Evidence map›Paper›PMID 26744167›Full record

ArticleInternational orthopaedics2016

Joint line level in revision total knee replacement: assessment and functional results with an average of seven years follow-up.

Arnaud Clavé, Goulven Le Henaff, Thomas Roger, Paul Maisongrosse, Christian Mabit, Frédéric Dubrana

Abstract read
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In one paragraph

Article in International orthopaedics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
2.2field-weighted citation impact, top 14% 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

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 36 citations in OpenAlex.

  1. The negative effect of joint line elevation after total knee arthroplasty on outcome.Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA · 2019
    Pooled it
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  17. Patellar complications following total knee arthroplasty: a review of the current literature.European journal of orthopaedic surgery & traumatology : orthopedie traumatologie · 2019
    Review
  18. Observational
  19. Article
  20. Revision knee surgery techniques.EFORT open reviews · 2016
    Article
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

6 authors at 3 institutions in 1 country.

Arnaud ClavéOrthopedic and Traumatologic Surgery Department, Brest University Hospital, Bd Tanguy Prigent, 29609, Brest, France. arnaud.clave@orange.fr.ORCID 0000-0002-9961-463X
Goulven Le HenaffOrthopedic and Traumatologic Surgery Department, Brest University Hospital, Bd Tanguy Prigent, 29609, Brest, France.
Thomas RogerOrthopedic and Traumatologic Surgery Department, Limoges University Hospital, 2 Bd Martin Luther King, 87042, Limoges, France.
Paul MaisongrosseOrthopedic and Traumatologic Surgery Department, Toulouse Purpan University Hospital, Place du Docteur Baylac, 31059, Toulouse, France.
Christian MabitOrthopedic and Traumatologic Surgery Department, Limoges University Hospital, 2 Bd Martin Luther King, 87042, Limoges, France.
Frédéric DubranaOrthopedic and Traumatologic Surgery Department, Brest University Hospital, Bd Tanguy Prigent, 29609, Brest, France.
Centre Hospitalier Régional Universitaire de Brest · FRUniversité de Limoges · FRHôpital Purpan · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionIt has been shown that the distance between the joint line (JL) and the fibular head is constant in both knees in a given individual. We analysed the influence of the JL level difference between the revised knee and the native knee from the functional outcomes after TKR revision.

methodsThis multicentre study assessed retrospectively a consecutive series of 177 revised total knee replacements. Patients with contralateral knees that had undergone previous major surgery or trauma were excluded. The JL level difference between both knees was measured on Knee's AP standing X-rays and compared to the KSS Knee and Function scores at the final follow-up.

resultsEighty-five cases were analysed at a mean of seven years follow-up. There was a significant increase in KSS Knee and Function scores after surgery. The average elevation of the JL was 2.2 mm (s.d. 2.66 mm) compared with the healthy contralateral knee. When the JL was elevated more than 4 mm this correlated with a decreased KSS Function score and decreased post-operative knee flexion.

conclusionsPoorer functional results are significantly associated with an elevation in the JL compared to the contralateral healthy knee. In those patients with a suitable contralateral knee the JL level to restore can be assessed by the distance between the femoral condyle and the apex of the fibular head of the contralateral knee.

Indexed as

Arthroplasty, Replacement, KneeFemurFibulaFollow-Up StudiesHumansKnee JointPostoperative PeriodRadiographyRetrospective StudiesFunctional outcomesJoint lineKneeRevision knee arthroplasty

Identifiers

PMID26744167
OpenAlexW2226557391

What OpenQuestion holds

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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.