Prognostic Value of Cardiac Troponin T and Sex in Patients Undergoing Elective Percutaneous Coronary Intervention

Background In patients with stable coronary artery disease undergoing elective percutaneous coronary intervention, the prognostic value of high‐sensitivity cardiac troponin T (hs‐cTnT) and the influence of sex remain poorly defined. Methods and Results Consecutive patients with stable coronary arter...

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Main Authors: Yukinori Harada, Jonathan Michel, Wolfgang Koenig, Tobias Rheude, Roisin Colleran, Daniele Giacoppo, Adnan Kastrati, Robert A. Byrne
Format: Article
Language:English
Published: Wiley 2016-12-01
Series:Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
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Online Access:https://www.ahajournals.org/doi/10.1161/JAHA.116.004464
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author Yukinori Harada
Jonathan Michel
Wolfgang Koenig
Tobias Rheude
Roisin Colleran
Daniele Giacoppo
Adnan Kastrati
Robert A. Byrne
author_facet Yukinori Harada
Jonathan Michel
Wolfgang Koenig
Tobias Rheude
Roisin Colleran
Daniele Giacoppo
Adnan Kastrati
Robert A. Byrne
author_sort Yukinori Harada
collection DOAJ
description Background In patients with stable coronary artery disease undergoing elective percutaneous coronary intervention, the prognostic value of high‐sensitivity cardiac troponin T (hs‐cTnT) and the influence of sex remain poorly defined. Methods and Results Consecutive patients with stable coronary artery disease who underwent elective percutaneous coronary intervention were included. Primary endpoint was all‐cause mortality. Unadjusted hazard ratio (HR) in overall and sex‐specific population and multivariable adjusted HR were calculated by using Cox proportional hazard models. In a total of 5626 patients, elevated hs‐cTnT levels, more than the sex‐specific 99th percentile upper reference limit of normal (URL), were observed in 2221 patients (39%) at baseline. During follow‐up (median, 14.5 months; 25th–75th percentiles, 6.4–27.2 months), 265 patients died. Mortality was higher in patients with the sex‐specific 99th percentile URL compared to those with normal hs‐cTnT (17.3% vs 3.4%; HR=6.10; 95% CI, 4.58–8.14; P<0.001). hs‐cTnT was an independent predictor of mortality in multivariable adjusted models. The C‐statistic was significantly increased by adding hs‐cTnT to the basic prediction model for mortality (0.793–0.815; P<0.001). There was a significant interaction between hs‐cTnT and sex on mortality. Differences in all‐cause mortality between patients with more than the sex‐specific 99th percentile URL and those with normal hs‐cTnT were numerically larger in male than female patients (male, HR=6.45; 95% CI, 4.68–8.87, P<0.001; female, HR=4.29, 95% CI, 2.36–9.03; P<0.001). Conclusions In patients with stable coronary artery disease undergoing elective percutaneous coronary intervention, preprocedural hs‐cTnT was a strong predictor of mortality in both men and women.
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spelling doaj-art-912a7802b52043e385475191abc3c2512025-08-20T03:29:09ZengWileyJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease2047-99802016-12-0151210.1161/JAHA.116.004464Prognostic Value of Cardiac Troponin T and Sex in Patients Undergoing Elective Percutaneous Coronary InterventionYukinori Harada0Jonathan Michel1Wolfgang Koenig2Tobias Rheude3Roisin Colleran4Daniele Giacoppo5Adnan Kastrati6Robert A. Byrne7Deutsches Herzzentrum München Technische Universität München Munich GermanyDeutsches Herzzentrum München Technische Universität München Munich GermanyDeutsches Herzzentrum München Technische Universität München Munich GermanyDeutsches Herzzentrum München Technische Universität München Munich GermanyDeutsches Herzzentrum München Technische Universität München Munich GermanyDeutsches Herzzentrum München Technische Universität München Munich GermanyDeutsches Herzzentrum München Technische Universität München Munich GermanyDeutsches Herzzentrum München Technische Universität München Munich GermanyBackground In patients with stable coronary artery disease undergoing elective percutaneous coronary intervention, the prognostic value of high‐sensitivity cardiac troponin T (hs‐cTnT) and the influence of sex remain poorly defined. Methods and Results Consecutive patients with stable coronary artery disease who underwent elective percutaneous coronary intervention were included. Primary endpoint was all‐cause mortality. Unadjusted hazard ratio (HR) in overall and sex‐specific population and multivariable adjusted HR were calculated by using Cox proportional hazard models. In a total of 5626 patients, elevated hs‐cTnT levels, more than the sex‐specific 99th percentile upper reference limit of normal (URL), were observed in 2221 patients (39%) at baseline. During follow‐up (median, 14.5 months; 25th–75th percentiles, 6.4–27.2 months), 265 patients died. Mortality was higher in patients with the sex‐specific 99th percentile URL compared to those with normal hs‐cTnT (17.3% vs 3.4%; HR=6.10; 95% CI, 4.58–8.14; P<0.001). hs‐cTnT was an independent predictor of mortality in multivariable adjusted models. The C‐statistic was significantly increased by adding hs‐cTnT to the basic prediction model for mortality (0.793–0.815; P<0.001). There was a significant interaction between hs‐cTnT and sex on mortality. Differences in all‐cause mortality between patients with more than the sex‐specific 99th percentile URL and those with normal hs‐cTnT were numerically larger in male than female patients (male, HR=6.45; 95% CI, 4.68–8.87, P<0.001; female, HR=4.29, 95% CI, 2.36–9.03; P<0.001). Conclusions In patients with stable coronary artery disease undergoing elective percutaneous coronary intervention, preprocedural hs‐cTnT was a strong predictor of mortality in both men and women.https://www.ahajournals.org/doi/10.1161/JAHA.116.004464percutaneous coronary interventionsexstable coronary artery diseasetroponin T
spellingShingle Yukinori Harada
Jonathan Michel
Wolfgang Koenig
Tobias Rheude
Roisin Colleran
Daniele Giacoppo
Adnan Kastrati
Robert A. Byrne
Prognostic Value of Cardiac Troponin T and Sex in Patients Undergoing Elective Percutaneous Coronary Intervention
Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
percutaneous coronary intervention
sex
stable coronary artery disease
troponin T
title Prognostic Value of Cardiac Troponin T and Sex in Patients Undergoing Elective Percutaneous Coronary Intervention
title_full Prognostic Value of Cardiac Troponin T and Sex in Patients Undergoing Elective Percutaneous Coronary Intervention
title_fullStr Prognostic Value of Cardiac Troponin T and Sex in Patients Undergoing Elective Percutaneous Coronary Intervention
title_full_unstemmed Prognostic Value of Cardiac Troponin T and Sex in Patients Undergoing Elective Percutaneous Coronary Intervention
title_short Prognostic Value of Cardiac Troponin T and Sex in Patients Undergoing Elective Percutaneous Coronary Intervention
title_sort prognostic value of cardiac troponin t and sex in patients undergoing elective percutaneous coronary intervention
topic percutaneous coronary intervention
sex
stable coronary artery disease
troponin T
url https://www.ahajournals.org/doi/10.1161/JAHA.116.004464
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