Evidence map›Paper›PMID 37254215›Full record

ArticleKnee surgery & related research2023

Impact of time to revision total knee arthroplasty on outcomes following aseptic failure.

Mackenzie A Roof, Shankar Narayanan, Nathan Lorentz, Vinay K Aggarwal, Morteza Meftah, Ran Schwarzkopf

Abstract read
In one paragraph

Article in Knee surgery & related research, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

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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

3 citing papers in PubMed.

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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

6 authors.

Mackenzie A RoofDepartment of Orthopedic Surgery, NYU Langone Health, 301 East 17th Street, 15th Fl Suite 1518, New York, NY, 10003, USA.ORCID http://orcid.org/0000-0003-3586-4143
Shankar NarayananDepartment of Orthopedic Surgery, NYU Langone Health, 301 East 17th Street, 15th Fl Suite 1518, New York, NY, 10003, USA.
Nathan LorentzDepartment of Orthopedic Surgery, NYU Langone Health, 301 East 17th Street, 15th Fl Suite 1518, New York, NY, 10003, USA.
Vinay K AggarwalDepartment of Orthopedic Surgery, NYU Langone Health, 301 East 17th Street, 15th Fl Suite 1518, New York, NY, 10003, USA.
Morteza MeftahDepartment of Orthopedic Surgery, NYU Langone Health, 301 East 17th Street, 15th Fl Suite 1518, New York, NY, 10003, USA.
Ran SchwarzkopfDepartment of Orthopedic Surgery, NYU Langone Health, 301 East 17th Street, 15th Fl Suite 1518, New York, NY, 10003, USA. schwarzk@gmail.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionPrior studies have demonstrated an association between time to revision total knee arthroplasty (rTKA) and indication; however, the impact of early versus late revision on post-operative outcomes has not been reported. MATERIALS AND

methodsA retrospective, observational study examined patients who underwent unilateral, aseptic rTKA at an academic orthopedic hospital between 6/2011 and 4/2020 with > 1-year of follow-up. Patients were early revisions if they were revised within 2 years of primary TKA (pTKA) or late revisions if revised after greater than 2 years. Patient demographics, surgical factors, and post-operative outcomes were compared.

results470 rTKA were included (199 early, 271 late). Early rTKA patients were younger by 2.5 years (p = 0.002). The predominant indications for early rTKA were instability (28.6%) and arthrofibrosis/stiffness (26.6%), and the predominant indications for late rTKA were aseptic loosening (45.8%) and instability (26.2%; p < 0.001). Late rTKA had longer operative times (119.20 ± 51.94 vs. 103.93 ± 44.66 min; p < 0.001). There were no differences in rTKA type, disposition, hospital length of stay, all-cause 90-day emergency department visits and readmissions, reoperations, and number of re-revisions.

conclusionsAseptic rTKA performed before 2 years had different indications but demonstrated similar outcomes to those performed later. Early revisions had shorter surgical times, which could be attributed to differences in rTKA indication. LEVEL OF EVIDENCE: III, retrospective observational analysis.

Indexed as

IndicationsOutcomesRevision total knee arthroplastyTiming

Identifiers

PMID37254215
PMCPMC10230807

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