Evidence map›Paper›PMID 29196791›Full record

ArticleInternational orthopaedics2018

Comparison of dual mobility cup and other surgical construts used for three hundred and sixty two first time hip revisions due to recurrent dislocations: five year results from Lithuanian arthroplasty register.

Justinas Stucinskas, Tomas Kalvaitis, Alfredas Smailys, Otto Robertsson, Sarunas Tarasevicius

Abstract readComparative Study
PubMed Publisher
In one paragraph

Article in International orthopaedics, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 3 pooled it
–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

17 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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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

5 authors.

Justinas StucinskasDepartment of Orthopaedics, Medical Academy, Lithuanian University of Health Sciences, Eiveniu 2, LT-50161, Kaunas, Lithuania. justinas.stucinskas@lsmuni.lt.ORCID 0000-0002-3021-6027
Tomas KalvaitisDepartment of Orthopaedics, Medical Academy, Lithuanian University of Health Sciences, Eiveniu 2, LT-50161, Kaunas, Lithuania.
Alfredas SmailysDepartment of Orthopaedics, Medical Academy, Lithuanian University of Health Sciences, Eiveniu 2, LT-50161, Kaunas, Lithuania.
Otto RobertssonDepartment of Clinical Sciences and Department of Orthopaedics, Lund University and Lund University Hospital, Lund, Sweden.
Sarunas TaraseviciusDepartment of Orthopaedics, Medical Academy, Lithuanian University of Health Sciences, Eiveniu 2, LT-50161, Kaunas, Lithuania.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeRecently, there has been increasing interest in the use of dual mobility systems in the treatment of hip instability. The aim of this study was to investigate the re-revision rate of dual mobility cup compared to different surgical concepts when used for first-time hip revisions due to recurrent dislocations.

methodsThe data were derived from the Lithuanian Arthroplasty Register. For survival analysis, we used both re-revision for all reasons and for dislocations as an end-point. Cox proportional hazards models were used to analyze the influence of various covariates (age, gender, and implant concept).

resultsA total of 1388 revisions were recorded from 2011 to 2015, of which 362 were performed due to recurrent dislocation. Of the revisions, 247 were performed using dual mobility cups, while 115 were performed using a variety of other surgical constructs including constrained acetabular cups, conventional cups, femoral head exchanges, stem exchanges or anti-luxation rings. There were 27 re-revisions of which 15 were for additional dislocations. There were only 2% re-revisions due to dislocation with dual mobility vs 9% when using other surgical constructs. Cox regression adjusting for age and gender showed that in the short-term, dual mobility cup had a lower risk of revision due to dislocation as well as for all reasons compared to the other surgical constructs.

conclusionIn revision of total hip arthroplasties for dislocation, significantly lower short-term re-revision rate was observed for patients revised with dual mobility cup.

Indexed as

AdultAgedArthroplasty, Replacement, HipFemaleHip JointHip ProsthesisHumansJoint DislocationsLithuaniaMaleMiddle AgedProportional Hazards ModelsProsthesis FailureRegistriesReoperationSurvival AnalysisArthroplastyDislocationDual mobilityRegisterRevision

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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.