Evidence map›Paper›PMID 34476648›Full record

ArticleJournal of experimental orthopaedics2021

The correlation between posterior tibial slope and dynamic anterior tibial translation and dynamic range of tibial rotation.

M J M Zee, M N J Keizer, L Dijkerman, J J A M van Raaij, J M Hijmans, R L Diercks

Open access · goldAbstract read
In one paragraph

Article in Journal of experimental orthopaedics, 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
1.5field-weighted citation impact, top 18% 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, 13 citations in OpenAlex.

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  8. Posterior tibial slope and meniscal slope correlate with in vivo tibial internal rotation during running and drop jump.Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA · 2023
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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

6 authors at 3 institutions in 1 country.

M J M ZeeDepartment of Orthopaedic Surgery, University Medical Center Groningen, PO Box 30.001, 9700 RM, Groningen, The Netherlands. m.j.m.zee@umcg.nl.
M N J KeizerDepartment of Human Movement Science, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands.
L DijkermanDepartment of Orthopaedic Surgery, University Medical Center Groningen, PO Box 30.001, 9700 RM, Groningen, The Netherlands.
J J A M van RaaijDepartment of Orthopaedic Surgery, Martini Hospital, Groningen, The Netherlands.
J M HijmansDepartment of Rehabilitation Medicine, University Medical Center Groningen, Groningen, The Netherlands.
R L DiercksDepartment of Orthopaedic Surgery, University Medical Center Groningen, PO Box 30.001, 9700 RM, Groningen, The Netherlands.
University Medical Center Groningen · NLMartini Ziekenhuis · NLUniversity of Groningen · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe amount of passive anterior tibial translation (ATT) is known to be correlated to the amount of posterior tibial slope (PTS) in both anterior cruciate ligament-deficient and reconstructed knees. Slope-altering osteotomies are advised when graft failure after anterior cruciate ligament (ACL) reconstruction occurs in the presence of high PTS. This recommendation is based on studies neglecting the influence of muscle activation. On the other hand, if dynamic range of tibial rotation (rTR) is related to the amount of PTS, a "simple" anterior closing-wedge osteotomy might not be sufficient to control for tibial rotation. The purpose of this study was to evaluate the correlation between the amount of PTS and dynamic ATT and tibial rotation during high demanding activities, both before and after ACL reconstruction. We hypothesized that both ATT and rTR are strongly correlated to the amount of PTS.

methodsTen subjects were studied both within three months after ACL injury and one year after ACL reconstruction. Dynamic ATT and dynamic rTR were measured using a motion-capture system during level walking, during a single-leg hop for distance and during a side jump. Both medial and lateral PTS were measured on MRI. A difference between medial and lateral PTS was calculated and referred to as Δ PTS. Spearman's correlation coefficients were calculated for the correlation between medial PTS, lateral PTS and Δ PTS and ATT and between medial PTS, lateral PTS and Δ PTS and rTR.

resultsLittle (if any) to weak correlations were found between medial, lateral and Δ PTS and dynamic ATT both before and after ACL reconstruction. On the other hand, a moderate-to-strong correlation was found between medial PTS, lateral PTS and Δ PTS and dynamic rTR one year after ACL reconstruction.

conclusionDuring high-demand tasks, dynamic ATT is not correlated to PTS. A compensation mechanism may be responsible for the difference between passive and dynamic ATT in terms of the correlation to PTS. A moderate-to-strong correlation between amount of PTS and rTR indicates that such a compensation mechanism may fall short in correcting for rTR. These findings warrant prudence in the use of a pure anterior closing wedge osteotomy in ACL reconstruction.

trial registrationNetherlands Trial Register, Trial 7686 . Registered 16 April 2016-Retrospectively registered. LEVEL OF EVIDENCE: Level 2, prospective cohort study.

Indexed as

ACL reconstructionAnterior Cruciate Ligament (ACL)Anterior tibial translationPosterior tibial slopeTibial rotation

Identifiers

PMID34476648
PMCPMC8413430
OpenAlexW3196643480

What OpenQuestion holds

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LicenceCC BY
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.