Evidence map›Paper›PMID 26984964›Full record

ArticleInteractive cardiovascular and thoracic surgery2016

The SYNTAX score is correlated with long-term outcomes of coronary artery bypass grafting for complex coronary artery lesions.

Yasunori Cho, Shinichiro Shimura, Akira Aki, Hidekazu Furuya, Kimiaki Okada, Toshihiko Ueda

Open access · bronzeAbstract read
In one paragraph

Article in Interactive cardiovascular and thoracic surgery, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 1 pooled it
3.1field-weighted citation impact, top 9% 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

12 citing papers in PubMed, 1 synthesis or guideline pooled it, 27 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

6 authors at 1 institution in 1 country.

Yasunori ChoDepartment of Cardiovascular Surgery, Tokai University School of Medicine, Isehara, Kanagawa, Japan ynoricho@tokai-u.jp.
Shinichiro ShimuraDepartment of Cardiovascular Surgery, Tokai University School of Medicine, Isehara, Kanagawa, Japan.
Akira AkiDepartment of Cardiovascular Surgery, Tokai University School of Medicine, Isehara, Kanagawa, Japan.
Hidekazu FuruyaDepartment of Cardiovascular Surgery, Tokai University School of Medicine, Isehara, Kanagawa, Japan.
Kimiaki OkadaDepartment of Cardiovascular Surgery, Tokai University School of Medicine, Isehara, Kanagawa, Japan.
Toshihiko UedaDepartment of Cardiovascular Surgery, Tokai University School of Medicine, Isehara, Kanagawa, Japan.
Tokai University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesWe analysed retrospectively the long-term outcomes of conventional coronary artery bypass grafting (CABG) as employed routinely for complex coronary lesions by observing patients with low (0-22), intermediate (23-32) and high (≥33) SYNTAX scores. The purpose of this study was to evaluate the correlation between the SYNTAX score and long-term major adverse cardiac and cerebrovascular events (MACCEs) including all-cause death, stroke, myocardial infarction (MI) and repeat revascularization after CABG.

methodsThe study enrolled 396 consecutive patients with stable and untreated left main and/or three-vessel disease, who had been referred to our heart team from 2000 through 2009. They all routinely underwent conventional CABG. The three groups (low score; n = 159, intermediate score; n = 150, high score; n = 87) were compared, looking at the primary endpoint of MACCE and its components. We also analysed the effects of diverse variables on long-term MACCEs after the operation.

resultsThe cumulative 10-year MACCE rates in patients with low, intermediate and high SYNTAX score were 25.3, 35.8 and 48.1%, respectively. The Kaplan-Meier cumulative event curves showed a significantly higher MACCE rate after CABG in patients with a higher SYNTAX score than in those with a lower score (log-rank P = 0.0012). This was mainly because of a significantly increased rate of repeat revascularization in the higher SYNTAX score group (log-rank P = 0.0032). The cumulative rate of repeat revascularization at 10 years in patients having low, intermediate and high SYNTAX score were, respectively, 4.6, 15.7 and 16.8%. The cumulative rates of the combined outcomes of death/stroke/MI at 10 years did not show statistical differences between the three groups (22.3% with low, 25.0% with intermediate and 38.4% with high score, log-rank P = 0.063). In the multivariable analysis, the SYNTAX score [hazard ratio (HR) 1.03, P = 0.0043] and logistic EuroSCORE II (HR 1.34, P = 0.0012) were found to be significant predictors of long-term MACCEs.

conclusionsThe SYNTAX score is correlated with long-term outcomes, in terms of MACCEs, after conventional CABG for complex coronary lesions and is prognostic of long-term outcomes of CABG for patients with complex lesions.

Indexed as

AgedCoronary Artery BypassCoronary Artery DiseaseFemaleHumansMaleMiddle AgedMyocardial InfarctionPostoperative ComplicationsPredictive Value of TestsProportional Hazards ModelsRetrospective StudiesRisk AssessmentSeverity of Illness IndexStrokeTreatment OutcomeComplex coronary artery lesionsCoronary artery bypass graftingLong-term outcomesMajor adverse cardiac and cerebrovascular eventRisk factor analysisSYNTAX score

Identifiers

PMID26984964
PMCPMC4986735
OpenAlexW2299454035

What OpenQuestion holds

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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.