Evidence map›Paper›PMID 30475224›Full record

ArticleEuropean journal of endocrinology2019

IGFBP-2 and aging: a 20-year longitudinal study on IGFBP-2, IGF-I, BMI, insulin sensitivity and mortality in an aging population.

Annewieke W van den Beld, Olga D Carlson, Maire E Doyle, Dimitris Rizopoulos, Luigi Ferrucci, Aart Jan van der Lely, Josephine M Egan

Open access · greenAbstract read
In one paragraph

Article in European journal of endocrinology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 1 pooled it
2.8field-weighted citation impact, top 8% 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

29 citing papers in PubMed, 1 synthesis or guideline pooled it, 56 citations in OpenAlex.

  1. Pooled it
  2. The insulin-like growth factor system and the progression of renal complications of type 2 diabetes.Diabetic medicine : a journal of the British Diabetic Association · 2026
    Article
  3. Article
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  5. IGFBP-2 in Critical Illness: A Prognostic Marker in the Growth Hormone/Insulin-like Growth Factor Axis.Pathophysiology : the official journal of the International Society for Pathophysiology · 2024
    Review
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  13. FGF1 ameliorates obesity-associated hepatic steatosis by reversing IGFBP2 hypermethylation.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2023
    Article
  14. 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

7 authors at 2 institutions in 2 countries.

Annewieke W van den BeldDepartment of Internal Medicine, Groene Hart Hospital, Gouda, The Netherlands.
Olga D CarlsonLaboratory of Clinical Investigation, National Institute on Aging, Baltimore, Maryland, USA.
Maire E DoyleLaboratory of Clinical Investigation, National Institute on Aging, Baltimore, Maryland, USA.
Dimitris RizopoulosDepartment of Biostatistics, Erasmus Medical Center, Rotterdam, The Netherlands.
Luigi FerrucciLaboratory of Clinical Investigation, National Institute on Aging, Baltimore, Maryland, USA.
Aart Jan van der LelyDepartment of Internal Medicine, Erasmus Medical Center, Rotterdam, The Netherlands.
Josephine M EganLaboratory of Clinical Investigation, National Institute on Aging, Baltimore, Maryland, USA.
National Institute on Aging · USErasmus MC · NL

Funding

Intramural NIH HHS Z99 AG999999
6 · The paper itself

Abstract

Objective Insulin-like growth factor-binding protein-2 (IGFBP-2) concentrations are low in subjects with metabolic syndrome and type 2 diabetes. Intriguingly, recent studies have demonstrated an association between high IGFBP-2 concentrations and increased mortality not only in populations with certain types of cancer, but also in relatively healthy populations. We evaluated the role of IGFBP-2 in relation to BMI and mortality. Design and Participants BMI, insulin sensitivity, insulin-like growth factor 1 (IGF-I) and IGFBP-2 were assessed repeatedly in 539 participants of the Baltimore Longitudinal Study of Aging around the ages of 55, 65 and 75 years. Results IGFBP-2 concentrations positively correlated with insulin sensitivity and inversely with BMI, both at baseline and follow-up. Independent of IGF-I, sex, BMI and insulin sensitivity, circulating IGFBP-2 levels positively correlated with age (P < 0.001). Changes over time in BMI were associated with an inverse correlation in IGFBP-2 concentrations. Furthermore, we found indications of a relationship between low baseline IGFBP-2 levels and mortality. Remarkably, after adjustment for insulin sensitivity, the opposite association was found, as a unit increase of log(IGFBP2) was associated with an increase in the log hazard by 1.43 (95% CI: 0.3-2.6). This accounted for both baseline (P = 0.02) as well as serial (P < 0.001) measurements of IGFBP2. Finally, in this longitudinal study, we found that IGF-I concentrations increased with age (0.82 ± 0.2 (µg/L)/year, P < 0.001). Conclusion This is the first study investigating the relationship between IGFBP-2 levels and age in a longitudinal setting. Serum IGFBP-2 levels increase with age after the age of 50 years and evolve in parallel with insulin sensitivity. IGFBP-2 may therefore be a potential marker for insulin sensitivity. We further show that IGFBP-2 levels can predict mortality in this aging population. However, its predictive value for mortality can only be interpreted in relation to insulin sensitivity. After adjustment for insulin sensitivity, high IGFBP-2 levels are predictive of increased mortality.

Indexed as

Body Mass IndexAgedAgingFemaleHumansInsulin-Like Growth Factor Binding Protein 2Insulin-Like Growth Factor IInsulin ResistanceLongitudinal StudiesMaleMiddle AgedPredictive Value of TestsSurvival RateInsulin-Like Growth Factor Binding Protein 2Insulin-Like Growth Factor I

Identifiers

PMID30475224
PMCPMC6445262
OpenAlexW2901954344

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.