Evidence map›Paper›PMID 36158459›Full record

ArticleArthroplasty today2022

Efficacy of Tourniquet Use in Total Knee Arthroplasty: A Retrospective Cohort Review.

Patrick Riggle, Paul A Ulrich, Samual Lindemeier, Jason M Cochran, John M Popovich

Abstract read
In one paragraph

Article in Arthroplasty today, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 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

5 authors.

Patrick RiggleDepartment of Orthopedic Surgery, HealthPartners Specialty Center, Saint Paul, MN, USA.
Paul A UlrichDepartment of Orthopedic Surgery, McLaren Greater Lansing Hospital, Lansing, MI, USA.
Samual LindemeierDepartment of Orthopedic Surgery, McLaren Greater Lansing Hospital, Lansing, MI, USA.
Jason M CochranDepartment of Orthopedic Surgery, McLaren Greater Lansing Hospital, Lansing, MI, USA.
John M PopovichCenter for Neuromusculoskeletal Clinical Research, College of Osteopathic Medicine, Michigan State University, East Lansing, MI, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: The use of a tourniquet has become widely accepted as standard practice during total knee arthroplasty (TKA). There are conflicting outcomes in using a tourniquet during TKA. This brings to question the role a tourniquet has in TKA. Therefore, we conducted a retrospective cohort study to examine the effects of TKA with and without the use of a tourniquet. Methods: A total of 120 patients (n = 60 underwent TKA with tourniquet and n = 60 underwent TKA without tourniquet) were included in this study. Patient medical records were retrospectively reviewed for preoperative and postoperative data. The Gross formula, a validated formula for calculating blood loss, was used to calculate each patient's total blood loss. Statistical analysis was performed using independent t-tests, Mann-Whitney U tests, and/or chi-square tests. Significance was determined using an alpha level of Results: There was no statistically significant difference ( Conclusions: This study supports existing evidence that tourniquet use during TKA does not significantly alter blood loss and presents evidence that using a tourniquet during TKA may add additional cost and increase surgical time without benefit.

Indexed as

Blood lossTKATotal knee arthroplastyTourniquet

Identifiers

PMID36158459
PMCPMC9493285

What OpenQuestion holds

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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.