Evidence map›Paper›PMID 40099502›Full record

ReviewKnee surgery, sports traumatology, arthroscopy : official journal of the ESSKA2026

Age is not a primary risk factor for anterior cruciate ligament injury-A comprehensive review of anterior cruciate ligament injury and reinjury risk factors confounded by young patient age.

Bálint Zsidai, Ramana Piussi, Philipp W Winkler, Armin Runer, Pedro Diniz, Riccardo Cristiani, Eric Hamrin Senorski, Volker Musahl, Michael T Hirschmann, Romain Seil and 1 more

Abstract readReview
In one paragraph

Review in Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–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

6 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Article
  5. Review
  6. 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

11 authors.

Bálint ZsidaiSahlgrenska Sports Medicine Center, Gothenburg, Sweden.ORCID http://orcid.org/0000-0002-5697-6577
Ramana PiussiSahlgrenska Sports Medicine Center, Gothenburg, Sweden.
Philipp W WinklerSahlgrenska Sports Medicine Center, Gothenburg, Sweden.
Armin RunerDepartment of Sports Orthopaedics, Klinikum rechts der Isar, Technical University of Munich, Munich, Germany.
Pedro DinizDepartment of Orthopaedic Surgery, Centre Hospitalier de Luxembourg - Clinique d'Eich, Luxembourg, Luxembourg.
Riccardo CristianiDepartment of Molecular Medicine and Surgery, Section of Sports Medicine, Karolinska Institutet, Stockholm, Sweden.
Eric Hamrin SenorskiSahlgrenska Sports Medicine Center, Gothenburg, Sweden.
Volker MusahlDepartment of Orthopaedics, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
Michael T HirschmannDepartment of Orthopedic Surgery and Traumatology, Head Knee Surgery and DKF Head of Research, Kantonsspital Baselland, Bruderholz, Switzerland.
Romain SeilDepartment of Orthopaedic Surgery, Centre Hospitalier de Luxembourg - Clinique d'Eich, Luxembourg, Luxembourg.
Kristian SamuelssonSahlgrenska Sports Medicine Center, Gothenburg, Sweden.

Funding

None
6 · The paper itself

Abstract

Revision surgery after anterior cruciate ligament reconstruction (ACL-R) is hypothesized to be the result of an interplay between factors associated with the anatomy, physiological characteristics and environment of the patient. The multifactorial nature of revision ACL-R risk is difficult to quantify, and evidence regarding the independent roles of potentially important variables is inconsistent throughout the literature. Young patient age is often cited as one of the most prominent risk factors for reinjury after ACL-R. However, the association between a non-modifiable variable such as patient age and revision ACL-R risk is likely to be a spurious correlation due to the confounding effect of more important variables. From the perspective of healthcare professionals aiming to mitigate revision ACL-R risk through targeted interventions, awareness of factors like generalized joint hypermobility, bone morphology, muscle strength imbalances, and genetic factors is critical for the individualized risk assessment of patients with ACL injury. The aim of this current concepts article is to raise awareness of the essential anatomical, physiological, and activity-related risk factors associated with ACL injury and reinjury risk that are likely captured and confounded by patient age. LEVEL OF EVIDENCE: Level V.

Indexed as

Anterior Cruciate Ligament InjuriesAnterior Cruciate Ligament ReconstructionReinjuriesAge FactorsHumansJoint InstabilityReoperationRisk AssessmentRisk FactorsACL‐R failureanatomicalbone morphologyphysiologicalrevision surgerywashout

Identifiers

PMID40099502
PMCPMC12747656

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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.