Evidence map›Paper›PMID 39285412›Full record

ArticleBMC musculoskeletal disorders2024

Continuous periprosthetic bone loss around the TOP

Demostenis Kiritopoulos, Andreas Nyström, Nils P Hailer, Hans Mallmin, Stergios Lazarinis

Abstract read
In one paragraph

Article in BMC musculoskeletal disorders, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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.

Demostenis KiritopoulosDepartment of Surgical Sciences, Section of Orthopedics, Uppsala University, Uppsala, Sweden. demostenis.kiritopoulos@uu.se.
Andreas NyströmDepartment of Surgical Sciences, Section of Orthopedics, Uppsala University, Uppsala, Sweden.
Nils P HailerDepartment of Surgical Sciences, Section of Orthopedics, Uppsala University, Uppsala, Sweden.
Hans MallminDepartment of Surgical Sciences, Section of Orthopedics, Uppsala University, Uppsala, Sweden.
Stergios LazarinisDepartment of Surgical Sciences, Section of Orthopedics, Uppsala University, Uppsala, Sweden.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe trabeculae-oriented pattern (TOP

methodsWe followed the previous cohort and estimated implant survival by Kaplan-Meier analysis, evaluated pBMD with dual-energy X-ray absorptiometry (DXA) and clinical outcome using the Harris Hip Score (HHS).

resultsMean follow-up was 8.6 (range 7.8-9.1) years. The eight-year implant survival rate for cup revision for all reasons was 83% (95% confidence interval {CI}: 70-97) and 86% (CI: 74-99) when cup revision due to aseptic loosening was the endpoint. Mean HHS at eight years was 95 (range 77-100). A further 12% (CI: 5-17) loss in pBMD was detected in the proximal Digas zone 1 and 12% (CI: 7-17) loss in Digas zone 2 also between two and eight years after surgery. pBMD continued to decrease up to 30% (CI: 24-36) in Digas zones 1, 2 and 3 compared to pBMD immediately postoperatively.

conclusionsThe TOP cup shows inferior mid-term survival rates compared to other uncemented cups, as well as a continuous decrease in pBMD. Periprosthetic bone loss cannot be prevented by this uncemented cup. CLINICAL TRIAL NUMBER: Not applicable.

Indexed as

Arthroplasty, Replacement, HipBone DensityHip ProsthesisProsthesis FailureAbsorptiometry, PhotonAcetabulumAgedAged, 80 and overBone ResorptionCohort StudiesFemaleFollow-Up StudiesHumansMaleMiddle AgedProspective StudiesCupDXAProspective studyTOP cupUncemented THA

Identifiers

PMID39285412
PMCPMC11403771

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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.