Evidence map›Paper›PMID 39522073›Full record

ArticleJournal of orthopaedics and traumatology : official journal of the Italian Society of Orthopaedics and Traumatology2024

Subsidence of the Corail stem in total hip arthroplasty: no influence of bony contact.

Filippo Migliorini, Nicola Maffulli, Marco Pilone, Daniel Kämmer, Ulf Krister Hofmann, Andrea Nobili, Erlis Velaj, Andreas Bell

Abstract read
In one paragraph

Article in Journal of orthopaedics and traumatology : official journal of the Italian Society of Orthopaedics and Traumatology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed, 2 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, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Review
  4. 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

8 authors.

Filippo MiglioriniDepartment of Orthopaedic, Trauma, and Reconstructive Surgery, University Hospital Aachen, RWTH Aachen University Hospital, Pauwelsstraße 30, 52074, Aachen, Germany. migliorini.md@gmail.com.ORCID http://orcid.org/0000-0001-7220-1221
Nicola MaffulliDepartment of Trauma and Orthopaedic Surgery, Faculty of Medicine and Psychology, University "La Sapienza" of Rome, Rome, Italy.
Marco PiloneResidency Program in Orthopedics and Traumatology, University of Milan, Milan, Italy.
Daniel KämmerDepartment of Orthopaedic and Trauma Surgery, Eifelklinik St. Brigida, 52152, Simmerath, Germany.
Ulf Krister HofmannDepartment of Orthopaedic, Trauma, and Reconstructive Surgery, University Hospital Aachen, RWTH Aachen University Hospital, Pauwelsstraße 30, 52074, Aachen, Germany.
Andrea NobiliDepartment of Orthopaedic and Trauma Surgery, Eifelklinik St. Brigida, 52152, Simmerath, Germany.
Erlis VelajDepartment of Orthopaedic, Trauma, and Reconstructive Surgery, University Hospital Aachen, RWTH Aachen University Hospital, Pauwelsstraße 30, 52074, Aachen, Germany.
Andreas BellDepartment of Orthopaedic and Trauma Surgery, Eifelklinik St. Brigida, 52152, Simmerath, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionThis study investigated stem subsidence following primary total hip arthroplasty (THA) with a Corail stem in patients who underwent two-staged bilateral THA. The second outcome of interest was to investigate whether a specific single cortical bone contact point might reduce postoperative stem subsidence.

methodsThe present study was conducted following the STROBE guidelines. The records of patients who underwent THA between 2016 and 2023 were accessed. All patients who underwent two-staged bilateral THA were retrieved. The direct contact between the stem and the cortical bone was assessed at various points in the metaphysis and the distal portion of the stem (diaphysis) in both anteroposterior radiographs of the pelvis (medial and lateral bone contact) and a Lauenstein view of the hip (anterior and posterior bone contact). The following parameters were measured and compared to assess stem subsidence: distance from the proximal femur at the stem bone interface and the tip of the lesser trochanter (distance A); distance from the tip of the lesser trochanter and the tip of the femoral stem (distance B).

resultsIn total, 250 patients were included, 45% (149 of 250 patients) were women and 61% (153 of 250 THAs) were implanted primarily on the right side. The mean age of patients at the time of the first THA was 64.3 ± 10.0 years and the mean body mass index (BMI) was 28.0 ± 4.9 kg/m

conclusionsDirect cortical bone contact of the stem at diaphysis and metaphysis seems not to influence stem subsidence following THA using the Corail stem.

Indexed as

Arthroplasty, Replacement, HipHip ProsthesisProsthesis DesignAgedFemaleFemurHumansMaleMiddle AgedPostoperative ComplicationsProsthesis FailureRadiographyRetrospective StudiesArthroplastyContactHipImplant boneStem subsidence

Identifiers

PMID39522073
PMCPMC11551085

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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.