Evidence map›Paper›PMID 40074962›Full record

Observational studyEuropean journal of trauma and emergency surgery : official publication of the European Trauma Society2025

Safety and complications of antimicrobial coated compared to conventional intramedullary femoral nails in proximal femoral fractures.

Jacob Wiechert, Georg Osterhoff, Christian Kleber, Andreas Höch, Dmitry Notov

Abstract readObservational StudyComparative Study
In one paragraph

Observational study in European journal of trauma and emergency surgery : official publication of the European Trauma Society, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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

5 authors.

Jacob WiechertKlinik und Poliklinik für Orthopädie, Unfallchirurgie und Plastische Chirurgie, Universitätsklinikum Leipzig, Liebigstr. 20, Leipzig, 04103, Germany. jacob.wiechert@medizin.uni-leipzig.de.
Georg OsterhoffKlinik und Poliklinik für Orthopädie, Unfallchirurgie und Plastische Chirurgie, Universitätsklinikum Leipzig, Liebigstr. 20, Leipzig, 04103, Germany.
Christian KleberKlinik und Poliklinik für Orthopädie, Unfallchirurgie und Plastische Chirurgie, Universitätsklinikum Leipzig, Liebigstr. 20, Leipzig, 04103, Germany.
Andreas HöchKlinik und Poliklinik für Orthopädie, Unfallchirurgie und Plastische Chirurgie, Universitätsklinikum Leipzig, Liebigstr. 20, Leipzig, 04103, Germany.
Dmitry NotovKlinik und Poliklinik für Orthopädie, Unfallchirurgie und Plastische Chirurgie, Universitätsklinikum Leipzig, Liebigstr. 20, Leipzig, 04103, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe aim of this study was to compare one-year mortality and the incidence of complications, particularly fracture-related infections, between patients with proximal femur fractures treated with novel noble metal-coated implants and those treated with uncoated implants, to detect possible effects of the coating on these endpoints.

methodsDesign: Retrospective cohort observational study.

settingLevel 1 trauma centre. Patient Selection Criteria: All patients ≥ 18 years old with proximal femur fracture, who were treated with an intramedullary femur nail between 01.09.2020 and 01.10.2022 were included. The coated group (COATED) included patients who were treated with a coated implant. The control group (CONTROL) was treated with uncoated implants. Pathological fractures were excluded.

results188 patients who matched the criteria were included (COATED: 93, CONTROL: 95). There was no significant difference in the one-year mortality or complication rate between the two groups. The fracture-related infection rate did not differ (p = 0.31) between both groups. Complications were observed in 59% of all cases and the overall one-year mortality rate was 42%. There was a significant correlation between complication occurrence and hospital stay (p < 0.01).

conclusionThe coated intramedullary nail was similar to the uncoated nail in terms of perioperative complications and 1-year mortality rate. This suggests that the novel coated implant is safe for common clinical use. Further prospective multicentre studies with larger sample sizes are needed to detect a potential impact of coated implants on the incidence of fracture-related infections.

Indexed as

Anti-Infective AgentsBone NailsCoated Materials, BiocompatibleFemoral FracturesFracture Fixation, IntramedullaryPostoperative ComplicationsSurgical Wound InfectionAdultAgedAged, 80 and overFemaleHumansLength of StayMaleMiddle AgedProximal Femoral FracturesAnti-Infective AgentsCoated Materials, BiocompatibleCoatingFemur fractureFracture-related infectionIntramedullary nail

Identifiers

PMID40074962
PMCPMC11903581

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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.