Evidence map›Paper›PMID 38806687›Full record

ArticleEuropean journal of trauma and emergency surgery : official publication of the European Trauma Society2024

Retrograde intramedullary nail fixation with oblique fixed angle screws versus locking plates in periprosthetic supracondylar fractures after total knee arthroplasty.

Franziska Rudolph, Alexander G Brand, Georg Osterhoff, Christian Kleber, Andreas Roth, Johannes K M Fakler

Abstract readComparative Study
In one paragraph

Article in European journal of trauma and emergency surgery : official publication of the European Trauma Society, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

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

  1. Pooled it
  2. Article
  3. Fixation strategies for periprosthetic femur fractures around knee replacements: a comprehensive single-center analysis of 102 consecutive cases.European journal of trauma and emergency surgery : official publication of the European Trauma Society · 2026
    Article
  4. Review
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.

Franziska RudolphDepartment of Orthopedic, Trauma and Plastic Surgery, University Hospital of Leipzig, Liebigstr. 20, 04103, Leipzig, Germany. Franziska.rudolph@medizin.uni-leipzig.de.
Alexander G BrandDepartment of Orthopedic, Trauma and Plastic Surgery, University Hospital of Leipzig, Liebigstr. 20, 04103, Leipzig, Germany.
Georg OsterhoffDepartment of Orthopedic, Trauma and Plastic Surgery, University Hospital of Leipzig, Liebigstr. 20, 04103, Leipzig, Germany.
Christian KleberDepartment of Orthopedic, Trauma and Plastic Surgery, University Hospital of Leipzig, Liebigstr. 20, 04103, Leipzig, Germany.
Andreas RothDepartment of Orthopedic, Trauma and Plastic Surgery, University Hospital of Leipzig, Liebigstr. 20, 04103, Leipzig, Germany.
Johannes K M FaklerDepartment of Orthopedic, Trauma and Plastic Surgery, University Hospital of Leipzig, Liebigstr. 20, 04103, Leipzig, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeCommon surgical procedures in the treatment of periprosthetic distal femur fractures (PPFF) include osteosynthesis with fixed angle locking plates (LP) and retrograde intramedullary nails (RIN). This study aimed to compare LPs to RINs with oblique fixed angle screws in terms of complications, radiographic results and functional outcome.

methods63 PPFF in 59 patients who underwent treatment in between 2009 and 2020 were included and retrospectively reviewed. The anatomic lateral and posterior distal femoral angle (aLDFA and aPDFA) were measured on post-surgery radiographs. The Fracture Mobility Score (FMS) pre- and post-surgery, information about perceived instability in the operated leg and the level of pain were obtained via a questionnaire and previous follow-up (FU) examinations in 30 patients (32 fractures).

resultsThe collective (median age: 78 years) included 22 fractures treated with a RIN and 41 fractures fixed with a LP. There was no difference in the occurrence of complications (median FU: 21.5 months) however the rate of implant failures requiring an implant replacement was higher in fractures treated with a LP (p = 0.043). The aPDFA was greater in fractures treated with a RIN (p = 0.04). The functional outcome was comparable between both groups (median FU: 24.5 months) with a lower outcome in the post-surgery FMS (p =  < 0.001).

conclusionFractures treated with RIN resulted in an increased recurvation of the femur however the rate of complications and the functional outcome were comparable between the groups. The need for implant replacements following complications was higher in the LP group.

Indexed as

Arthroplasty, Replacement, KneeBone PlatesBone ScrewsFemoral FracturesFracture Fixation, IntramedullaryPeriprosthetic FracturesAgedAged, 80 and overBone NailsFemaleHumansMaleMiddle AgedPostoperative ComplicationsRetrospective StudiesComplicationFunctional outcomeLocking platePeriprosthetic supracondylar fractureRetrograde intramedullary nailTotal knee arthroplasty

Identifiers

PMID38806687
PMCPMC11458706

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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.