Evidence map›Paper›PMID 30850879›Full record

ArticleEuropean spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society2019

Prevalence of and factors associated with dysfunctional low back pain in patients with rheumatoid arthritis.

Kazuto Miura, Osamu Morita, Toru Hirano, Kei Watanabe, Jun'ichi Fujisawa, Naoki Kondo, Takahiro Netsu, Tadamasa Hanyu, Yugo Shobugawa, Naoto Endo

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In one paragraph

Article in European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed, 1 pooled it
1.7field-weighted citation impact, top 17% 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

7 citing papers in PubMed, 1 synthesis or guideline pooled it, 12 citations in OpenAlex.

  1. The association between vertebral endplate structural defects and back pain: a systematic review and meta-analysis.European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2021
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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 2 institutions in 1 country.

Kazuto MiuraDepartment of Spine and Spinal Cord Surgery, Nagaoka Red Cross Hospital, 2-297-1, Senshu, Nagaoka-City, Niigata, 9402108, Japan. kamiu@mac.com.
Osamu MoritaDepartment of Spine and Spinal Cord Surgery, Nagaoka Red Cross Hospital, 2-297-1, Senshu, Nagaoka-City, Niigata, 9402108, Japan.
Toru HiranoDivision of Orthopaedic Surgery, Department of Regenerative and Transplant Medicine, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Japan.
Kei WatanabeDivision of Orthopaedic Surgery, Department of Regenerative and Transplant Medicine, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Japan.
Jun'ichi FujisawaDivision of Orthopaedic Surgery, Department of Regenerative and Transplant Medicine, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Japan.
Naoki KondoDivision of Orthopaedic Surgery, Department of Regenerative and Transplant Medicine, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Japan.
Takahiro NetsuDepartment of Rheumatology, Nagaoka Red Cross Hospital, Nagaoka, Japan.
Tadamasa HanyuDepartment of Rheumatology, Nagaoka Red Cross Hospital, Nagaoka, Japan.
Yugo ShobugawaDivision of International Health, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Japan.
Naoto EndoDivision of Orthopaedic Surgery, Department of Regenerative and Transplant Medicine, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Japan.
Niigata University · JPNagaoka Red Cross Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo investigate the prevalence of and factors associated with dysfunctional low back pain (LBP) in patients with rheumatoid arthritis (RA).

methodsThis cross-sectional study included 1276 RA outpatients from two hospitals. The Roland-Morris Disability Questionnaire was used to address the functional-dysfunctional state criterion. Clinical variables, such as medical status, disease activity, bone mineral density, and spinopelvic alignment parameters, were compared between patients with and without dysfunctional LBP.

resultsMean age and disease duration were 64.6 and 13.4 years, respectively; the prevalence of dysfunctional LBP was 32.8%. On univariate analysis, significant differences existed in many variables, except sex, body weight, C-reactive protein (CRP) level, and prevalence of biological agent users, between patients with and without dysfunctional LBP. Multivariate logistic regression analysis revealed body mass index (BMI; odds ratio [OR], 1.116; P < 0.001), onset age of RA (OR, 1.020; P = 0.020), disease duration of RA (OR, 1.043; P < 0.001), methotrexate (MTX) use (OR, 0.609; P = 0.007), vertebral fractures (OR, 2.189; P = 0.001), vertebral endplate and/or facet erosion (OR, 1.411; P = 0.043), disease activity score (DAS) in 28 joints-CRP (DAS-28CRP) (OR, 1.587; P = 0.001), pelvic tilt (PT; OR, 1.023; P = 0.019), and sagittal vertical axis (SVA; OR, 1.007; P = 0.043) as associated factors.

conclusionThe factors associated with dysfunctional LBP in patients with RA were more vertebral fractures, higher DAS-28CRP, vertebral endplate and/or facet erosion, higher BMI, longer disease duration, greater PT, older onset age, greater SVA, and less MTX use. Strictly controlling patients' body weight and disease activity with MTX and avoiding spinopelvic malalignment through vertebral fracture prevention are important. These slides can be retrieved under Electronic Supplementary Material.

Indexed as

AgedAge of OnsetAntirheumatic AgentsArthritis, RheumatoidBody Mass IndexC-Reactive ProteinCross-Sectional StudiesDisability EvaluationFemaleHumansLow Back PainMaleMethotrexateMiddle AgedPrevalenceSeverity of Illness IndexAntirheumatic AgentsC-Reactive ProteinMethotrexateBody mass indexLow back painMethotrexateRheumatoid arthritisSpinopelvic malalignmentVertebral fractures

Identifiers

PMID30850879
OpenAlexW2921110947

What OpenQuestion holds

Textmetadata
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.