Evidence map›Paper›PMID 28860686›Full record

ArticleJournal of orthopaedics2017

Polyethylene and highly cross-linked polyethylene for cemented total hip arthroplasty: A comparison of over ten-year clinical and radiographic results.

Tomotoshi Kawata, Koji Goto, Kazutaka So, Yutaka Kuroda, Shuichi Matsuda

Open access · bronzeAbstract read
In one paragraph

Article in Journal of orthopaedics, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
0.5field-weighted citation impact, top 31% 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

5 citing papers in PubMed, 1 synthesis or guideline pooled it, 10 citations in OpenAlex.

  1. Pooled it
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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 2 institutions in 1 country.

Tomotoshi KawataInstitution Department of Orthopedic Surgery, Kyoto University, 54 Kawahara-cho Shogoin, Sakyo-ku, Kyoto, 606-8507, Japan.
Koji GotoInstitution Department of Orthopedic Surgery, Kyoto University, 54 Kawahara-cho Shogoin, Sakyo-ku, Kyoto, 606-8507, Japan.
Kazutaka SoInstitution Department of Orthopedic Surgery, Kyoto University, 54 Kawahara-cho Shogoin, Sakyo-ku, Kyoto, 606-8507, Japan.
Yutaka KurodaInstitution Department of Orthopedic Surgery, Kyoto University, 54 Kawahara-cho Shogoin, Sakyo-ku, Kyoto, 606-8507, Japan.
Shuichi MatsudaInstitution Department of Orthopedic Surgery, Kyoto University, 54 Kawahara-cho Shogoin, Sakyo-ku, Kyoto, 606-8507, Japan.
Kyoto University · JPKyoto University Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionWe investigated the long-term tribological outcomes of conventional polyethylene (CPE) and highly cross-linked polyethylene (HXLPE).

methodsNinety-four consecutive primary cemented THAs were performed using either HXLPE or CPE at our hospital. CPE sockets were used in 26 hips, and HXLPE sockets were implanted in 68 hips.

resultsA 10-year follow-up was completed for 69 cases. Linear wear rates of 0.138 ± 0.074 mm/year for CPE and 0.011 ± 0.020 mm/year for HXLPE were calculated. Osteolysis was identified in 10 cases (CPE group, 7; HXLPE group, 3).

conclusionHXLPE had significantly less wear than CPE, and polyethylene wear was associated with osteolysis.

Indexed as

Highly cross-linked polyethylenePolyethylene wearTotal hip arthroplasty

Identifiers

PMID28860686
PMCPMC5567818
OpenAlexW2743598354

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.