Evidence map›Paper›PMID 29902245›Full record

ArticlePloS one2018

Neuropathic-like symptoms and the association with joint-specific function and quality of life in patients with hip and knee osteoarthritis.

Tim Blikman, Wietske Rienstra, Jos J A M van Raay, Baukje Dijkstra, Sjoerd K Bulstra, Martin Stevens, Inge van den Akker-Scheek

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed, 1 pooled it
3.1field-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

35 citing papers in PubMed, 1 synthesis or guideline pooled it, 52 citations in OpenAlex.

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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 3 institutions in 1 country.

Tim BlikmanUniversity of Groningen, University Medical Center Groningen, Department of Orthopedics, Groningen, The Netherlands.ORCID 0000-0002-6318-6450
Wietske RienstraUniversity of Groningen, University Medical Center Groningen, Department of Orthopedics, Groningen, The Netherlands.
Jos J A M van RaayMartini Hospital Groningen, Department of Orthopedics, Groningen, The Netherlands.
Baukje DijkstraMedical Center Leeuwarden, Department of Orthopedics, Groningen, The Netherlands.
Sjoerd K BulstraUniversity of Groningen, University Medical Center Groningen, Department of Orthopedics, Groningen, The Netherlands.
Martin StevensUniversity of Groningen, University Medical Center Groningen, Department of Orthopedics, Groningen, The Netherlands.
Inge van den Akker-ScheekUniversity of Groningen, University Medical Center Groningen, Department of Orthopedics, Groningen, The Netherlands.
University Medical Center Groningen · NLMartini Ziekenhuis · NLMedisch Centrum Leeuwarden · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveThere is an association between osteoarthritis-related pain severity and function, yet clear evidence about the sole influence of neuropathic-like symptoms on joint function and health-related quality of life (HRQoL) is lacking. Previous studies among knee OA patients show an association between neuropathic-like symptoms, lower functional status and lower quality of life, however analyses were unadjusted or had limited adjustment for influential covariates like pain intensity. The aim of this study was therefore to determine the influence of neuropathic-like symptoms-adjusted for multiple influential covariates-on joint-specific function and HRQoL in hip and knee OA patients.

methodsIn this observational study 255 patients (117 with hip OA and 138 with knee OA) completed the modified painDETECT questionnaire (mPDQ) to identify subjects with neuropathic-like symptoms (mPDQ score>12, possible neuropathic pain [NP] phenotype). The WOMAC and the RAND-36 were used to asses respectively function and HRQoL. Results were adjusted stepwise for age, sex and BMI (Model 1); back disorder, painful body regions, comorbidities and previous surgery (Model 2); and pain intensity and analgesic usage (Model 3).

resultsA possible NP phenotype was experienced by 37% of hip and 46% of knee OA patients. Final model 3 analysis revealed that hip OA patients with neuropathic-like symptoms scored significantly lower on pain-related aspects of HRQoL (ΔRAND-36 bodily pain: 6.8 points, p = 0.047) compared to patients with the unlikely NP phenotype. In knee OA patients, a possible NP phenotype was associated with diminished joint function (ΔWOMAC domains ranging 7.1 to 10.5 points, p<0.05) and more deficits on the physical functional aspect of HRQoL (ΔRAND-36 physical functioning: 6.8 points, p = 0.016).

conclusionNeuropathic-like symptoms deteriorate the subjective rating of pain-related quality of life in hip OA patients and significantly influence function in knee OA patients.

Indexed as

Quality of LifeAgedFemaleHip JointHumansKnee JointMaleMiddle AgedNeuralgiaOrgan SpecificityOsteoarthritis, HipOsteoarthritis, Knee

Identifiers

PMID29902245
PMCPMC6002060
OpenAlexW2807951080

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.