Evidence map›Paper›PMID 30506403›Full record

ArticleClinical rheumatology2019

A TRAF6 genetic variant is associated with low bone mineral density in rheumatoid arthritis.

Hana Ben Hassine, Ramzi Zemni, Imen Ben Nacef, Asma Boumiza, Foued Slama, Khadija Baccouche, Najla Amri, Sarra Melayah, Zahid Shakoor, Adel Almogren and 2 more

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Article in Clinical rheumatology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

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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

12 authors.

Hana Ben HassineLaboratory of Immunology, Research Unit UR 807, Faculty of Medicine of Sousse, Ibn Al Jazzar street, 4000, Sousse, Tunisia.
Ramzi ZemniLaboratory of Immunology, Research Unit UR 807, Faculty of Medicine of Sousse, Ibn Al Jazzar street, 4000, Sousse, Tunisia.
Imen Ben NacefLaboratory of Immunology, Research Unit UR 807, Faculty of Medicine of Sousse, Ibn Al Jazzar street, 4000, Sousse, Tunisia.
Asma BoumizaLaboratory of Immunology, Research Unit UR 807, Faculty of Medicine of Sousse, Ibn Al Jazzar street, 4000, Sousse, Tunisia.
Foued SlamaLaboratory of Immunology, Research Unit UR 807, Faculty of Medicine of Sousse, Ibn Al Jazzar street, 4000, Sousse, Tunisia.
Khadija BaccoucheDepartment of Rheumatology, Farhat Hached Hospital, Sousse, Tunisia.
Najla AmriDepartment of Rheumatology, Farhat Hached Hospital, Sousse, Tunisia.
Sarra MelayahLaboratory of Immunology, Research Unit UR 807, Faculty of Medicine of Sousse, Ibn Al Jazzar street, 4000, Sousse, Tunisia.
Zahid ShakoorDepartment of Pathology, College of Medicine, King Saud University, Riyadh, Saudi Arabia.
Adel AlmogrenDepartment of Pathology, College of Medicine, King Saud University, Riyadh, Saudi Arabia.
Elyes BouajinaDepartment of Rheumatology, Farhat Hached Hospital, Sousse, Tunisia.
Rim SghiriLaboratory of Immunology, Research Unit UR 807, Faculty of Medicine of Sousse, Ibn Al Jazzar street, 4000, Sousse, Tunisia. sghiririm@yahoo.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesThis study was aimed to investigate the association of the single nucleotide polymorphism of tumor necrosis factor receptor associated factor 6 (TRAF6), rs540386, with low bone mineral density (BMD) among patients with rheumatoid arthritis (RA).

methodsTRAF6 rs540386 genotyping was performed by mutagenically separated PCR in a cohort of 188 (23 men, 165 women, median age, 56.2 years) adult RA patients and 224 age and gender-matched controls. BMD was measured using dual-energy X-ray absorptiometry (DXA) (Lunar Prodigy advance scans, GE Healthcare, USA).

resultsAmong the RA patients, 64 (55 women, 9 men) had low BMD comprising of 57 patients with osteoporosis and 7 with osteopenia. Whereas TRAF6 rs540386 was not associated with RA susceptibility, it was however found to be a risk factor for reduced lumbar spine Z-score in the recessive model (OR = 3.34, 95% CI = (1.01-11.00), p = 0.038). This association was confirmed further in the multivariate logistic regression analysis taking into account several potential confounding factors (OR = 3.34 (1.01-11.00), p = 0.048). In addition, mean total femur Z-score was found to be reduced in TT patients when compared to CC + CT patients (- 1.30 ± 1.32 versus - 0.60 ± 1.05, p = 0.034). No association between TRAF6 rs540386 and local bone damage was observed.

conclusionsThis study for the first time ever demonstrated an association between a genetic variant of TRAF6 and low BMD among patients with RA. Further investigations are needed to elucidate the exact role of this variant.

Indexed as

Absorptiometry, PhotonAdultAgedAllelesArthritis, RheumatoidBone DensityFemaleFemurFemur NeckGene FrequencyGenotypeHumansLumbar VertebraeMaleMiddle AgedPolymorphism, Single NucleotideTNF Receptor-Associated Factor 6Bone mineral densityMutagenically separated polymerase chain reaction (MS-PCR)OsteoporosisRheumatoid arthritisrs540386Tumor necrosis factor receptor associated factor 6 (TRAF6)

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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.