Evidence map›Paper›PMID 32799422›Full record

ArticleJournal of diabetes investigation2021

Point-of-care nerve conduction device predicts the severity of diabetic polyneuropathy: A quantitative, but easy-to-use, prediction model.

Hideki Kamiya, Yuka Shibata, Tatsuhito Himeno, Hiroya Tani, Takayuki Nakayama, Kenta Murotani, Nobuhiro Hirai, Miyuka Kawai, Yuriko Asada-Yamada, Emi Asano-Hayami and 9 more

Open access · goldAbstract readControlled Clinical Trial
In one paragraph

Article in Journal of diabetes investigation, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.3field-weighted citation impact, top 20% 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, 24 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

19 authors at 4 institutions in 1 country.

Hideki KamiyaDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Yuka ShibataDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Tatsuhito HimenoDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.ORCID https://orcid.org/0000-0002-5677-1125
Hiroya TaniDepartment of Clinical Laboratory, Aichi Medical University Hospital, Nagakute, Japan.
Takayuki NakayamaDepartment of Clinical Laboratory, Aichi Medical University Hospital, Nagakute, Japan.
Kenta MurotaniBiostatistics Center, Kurume University Graduate School of Medicine, Kurume, Japan.
Nobuhiro HiraiDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Miyuka KawaiDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Yuriko Asada-YamadaDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Emi Asano-HayamiDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Hiromi Nakai-ShimodaDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Yuichiro YamadaDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Takahiro IshikawaDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Yoshiaki MorishitaDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Masaki KondoDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.ORCID https://orcid.org/0000-0003-0558-3404
Shin TsunekawaDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Yoshiro KatoDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Masayuki BabaDepartment of Neurology, Aomori Prefectural Central Hospital, Aomori, Japan.
Jiro NakamuraDivision of Diabetes, Department of Internal Medicine, Aichi Medical University School of Medicine, Nagakute, Japan.
Aichi Medical University · JPAichi Medical University Hospital · JPAomori Prefectural Central Hospital · JPKurume University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

AIMS/

introductionA gold standard in the diagnosis of diabetic polyneuropathy (DPN) is a nerve conduction study. However, as a nerve conduction study requires expensive equipment and well-trained technicians, it is largely avoided when diagnosing DPN in clinical settings. Here, we validated a novel diagnostic method for DPN using a point-of-care nerve conduction device as an alternative way of diagnosis using a standard electromyography system. MATERIALS AND

methodsWe used a multiple regression analysis to examine associations of nerve conduction parameters obtained from the device, DPNCheck™, with the severity of DPN categorized by the Baba classification among 375 participants with type 2 diabetes. A nerve conduction study using a conventional electromyography system was implemented to differentiate the severity in the Baba classification. The diagnostic properties of the device were evaluated using a receiver operating characteristic curve.

resultsA multiple regression model to predict the severity of DPN was generated using sural nerve conduction data obtained from the device as follows: the severity of DPN = 2.046 + 0.509 × ln(age [years]) - 0.033 × (nerve conduction velocity [m/s]) - 0.622 × ln(amplitude of sensory nerve action potential [µV]), r = 0.649. Using a cut-off value of 1.3065 in the model, moderate-to-severe DPN was effectively diagnosed (area under the receiver operating characteristic curve 0.871, sensitivity 70.1%, specificity 87.7%, positive predictive value 83.0%, negative predictive value 77.3%, positive likelihood ratio 5.67, negative likelihood ratio 0.34).

conclusionsNerve conduction parameters in the sural nerve acquired by the handheld device successfully predict the severity of DPN.

Indexed as

Neural ConductionPoint-of-Care TestingAdultAgedAged, 80 and overDiabetic NeuropathiesElectromyographyFemaleHumansMaleMiddle AgedModels, StatisticalSeverity of Illness IndexDiabetic neuropathiesElectromyographyPoint-of-care testing

Identifiers

PMID32799422
PMCPMC8015817
OpenAlexW3049701715

What OpenQuestion holds

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LicenceCC BY-NC
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.