Evidence map›Paper›PMID 30919045›Full record

SynthesisInternational orthopaedics2019

Contemporary cemented versus uncemented hemiarthroplasty for the treatment of displaced intracapsular hip fractures: a meta-analysis of forty-two thousand forty-six hips.

Mohamed A Imam, Mohamed S A Shehata, Ahmed Elsehili, Mahmoud Morsi, Alexander Martin, Muhammad Shawqi, Florian Grubhofer, Nish Chirodian, Ali Narvani, Lukas Ernstbrunner

Erratum issuedAbstract readComparative StudyMeta-AnalysisSystematic Review
PubMed Publisher
In one paragraph

Synthesis in International orthopaedics, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 15 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

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

  1. Pooled it
  2. Arthroplasties for hip fracture in adults.The Cochrane database of systematic reviews · 2022
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors.

Mohamed A ImamNorfolk and Norwich University Hospitals, Norwich, England.
Mohamed S A ShehataFaculty of Medicine, Zagazig University, Zagazig, Egypt.
Ahmed ElsehiliFaculty of Medicine, Zagazig University, Zagazig, Egypt.
Mahmoud MorsiFaculty of Medicine Menoufia University, Menoufia, Egypt.
Alexander MartinOxford University Hospitals NHS Foundation Trust, Oxford, UK. alexandermartin@nhs.net.
Muhammad ShawqiFaculty of Medicine, Assuit University, Asyut, Egypt.
Florian GrubhoferBalgrist University Hospital, University of Zurich, Zurich, Switzerland.
Nish ChirodianNorfolk and Norwich University Hospitals, Norwich, England.
Ali NarvaniAshford and St Peter's NHS Trust, Ashford, Kent, UK.
Lukas ErnstbrunnerBalgrist University Hospital, University of Zurich, Zurich, Switzerland.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionControversy exists regarding the use of cement for hemiarthroplasty to treat displaced intracapsular hip fractures. The aim of this systematic review and meta-analysis was to compare the clinical outcomes between contemporary cemented and contemporary uncemented hemiarthroplasty for the treatment of displaced femoral neck fractures.

methodsLiterature searches of PubMed, Scopus, Web of Science, and Cochrane Central, up to May 2017, were performed. We included randomized controlled trials (RCTs) and observational studies comparing contemporary cemented with contemporary uncemented hemiarthroplasty. Data were pooled as mean difference (MD) or risk ratio (RR) with 95% confidence interval (CI) in a meta-analysis model. Studies with the Thompson and Austin Moore prostheses were excluded.

resultsA total of 29 studies (9 RCTs and 20 observational studies), with a total of 42,046 hips, were included. Meta-analysis showed that the cemented group was associated with fewer periprosthetic fractures (RR = 0.44, 95% CI [0.21, 0.91]), longer operative time (MD = 11.25 min, 95% CI [9.85, 12.66]), more intraoperative blood loss (MD = 68.72 ml, 95% CI [50.76, 86.69]), and higher heterotopic ossification (RR = 1.79, 95% CI [1.11, 2.88]) compared with the uncemented group. Meta-analysis showed no significant difference in terms of post-operative hip function, hip pain, reoperation rate, prosthetic dislocations, aseptic loosening, wound infection, and hospital stay.

conclusionsThis meta-analysis shows that contemporary cemented prostheses have less intra-operative and post-operative fractures, but longer operative time, more intra-operative blood loss, and heterotopic ossifications. Otherwise, there were no significant differences between both groups.

Indexed as

Bone CementsCementationFemoral Neck FracturesHemiarthroplastyHumansIntra-Articular FracturesBone CementsCemented hemiarthroplastyIntracapsular hip fracturesUncemented hemiarthroplasty

Identifiers

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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.