Evidence map›Paper›PMID 39050594›Full record

ArticleJournal of experimental orthopaedics2024

Role of tourniquet release timing on blood loss and functional outcomes in total knee arthroplasty: Insights from a low- and middle-income country.

Muhammad Ahmed Ghazni Khan, Mohammad Ahsan Sulaiman, Marij Zahid, Suresh Kumar, Tashfeen Ahmad

Abstract read
In one paragraph

Article in Journal of experimental orthopaedics, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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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

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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

2 citing papers in PubMed.

  1. Article
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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.

Muhammad Ahmed Ghazni KhanDepartment of Surgery Aga Khan University Hospital Karachi Pakistan.ORCID https://orcid.org/0009-0002-8882-9878
Mohammad Ahsan SulaimanDepartment of Surgery Aga Khan University Hospital Karachi Pakistan.ORCID https://orcid.org/0009-0009-1038-8719
Marij ZahidDepartment of Surgery Aga Khan University Hospital Karachi Pakistan.ORCID https://orcid.org/0000-0002-6988-0136
Suresh KumarDepartment of Surgery Aga Khan University Hospital Karachi Pakistan.ORCID https://orcid.org/0009-0003-3104-3548
Tashfeen AhmadDepartment of Surgery Aga Khan University Hospital Karachi Pakistan.ORCID https://orcid.org/0000-0002-8046-3974

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Purpose: To identify the effect of releasing a tourniquet before versus after wound closure in total knee arthroplasty (TKA) on blood loss, functional outcome and postoperative complications. Methodology: A prospective cohort study was conducted including 53 patients from May 2023 to September 2023. All patients underwent unilateral TKA and were divided into two groups based on surgeon preference of deflating tourniquet, Group A consisted of patients in whom the tourniquet was deflated before wound closure for haemostasis and Group B consisted of patients in which tourniquet was deflated after wound closure and compressive dressing. Blood loss was evaluated via intraoperative blood loss (the number of soaked sponges/gauzes, blood in a suction bottle, total output in a suction bottle-irrigation used) and on-field blood loss and calculated blood loss (Using Gross and Meunier's formula). The Functional outcome was evaluated using Knee injury and osteoarthritis score-42 questions. Early postoperative complications and differences in the requirement of blood transfusions were also assessed. Results: There was a significant difference in intraoperative blood loss between the two groups. The median intraoperative blood loss was 135 mL (interquartile range [IQR]: 90-149) in Group A and 56.2 mL (IQR: 45-68) in Group B ( Conclusion: Based on our results, we conclude that the intraoperative blood loss in TKA is significantly different between the groups but only represents a fraction of true blood loss (23%). The timing of releasing the tourniquet does not affect functional outcomes, blood transfusion and postoperative morbidity; hence, any time can be opted as per surgeon preference. Level of Evidence: Level II, prospective comparative study.

Indexed as

blood lossfunctional outcometotal knee arthroplastytourniquet

Identifiers

PMID39050594
PMCPMC11267165

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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.