Evidence map›Paper›PMID 31126233›Full record

ArticleBMC geriatrics2019

Body weight, frailty, and chronic pain in older adults: a cross-sectional study.

Cheng Chen, Almut G Winterstein, Roger B Fillingim, Yu-Jung Wei

Open access · goldAbstract read
In one paragraph

Article in BMC geriatrics, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
3.9field-weighted citation impact, top 6% 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

36 citing papers in PubMed, 66 citations in OpenAlex.

  1. Review
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  9. Where Does It Hurt? A 4-S Model of Pain Onset and Recovery Across Body Sites Among Older Adults.The journals of gerontology. Series B, Psychological sciences and social sciences · 2025
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  13. Review
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  19. Observational
  20. eHealth in obesity care.Clinical medicine (London, England) · 2023
    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

4 authors at 2 institutions in 1 country.

Cheng ChenDepartment of Pharmaceutical Outcomes and Policy, College of Pharmacy, University of Florida, Gainesville, USA.
Almut G WintersteinDepartment of Pharmaceutical Outcomes and Policy, College of Pharmacy, University of Florida, Gainesville, USA.
Roger B FillingimDepartment of Community Dentistry and Behavioral Science, College of Dentistry, University of Florida, Gainesville, USA.
Yu-Jung WeiDepartment of Pharmaceutical Outcomes and Policy, College of Pharmacy, University of Florida, Gainesville, USA. jenny.wei@cop.ufl.edu.ORCID 0000-0001-8861-6907
Center for Drug Evaluation and Research · USUniversity of Florida · US

Funding

University of Florida Older Americans Independence Center (OAIC)P30AG028740 · NIA · UNIVERSITY OF FLORIDA · PI Karyn A Esser, Todd Manini · 2007 to 2026
$22.8M
Pharmacological Management of Pain In Alzheimer's Disease and Related DementiaK01AG054764 · NIA · UNIVERSITY OF FLORIDA · PI WEI, YU-JUNG “JENNY” · 2017 to 2021
$673k
NIA NIH HHS K01 AG054764NIA NIH HHS P30 AG028740
6 · The paper itself

Abstract

backgroundThere exists limited data on the association between unhealthy body weight and chronic pain, and whether this association is explained by frailty status of older adults.

methodsWe included older adults aged ≥65 years from the 1999-2004 National Health and Nutrition Examination Survey (NHANES). Chronic pain was defined by self-reported pain lasting for ≥3 months in the past year. Body mass index (BMI) was categorized as underweight, normal, overweight, and obese. Participants were dichotomized as frail or non-frail based on a validated frailty index calculated as the proportion of the number of deficits present to a total of 45 possible deficits ascertained in NHANES. We used modified Poisson regression models to estimate prevalence ratios (PRs) and their 95% confidence intervals (CIs).

resultsOf 3693 older participants, one in six (15.9%) experienced chronic pain, with higher prevalence among the underweight (24.6%) and obese (20.2%) group. Frailty versus non-frailty was independently associated with BMI (PR = 1.25, 95% CI = 1.16-1.36 for underweight; and PR = 1.15, 95% CI = 1.07-1.22 for obese), and chronic pain (PR = 2.84, 95% CI = 2.18-3.69). After adjustment for frailty, the association between BMI and chronic pain decreased from PR = 1.82 to 1.64 for the underweight and 1.41 to 1.33 for the obese group. We did not observe an interaction effect between frailty and BMI.

conclusionsUnhealthy body weight was associated with increased chronic pain and the associations were partially explained by frailty status of older adults. Our findings generate hypotheses for further investigations of the interplay of these chronic conditions in older adults.

Indexed as

Frail ElderlyAgedAged, 80 and overBody Mass IndexBody WeightChronic PainCross-Sectional StudiesFemaleFrailtyHumansMaleNutrition SurveysObesityOverweightSelf ReportThinnessBMIFrailtyOlder adultsPainUnhealthy weight

Identifiers

PMID31126233
PMCPMC6534872
OpenAlexW2947967946

What OpenQuestion holds

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LicenceCC BY
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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.