Evidence map›Paper›PMID 33170316›Full record

ArticleKnee surgery, sports traumatology, arthroscopy : official journal of the ESSKA2021

Increased lateral femoral condyle ratio is associated with greater risk of ALC injury in non-contact anterior cruciate ligament injury.

Ke Li, Xiaoqing Zheng, Jia Li, Rebecca A Seeley, Vincent Marot, Jérôme Murgier, Xi Liang, Wei Huang, Etienne Cavaignac

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Article in Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 1 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

21 citing papers in PubMed, 1 synthesis or guideline pooled it.

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  14. Simple foot an ankle value: a simple evaluation correlated to the existing PROMs.European journal of orthopaedic surgery & traumatology : orthopedie traumatologie · 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

9 authors.

Ke Li *Department of Orthopaedic Surgery, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China. chrisli8929@live.cn.
Xiaoqing Zheng *Division of Rheumatology, Department of Pediatrics, Children's Hospital of Pittsburgh, University of Pittsburgh, Pittsburgh, PA, USA.
Jia LiDepartment of Radiology, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Rebecca A SeeleyDepartment of Orthopaedic Surgery, Translational Research Program in Pediatric Orthopaedics, Children's Hospital of Philadelphia, Philadelphia, PA, USA.
Vincent MarotDepartment of Orthopedic Surgery and Trauma, Hôpital Pierre-Paul Riquet, Toulouse, France.
Jérôme MurgierAguilera Private Clinic, Ramsey Santé, 64200, Biarritz, France.
Xi LiangDepartment of Orthopaedic Surgery, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Wei HuangDepartment of Orthopaedic Surgery, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Etienne CavaignacDepartment of Orthopedic Surgery and Trauma, Hôpital Pierre-Paul Riquet, Toulouse, France.

Funding

Young Scientists Fund 81902293
6 · The paper itself

Abstract

purposeTo examine whether increased lateral femoral condyle ratio (LFCR) correlates with increased risk of Anterior cruciate ligament (ACL) injury (1) and to evaluate the relationship between the LFCR and anterolateral complex (ALC) injury in non-contact ACL torn knees (2).

methodsSix hundred and seventy-two patients who underwent ACL reconstruction surgery between 2013 and 2019 were retrospectively reviewed, and 120 patients were finally included in the study. Forty patients (ACL + ALC injury) were included in the study group, while forty patients with isolated ACL injury (isolated ACL injury group) and 40 patients who suffered from meniscal tear without ACL or ALC injury were matched in a 1:1 fashion by age, sex, and BMI to the study group (ACL + ALC injury). The LFCR was measured on standard lateral radiographs in a blinded fashion. The differences between the three groups were analyzed by ANOVA. A ROC (Receiver Operating Characteristic) curve was produced to determine risk of ACL injury and risk of concomitant ALC injury in non-contact ACL injury.

resultsThe mean LFCR was 71.9% ± 3.1% in the ACL + ALC injury group, 68.4% ± 3.2% in the isolated ACL injury group, and 66.8% ± 2.6% in the control group (patients who suffered from meniscal tear without ACL or ALC injury). Significantly greater LFCR was found in the ACL + ALC injury group than that in the isolated ACL injury group (p < 0.017). Greater LFCR was additionally confirmed in the ACL injury group as compared to the control group (p < 0.05). ROC curve analysis demonstrated that LFCR > 68.3% was predictive for an increased risk of ACL injury in the entire cohort. LFCR > 69.4% was predictive for an increased risk of ALC injury in non-contact ACL ruptured patients.

conclusionIncreased LFCR was found to be associated with greater risk of ALC injury in non-contact ACL ruptured patients. Additionally, increased LFCR was further confirmed to be correlated with increased risk of ACL injury in an Asian population. The data from this study may help recognize patients undergoing ACL reconstruction that could benefit from additional extra-articular tenodesis. LEVEL OF EVIDENCE: III.

Indexed as

Anterior Cruciate Ligament InjuriesAnterior Cruciate Ligament ReconstructionFemurHumansKnee JointRetrospective StudiesACL injuryAnterolateral complexLateral femoral condyle ratioRotatory instability

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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.