrognosisRenal Insufficiency, ChronicSerum AlbuminUnited StatesBiomarkersSerum Albumin

Identifiers

PMID28992097
PMCPMC6251663
OpenAlexW2746639664

What OpenQuestion holds

Textmetadata
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.