Evidence map›Paper›PMID 32554219›Full record

ArticleArchives of gerontology and geriatrics

The relationship between interleukin-6 levels and physical performance in mobility-limited older adults with chronic low-grade inflammation: The ENRGISE Pilot study.

Carlo Custodero, Stephen D Anton, Daniel P Beavers, Robert T Mankowski, Stephanie A Lee, Mary M McDermott, Roger A Fielding, Anne B Newman, Russel P Tracy, Stephen B Kritchevsky and 4 more

Abstract read
In one paragraph

Article in Archives of gerontology and geriatrics. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

  1. Trial
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  4. Article
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  6. Review
  7. Metabolites · 2022
    Article
  8. Article
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  10. Review
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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.

Carlo CustoderoDepartment of Aging and Geriatric Research, University of Florida, Gainesville, FL, United States; Dipartimento Interdisciplinare di Medicina, Clinica Medica Cesare Frugoni, University of Bari Aldo Moro, Bari, Italy.
Stephen D AntonDepartment of Aging and Geriatric Research, University of Florida, Gainesville, FL, United States.
Daniel P BeaversDepartment of Biostatistics and Data Science, Wake Forest School of Medicine, Winston-Salem, NC, United States.
Robert T MankowskiDepartment of Aging and Geriatric Research, University of Florida, Gainesville, FL, United States.
Stephanie A LeeDepartment of Aging and Geriatric Research, University of Florida, Gainesville, FL, United States.
Mary M McDermottDivision of General Internal Medicine and Geriatrics, Feinberg School of Medicine, Northwestern University, Chicago, IL, United States.
Roger A FieldingNutrition, Exercise Physiology, and Sarcopenia Laboratory, Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, Boston, MA, United States.
Anne B NewmanDepartment of Epidemiology, University of Pittsburgh, Pittsburgh, PA, United States.
Russel P TracyDepartment of Pathology & Laboratory Medicine, Larner College of Medicine, University of Vermont, Burlington, VT, United States.
Stephen B KritchevskySticht Center for Healthy Aging and Alzheimer's Prevention, Wake Forest School of Medicine, Winston-Salem, NC, United States.
Walter T AmbrosiusDepartment of Biostatistics and Data Science, Wake Forest School of Medicine, Winston-Salem, NC, United States.
Marco PahorDepartment of Aging and Geriatric Research, University of Florida, Gainesville, FL, United States.
Todd M ManiniDepartment of Aging and Geriatric Research, University of Florida, Gainesville, FL, United States. Electronic address: tmanini@ufl.edu.
ENRGISE study investigators

Funding

Wake Forest Claude D. Pepper OAIC - RenewalP30AG021332 · NIA · WAKE FOREST UNIVERSITY HEALTH SCIENCES · PI Denise Kathryn Houston · 2002 to 2026
$36.4M
VARIABILITY, STABILITY & SMOOTHNESS OF WALKINGP30AG024827 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI Caterina Rosano · 2004 to 2026
$28.6M
TUFTS--FIELDINGP30AG031679 · NIA · BRIGHAM AND WOMEN'S HOSPITAL · PI SHALENDER BHASIN · 2008 to 2026
$23.9M
University of Florida Older Americans Independence Center (OAIC)P30AG028740 · NIA · UNIVERSITY OF FLORIDA · PI Peihua Qiu · 2007 to 2026
$22.8M
The ENRGISE StudyU01AG050499 · NIA · UNIVERSITY OF FLORIDA · PI AMBROSIUS, WALTER T, PAHOR, MARCO · 2015 to 2017
$5.5M
NIA NIH HHS P30 AG021332NIA NIH HHS P30 AG024827NIA NIH HHS P30 AG028740NIA NIH HHS P30 AG031679NIA NIH HHS U01 AG050499
6 · The paper itself

Abstract

Previous studies have found an inverse relation between serum concentrations of interleukin (IL)-6 and physical performance in seniors, however this was limited to higher functioning older adults with low to moderate levels of inflammation. We explored the consistency of this association in a cohort of mobility limited older adults with chronic low-grade inflammation. This study included 289 participants (≥ 70 years old) with IL-6 level between 2.5 and 30 pg/mL and a walking speed < 1.0 m/sec from the ENRGISE Pilot study. Physical performance was assessed using the short physical performance battery (SPPB), usual gait speed over 400 m, grip strength, and knee extensor and flexor strength measured by isokinetic dynamometry at 60 and 180°/sec. There was a significant inverse correlation between log IL-6 and knee extensor strength at 60°/sec (r= -0.20, p = 0.002), at 180°/sec (r = -0.14, p = 0.037), and knee flexor strength at 60°/sec (r = -0.15, p = 0.021). After adjustment for potential confounders, the values of knee extensor strength at 60°/sec showed a trend toward a progressive reduction across IL-6 tertiles as IL-6 levels increased (p = 0.024). No significant association was found between IL-6 and other objectively measured physical performance. The findings were generally of smaller magnitude and less consistent than previously reported, which suggests that the associations are attenuated in those with both elevated inflammation and mobility limitations. These results have implications for planning and interpreting future intervention studies in older adults with low-grade inflammation and mobility limitations.

Indexed as

Interleukin-6Mobility LimitationAgedHumansInflammationMuscle StrengthPhysical Functional PerformancePilot ProjectsInterleukin-6Chronic low-grade inflammationInterleukin-6Knee muscle strengthPhysical performance

Identifiers

PMID32554219
PMCPMC7434645

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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.