Long-term prognostic value of risk scores after drug-eluting stent implantation for unprotected left main coronary artery: A pooled analysis of the ISAR-LEFT-MAIN and ISAR-LEFT-MAIN 2 randomized clinical trials
Erion Xhepa MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorTomohisa Tada MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorSebastian Kufner MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorGjin Ndrepepa MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorRobert A. Byrne MB BcH, PhD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorJohanna Kreutzer MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorTareq Ibrahim MD
Medizinische Klinik, Klinikum rechts der Isar, Technische Universität Muenchen, Munich, Germany
Search for more papers by this authorKlaus Tiroch MD
Helios Clinic Wuppertal, Med. Klinik 3 – Kardiologie, Wuppertal, Germany
Search for more papers by this authorMarco Valgimigli MD, PhD
Thoraxcenter, Ba 587, Erasmus MC, Rotterdam, the Netherlands
Search for more papers by this authorRalf Tölg MD
Herzzentrum, Kardiologie, Segeberger Kliniken, Bad Segeberg, Germany
Search for more papers by this authorSalvatore Cassese MD, PhD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorMassimiliano Fusaro MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorHeribert Schunkert MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
DZHK (German Centre for Cardiovascular Research), Partner site Munich Heart Alliance, Munich, Germany
Search for more papers by this authorKarl L. Laugwitz MD
Medizinische Klinik, Klinikum rechts der Isar, Technische Universität Muenchen, Munich, Germany
DZHK (German Centre for Cardiovascular Research), Partner site Munich Heart Alliance, Munich, Germany
Search for more papers by this authorJulinda Mehilli MD
DZHK (German Centre for Cardiovascular Research), Partner site Munich Heart Alliance, Munich, Germany
Klinikum der Universität München; Medizinische Klinik I, Munich, Germany
Search for more papers by this authorCorresponding Author
Adnan Kastrati MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
DZHK (German Centre for Cardiovascular Research), Partner site Munich Heart Alliance, Munich, Germany
Correspondence to: Adnan Kastrati, MD, Deutsches Herzzentrum München, Lazzarettstrasse 36, 80636, Munich, Germany. E-mail: [email protected]Search for more papers by this authorErion Xhepa MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorTomohisa Tada MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorSebastian Kufner MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorGjin Ndrepepa MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorRobert A. Byrne MB BcH, PhD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorJohanna Kreutzer MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorTareq Ibrahim MD
Medizinische Klinik, Klinikum rechts der Isar, Technische Universität Muenchen, Munich, Germany
Search for more papers by this authorKlaus Tiroch MD
Helios Clinic Wuppertal, Med. Klinik 3 – Kardiologie, Wuppertal, Germany
Search for more papers by this authorMarco Valgimigli MD, PhD
Thoraxcenter, Ba 587, Erasmus MC, Rotterdam, the Netherlands
Search for more papers by this authorRalf Tölg MD
Herzzentrum, Kardiologie, Segeberger Kliniken, Bad Segeberg, Germany
Search for more papers by this authorSalvatore Cassese MD, PhD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorMassimiliano Fusaro MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
Search for more papers by this authorHeribert Schunkert MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
DZHK (German Centre for Cardiovascular Research), Partner site Munich Heart Alliance, Munich, Germany
Search for more papers by this authorKarl L. Laugwitz MD
Medizinische Klinik, Klinikum rechts der Isar, Technische Universität Muenchen, Munich, Germany
DZHK (German Centre for Cardiovascular Research), Partner site Munich Heart Alliance, Munich, Germany
Search for more papers by this authorJulinda Mehilli MD
DZHK (German Centre for Cardiovascular Research), Partner site Munich Heart Alliance, Munich, Germany
Klinikum der Universität München; Medizinische Klinik I, Munich, Germany
Search for more papers by this authorCorresponding Author
Adnan Kastrati MD
Deutsches Herzzentrum, Technische Universität München, Munich, Germany
DZHK (German Centre for Cardiovascular Research), Partner site Munich Heart Alliance, Munich, Germany
Correspondence to: Adnan Kastrati, MD, Deutsches Herzzentrum München, Lazzarettstrasse 36, 80636, Munich, Germany. E-mail: [email protected]Search for more papers by this authorConflict of interest: Nothing to report.
Abstract
Objectives
To evaluate the long-term prognostic value of risk scores in the setting of drug-eluting stent (DES) implantation for uLMCA.
Background
Data on the prognostic value of novel risk scores developed to select the most appropriate revascularization strategy in patients undergoing DES implantation for uLMCA disease are relatively limited.
Methods
The study represents a patient-level pooled analysis of the ISAR-LEFT-MAIN (607 patients randomized to paclitaxel-eluting or sirolimus-eluting stents) and the ISAR-LEFT-MAIN-2 (650 patients randomized to everolimus-eluting or zotarolimus-eluting stents) randomized trials. The Syntax Score (SxScore) as well the Syntax Score II (SS-II), the EuroSCORE and the Global Risk Classification (GRC) were calculated. The primary outcome was all-cause mortality.
Results
At a mean follow-up of 3 years there were 160 deaths (12.7%). The death-incidence was significantly higher in the upper tertiles than in the intermediate or lower ones for all risk scores (log-rank test P < 0.01 for all comparisons). The discriminatory power of a multivariable model for prediction of 3-year mortality was significantly improved after the inclusion of EuroSCORE (adjusted area under the receiver operating characteristic (ROC) curve = 0.779, 95% confidence interval 0.747 to 0.810, P = 0.008), but not after the inclusion of SxScore, SS II, or GRC.
Conclusions
In patients undergoing DES implantation for uLMCA disease, all evaluated risk scores were able to stratify the mortality risk at long-term follow-up. EuroSCORE was the only risk score that significantly improved the discriminatory power of a multivariable model to predict long-term mortality. © 2016 Wiley Periodicals, Inc.
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