Evidence map›Paper›PMID 25030963›Full record

ArticleInternational orthopaedics2014

Outcome of Birmingham hip resurfacing at ten years: role of routine whole blood metal ion measurements in screening for pseudotumours.

Aleksi Reito, Timo Puolakka, Petra Elo, Jorma Pajamäki, Antti Eskelinen

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In one paragraph

Article in International orthopaedics, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 1 pooled it
5.3field-weighted citation impact, top 4% of its field
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

19 citing papers in PubMed, 1 synthesis or guideline pooled it, 30 citations in OpenAlex.

  1. Pooled it
  2. Trial
  3. Review
  4. Article
  5. Midterm results of the Birmingham hip resurfacing: a single-surgeon series.Archives of orthopaedic and trauma surgery · 2023
    Article
  6. Article
  7. Article
  8. Long-term results of Birmingham hip resurfacing arthroplasty in Asian patients.Journal of artificial organs : the official journal of the Japanese Society for Artificial Organs · 2018
    Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. [Detection and influence factor of serum metal ions concentration level after resurfacing arthroplasty of the hip].Zhongguo xiu fu chong jian wai ke za zhi = Zhongguo xiufu chongjian waike zazhi = Chinese journal of reparative and reconstructive surgery · 2017
    Article
  14. Article
  15. Article
  16. The future role of metal-on-metal hip resurfacing.International orthopaedics · 2015
    Review
  17. Article
  18. Article
  19. 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

5 authors at 1 institution in 1 country.

Aleksi ReitoCoxa Hospital for Joint Replacement, P.O. Box 652, 33101, Tampere, Finland, aleksi.reito@uta.fi.
Timo Puolakka
Petra Elo
Jorma Pajamäki
Antti Eskelinen
Coxa Hospital · FI

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeEmerging concern has arisen because of recent papers reporting a high prevalence of pseudotumours (PTs), even in patients with surface arthroplasties with a good clinical track record. The aim of our study was to establish the ten year survivorship of Birmingham hip resurfacing (BHR), to investigate whole blood (WB) metal ion levels and prevalence of adverse reactions to metal debris (ARMeD) and to determine the association of blood metal ion levels and symptoms with ARMeD in patients operated on with BHR at our institution.

methodsBetween May 2001 and May 2004, 261 consecutive BHRs were implanted in 219 patients. All living, nonrevised patients underwent a systematic screening programme consisting of clinical examination, WB cobalt and chromium measurements and targeted cross-sectional imaging.

resultsThe ten year survival for the entire cohort was 91% (89-93%), with any revision as the endpoint. Prevalence of ARMeD was 6.9% in male and 8.8% in female patients. Symptomatic patients with elevated metal ion levels evinced highest prevalence (63%) of PTs compared with asymptomatic patients with elevated metal ion levels (42%) and symptomatic patients with nonelevated metal ions (11%).

conclusionsContradicting the current international guidelines, our results suggest that it seems beneficial to combine routine metal ion measurement with clinical assessment, even in patients with well-functioning BHRs. Further follow-up will reveal whether new PTs will develop in these patients and BHR survivorship in the longer term.

Indexed as

AgedArthroplasty, Replacement, HipCobaltFemaleGranuloma, Plasma CellHip ProsthesisHumansIonsMaleMetal-on-Metal Joint ProsthesesMetalsMiddle AgedPrevalenceProsthesis DesignCobaltIonsMetals

Identifiers

PMID25030963
OpenAlexW2007655851

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.