Evidence map›Paper›PMID 34593961›Full record

ArticleScientific reports2021

Diagnostic accuracy of multiplex polymerase chain reaction on tissue biopsies in periprosthetic joint infections.

Igor Lazic, Susanne Feihl, Peter M Prodinger, Ingo J Banke, Andrej Trampuz, Rüdiger von Eisenhart-Rothe, Christian Suren

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
2.5field-weighted citation impact, top 10% 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

9 citing papers in PubMed, 15 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 4 institutions in 1 country.

Igor LazicDepartment of Orthopaedic Surgery, School of Medicine, Klinikum rechts der Isar, Klinik für Orthopädie und Sportorthopädie, Technische Universität München, Ismaninger Str. 22, 81675, Munich, Germany. igor.lazic@mri.tum.de.
Susanne FeihlDepartment of Orthopaedic Surgery, School of Medicine, Klinikum rechts der Isar, Klinik für Orthopädie und Sportorthopädie, Technische Universität München, Ismaninger Str. 22, 81675, Munich, Germany.
Peter M ProdingerDepartment of Orthopaedic Surgery, Krankenhaus Agatharied, Hausham, Germany.
Ingo J BankeDepartment of Orthopaedic Surgery, School of Medicine, Klinikum rechts der Isar, Klinik für Orthopädie und Sportorthopädie, Technische Universität München, Ismaninger Str. 22, 81675, Munich, Germany.
Andrej TrampuzCentrum für Muskuloskeletale Chirurgie, Charité-Universitätsmedizin Berlin, Berlin, Germany.
Rüdiger von Eisenhart-RotheDepartment of Orthopaedic Surgery, School of Medicine, Klinikum rechts der Isar, Klinik für Orthopädie und Sportorthopädie, Technische Universität München, Ismaninger Str. 22, 81675, Munich, Germany.
Christian SurenDepartment of Orthopaedic Surgery, School of Medicine, Klinikum rechts der Isar, Klinik für Orthopädie und Sportorthopädie, Technische Universität München, Ismaninger Str. 22, 81675, Munich, Germany.
Klinikum rechts der Isar · DETechnical University of Munich · DECharité - Universitätsmedizin Berlin · DEKrankenhaus Agatharied · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The diagnosis and treatment of periprosthetic joint infection (PJI) currently relies on cultures, which are time-consuming and often fail. Multiplex PCR assays promise reliable and prompt results, but have been heterogeneously evaluated. In this study, we analyse multiplex PCR in pathogen identification using only tissue biopsies. 42 patients after revision arthroplasty of the hip or knee were evaluated using multiplex PCR to identify microorganisms. The patients were classified according to the diagnostic criteria published by Zimmerli et al. and the results were compared to the respective microbiological cultures. PJI was detected in 15 patients and 27 revisions were aseptic. The multiplex PCR of tissue biopsies had a sensitivity of 0.3 (95% CI 0.12-0.62), a specificity of 1.0 (0.87-1.0), a positive predictive value of 1.0 (0.48-1.0) and a negative predictive value of 0.73 (0.56-0.86). The diagnostic accuracy of multiplex PCR on tissue biopsy samples is low in comparison to routine microbiological cultures. The evaluation of tissue biopsies using multiplex PCR was prone to false negative results. However, multiplex PCR assays have the advantage of rapid pathogen identification. We therefore recommend further investigation of multiplex PCR in the setting of suspected PJI with a careful choice of specimens.

Indexed as

AgedAged, 80 and overArthritis, InfectiousBiopsyDisease ManagementDisease SusceptibilityFemaleHumansMaleMiddle AgedMultiplex Polymerase Chain ReactionProsthesis-Related InfectionsReproducibility of ResultsSensitivity and Specificity

Identifiers

PMID34593961
PMCPMC8484603
OpenAlexW3203116443

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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.