Evidence map›Paper›PMID 36374325›Full record

ArticleKnee surgery, sports traumatology, arthroscopy : official journal of the ESSKA2023

Similar survivorship at the 5-year follow-up comparing robotic-assisted and conventional lateral unicompartmental knee arthroplasty.

Guido Maritan, Giorgio Franceschi, Roberto Nardacchione, Emanuele Furlan, Ilaria Mariani, Nicola Ursino, Riccardo D'Ambrosi

Abstract read
In one paragraph

Article in Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

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

  1. Pooled it
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  7. Image-based robotics enhance precision and efficiency in lateral UKA: A comparative study of 135 UKAs.Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA · 2026
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  8. Review
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  12. The use of an imageless robotic system in revision of unicompartmental knee arthroplasty.Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA · 2025
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  18. Fixed-bearing is superior to mobile-bearing in lateral unicompartmental knee replacement: a retrospective matched-pairs analysis.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

7 authors.

Guido MaritanDepartment of Knee Surgery, Policlinico Abano Terme, Abano Terme, Italy.
Giorgio FranceschiDepartment of Knee Surgery, Policlinico Abano Terme, Abano Terme, Italy.
Roberto NardacchioneDepartment of Knee Surgery, Policlinico Abano Terme, Abano Terme, Italy.
Emanuele FurlanDepartment of Knee Surgery, Policlinico Abano Terme, Abano Terme, Italy.
Ilaria MarianiInstitute for Maternal and Child Health IRCCS Burlo Garofolo, Trieste, Italy.
Nicola UrsinoIRCCS Orthopedic Institute Galeazzi, Via Galeazzi 4, 20161, Milan, Italy.
Riccardo D'AmbrosiIRCCS Orthopedic Institute Galeazzi, Via Galeazzi 4, 20161, Milan, Italy. riccardo.dambrosi@hotmail.it.ORCID http://orcid.org/0000-0002-1216-792X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThis retrospective study aims to analyse the survivorship and functional outcomes of two samples with similar preoperative clinical and demographic data of lateral unicompartmental knee arthroplasty (UKA) performed with robotic and conventional surgery at a minimum 5-year follow-up.

methodsIn this retrospective study, the clinical records of two cohorts for 95 lateral UKA implants were analysed. The first cohort consisted of 43 patients with cemented lateral UKA performed with the conventional procedure (Conventional group). The second cohort consisted of 52 patients who received robot-assisted cemented lateral UKA (Robotic group). Clinical evaluation of the two samples entailed evaluating the Knee Injury and Osteoarthritis Outcome Score divided into subscales (symptoms and stiffness, pain, function in daily living, function in sport and recreation and quality of life) for each patient. Revision was defined as the failure of the implant (periprosthetic joint infection, periprosthetic fracture or aseptic loosening), and survival was based on implant revision.

resultsThe mean follow-up time was 90.3 ± 9.1 months for the Conventional Group and 95.4 ± 11.0 months for the Robotic Group (n.s.). Each patient was clinically evaluated on the day before surgery (T

conclusionsThis study shows excellent clinical outcomes and revision rates in robotic arm-assisted and manual techniques for lateral UKA, with no clinical differences at medium- to long-term follow-up. LEVEL OF EVIDENCE: Level III-comparative study.

Indexed as

Arthroplasty, Replacement, KneeKnee ProsthesisOsteoarthritis, KneePeriprosthetic FracturesRobotic Surgical ProceduresFollow-Up StudiesHumansKnee JointPainQuality of LifeRetrospective StudiesSurvivorshipTreatment OutcomeKnee osteoarthritisKnee replacementOsteoarthritisRoboticsUnicompartmental knee arthroplastyValgus

Identifiers

PMID36374325
PMCPMC9958141

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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.