Evidence map›Paper›PMID 33334128›Full record

Trial reportAsian cardiovascular & thoracic annals2021

Pedicled versus skeletonized internal thoracic artery grafts: a randomized trial.

Mats Dreifaldt, Ninos Samano, Håkan Geijer, Mats Lidén, Lennart Bodin, Domingos Souza

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in Asian cardiovascular & thoracic annals, 2021. 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
–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

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

  1. Pooled it
  2. Article
  3. Observational
  4. Article
  5. Review
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.

Mats DreifaldtDepartment of Cardiovascular and Thoracic Surgery, School of Medical Sciences, Örebro University, Örebro, Sweden.
Ninos SamanoDepartment of Cardiothoracic and Vascular Surgery and University Health Care Research Center, Faculty of Medicine and Health, Örebro University, Örebro, Sweden.ORCID https://orcid.org/0000-0003-4249-8401
Håkan GeijerDepartment of Radiology, School of Medical Sciences, Örebro University, Örebro, Sweden.
Mats LidénDepartment of Radiology, School of Medical Sciences, Örebro University, Örebro, Sweden.
Lennart BodinInstitute of Environmental Medicine; Unit of Intervention and Implementation Research, Karolinska Institute, Stockholm, Sweden.
Domingos SouzaDepartment of Cardiovascular and Thoracic Surgery, School of Medical Sciences, Örebro University, Örebro, Sweden.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveConcerns have been raised regarding whether skeletonization of the internal thoracic artery could damage the graft and thereby reduces its patency. The objective of this study was to compare patency rates at mid- and long-term follow-up between pedicled and skeletonized left internal thoracic artery grafts.

methodsThis randomized controlled trial included 109 patients undergoing coronary artery bypass surgery. The patients were assigned to receive either one pedicled or one skeletonized left internal thoracic artery graft to the left anterior descending artery. Follow-up was performed at 3 years with conventional angiography, and at 8 years with computed tomography angiography. Differences between patency rates were analyzed with Fisher's exact test and a generalized linear model.

resultsThe patency rates for pedicled and skeletonized left internal thoracic artery grafts were 46/48 (95.8%) versus 47/52 (90.4%),

conclusionsThe skeletonization technique can be used without jeopardizing the patency of the left internal thoracic artery. The most important factor in graft failure was target artery stenosis below 70%.

Indexed as

Mammary ArteriesConstriction, PathologicCoronary AngiographyCoronary Artery BypassHumansSternumTreatment OutcomeVascular PatencyCoronary artery bypassgraft occlusionsaphenous veinthoracic arteriestissue

Identifiers

PMID33334128
PMCPMC8242404

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.