Evidence map›Paper›PMID 29959497›Full record

ArticleOsteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA2018

FGF23-klotho axis, bone fractures, and arterial stiffness in dialysis: a case-control study.

L-C Desbiens, A Sidibé, R-V Ung, C Fortier, M Munger, Y-P Wang, S-K Bisson, K Marquis, M Agharazii, F Mac-Way

Abstract read
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In one paragraph

Article in Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 2 pooled it
2.2field-weighted citation impact, top 13% 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

19 citing papers in PubMed, 2 syntheses or guidelines pooled it, 28 citations in OpenAlex.

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  18. Vertebral fracture is associated with myocardial infarction in incident hemodialysis patients: a Korean nationwide population-based study.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2020
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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 1 institution in 1 country.

L-C DesbiensCHU de Québec Research Center, Endocrinology and Nephrology Axis, Quebec, Canada.
A SidibéCHU de Québec Research Center, Endocrinology and Nephrology Axis, Quebec, Canada.
R-V UngCHU de Québec Research Center, Endocrinology and Nephrology Axis, Quebec, Canada.
C FortierCHU de Québec Research Center, Endocrinology and Nephrology Axis, Quebec, Canada.
M MungerCHU de Québec Research Center, Endocrinology and Nephrology Axis, Quebec, Canada.
Y-P WangCHU de Québec Research Center, Endocrinology and Nephrology Axis, Quebec, Canada.
S-K BissonCHU de Québec Research Center, Endocrinology and Nephrology Axis, Quebec, Canada.
K MarquisCHU de Québec Research Center, Endocrinology and Nephrology Axis, Quebec, Canada.
M AgharaziiCHU de Québec Research Center, Endocrinology and Nephrology Axis, Quebec, Canada.
F Mac-WayCHU de Québec Research Center, Endocrinology and Nephrology Axis, Quebec, Canada. fabrice.mac-way@mail.chuq.qc.ca.ORCID http://orcid.org/0000-0002-6879-9344
Centre hospitalier universitaire de Québec · CA

Funding

Fonds de Recherche du Québec - Santé 32661Kidney Foundation of Canada KFOC160013
6 · The paper itself

Abstract

We performed a case-control study on 130 age- and sex-matched hemodialysis patients. In multivariate analysis, we observed that FGF23 levels were associated with fracture incidence and that soluble α-klotho levels were associated with the aortic-brachial arterial stiffness ratio.

introductionNew bone markers such as sclerostin, Dickkopf-related protein 1 (DKK1), fibroblast growth factor-23 (FGF23), and α-klotho have been identified as potential key players in bone and vascular abnormalities of chronic kidney disease. Therefore, we aimed to assess whether these markers are associated with fractures, bone metabolism, and vascular stiffness in dialysis patients.

methodsIn a prospective hemodialysis cohort, where plasma samples and vascular assessment were performed at baseline, we matched patients who experienced a fracture during follow-up with sex- and age-matched non-fractured patients on a 1:4 ratio. Sclerostin, DKK1, α-klotho, FGF23, and markers of bone formation (alkaline phosphatase and procollagen type 1-N terminal propeptide [P1NP]) and bone resorption (tartrate-resistant acid phosphatase 5b [TRAP5b]) were measured in baseline plasma samples. Aortic-brachial pulse wave velocity ratio, a blood pressure independent measure of arterial stiffness, was used to assess vascular stiffness at baseline.

resultsWe included 130 hemodialysis patients (26 fractured, 104 non-fractured) with a median follow-up of 42 months and a median age of 72 years. In multivariate Cox regression models, high FGF23 levels were associated with increased fracture incidence (adjusted HR = 2.97; 95% CI 1.18, 7.43). α-Klotho levels were associated with bone formation but not resorption markers. In both univariate and multivariable adjusted models, α-klotho levels were inversely associated with the aortic-brachial pulse wave velocity ratio (β = - 0.070; 95% CI - 0.133, - 0.006).

conclusionsThese results suggest a role for FGF23/klotho axis on bone and vascular metabolism in dialysis populations.

Indexed as

AgedAged, 80 and overBiomarkersBrachial ArteryCase-Control StudiesFemaleFibroblast Growth Factor-23Fibroblast Growth FactorsGlucuronidaseHumansKidney Failure, ChronicKlotho ProteinsMaleMiddle AgedOsteoporotic FracturesPulse Wave AnalysisBiomarkersFGF23 protein, humanFibroblast Growth Factor-23Fibroblast Growth FactorsGlucuronidaseKlotho ProteinsArterial stiffnessDialysisFGF-23FractureKlotho

Identifiers

PMID29959497
OpenAlexW2809720370

What OpenQuestion holds

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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.