Participation in disease management programs and major adverse cardiac events in patients after acute myocardial infarction: a longitudinal study based on registry data

Abstract Background Cardiovascular diseases are still the main cause of death in the western world. However, diminishing mortality rates of acute myocardial infarction (AMI) are motivating the need to investigate the process of secondary prevention after AMI. Besides cardiac rehabilitation, disease...

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Main Authors: Christian Fischer, Jens Höpner, Saskia Hartwig, Michel Noutsias, Rafael Mikolajczyk
Format: Article
Language:English
Published: BMC 2021-01-01
Series:BMC Cardiovascular Disorders
Subjects:
Online Access:https://doi.org/10.1186/s12872-020-01832-3
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author Christian Fischer
Jens Höpner
Saskia Hartwig
Michel Noutsias
Rafael Mikolajczyk
author_facet Christian Fischer
Jens Höpner
Saskia Hartwig
Michel Noutsias
Rafael Mikolajczyk
author_sort Christian Fischer
collection DOAJ
description Abstract Background Cardiovascular diseases are still the main cause of death in the western world. However, diminishing mortality rates of acute myocardial infarction (AMI) are motivating the need to investigate the process of secondary prevention after AMI. Besides cardiac rehabilitation, disease management programs (DMPs) are an important component of outpatient care after AMI in Germany. This study aims to analyze outcomes after AMI among those who participated in DMPs and cardiac rehabilitation (CR) in a region with overall increased cardiovascular morbidity and mortality. Methods Based on data from a regional myocardial infarction registry and a 2-year follow-up period, we assessed the occurrence of major adverse cardiac events (MACE) in relation to participation in CR and DMP, risk factors for complications and individual healths well as lifestyle characteristics. Multivariable Cox regression was performed to compare survival time between participants and non-participants until an adverse event occurred. Results Of 1094 observed patients post-AMI, 272 were enrolled in a DMP. An association between DMP participation and lower hazard rates for MACE compared to non-enrollees could not be proven in the crude model (hazard ratio = 0.93; 95% confidence interval = 0.65–1.33). When adjusted for possible confounding variables, these results remained virtually unchanged (1.03; 0.72–1.48). Furthermore, smokers and obese patients showed a distinctly lower chance of DMP enrollment. In contrast, those who participated in CR showed a lower risk for MACE in crude (0.52; 0.41–0.65) and adjusted analysis (0.56; 0.44–0.71). Conclusions Participation in DMP was not associated with a lower risk of MACE, but participation in CR showed beneficial effects. Adjustment only slightly changed effect estimates in both cases, but it is still important to consider potential effects of additional confounding variables.
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spelling doaj.art-e42fc740bf604622a559b0047d917a0e2022-12-21T23:22:54ZengBMCBMC Cardiovascular Disorders1471-22612021-01-0121111110.1186/s12872-020-01832-3Participation in disease management programs and major adverse cardiac events in patients after acute myocardial infarction: a longitudinal study based on registry dataChristian Fischer0Jens Höpner1Saskia Hartwig2Michel Noutsias3Rafael Mikolajczyk4Institute of Medical Epidemiology, Biometrics and Informatics, Medical Faculty of Martin Luther University Halle-WittenbergInstitute of Medical Epidemiology, Biometrics and Informatics, Medical Faculty of Martin Luther University Halle-WittenbergInstitute of Medical Epidemiology, Biometrics and Informatics, Medical Faculty of Martin Luther University Halle-WittenbergMid-German Heart Center, Department of Internal Medicine III (KIM III), Division of Cardiology, Angiology and Intensive Medical Care, University Hospital Halle, Martin Luther University Halle-WittenbergInstitute of Medical Epidemiology, Biometrics and Informatics, Medical Faculty of Martin Luther University Halle-WittenbergAbstract Background Cardiovascular diseases are still the main cause of death in the western world. However, diminishing mortality rates of acute myocardial infarction (AMI) are motivating the need to investigate the process of secondary prevention after AMI. Besides cardiac rehabilitation, disease management programs (DMPs) are an important component of outpatient care after AMI in Germany. This study aims to analyze outcomes after AMI among those who participated in DMPs and cardiac rehabilitation (CR) in a region with overall increased cardiovascular morbidity and mortality. Methods Based on data from a regional myocardial infarction registry and a 2-year follow-up period, we assessed the occurrence of major adverse cardiac events (MACE) in relation to participation in CR and DMP, risk factors for complications and individual healths well as lifestyle characteristics. Multivariable Cox regression was performed to compare survival time between participants and non-participants until an adverse event occurred. Results Of 1094 observed patients post-AMI, 272 were enrolled in a DMP. An association between DMP participation and lower hazard rates for MACE compared to non-enrollees could not be proven in the crude model (hazard ratio = 0.93; 95% confidence interval = 0.65–1.33). When adjusted for possible confounding variables, these results remained virtually unchanged (1.03; 0.72–1.48). Furthermore, smokers and obese patients showed a distinctly lower chance of DMP enrollment. In contrast, those who participated in CR showed a lower risk for MACE in crude (0.52; 0.41–0.65) and adjusted analysis (0.56; 0.44–0.71). Conclusions Participation in DMP was not associated with a lower risk of MACE, but participation in CR showed beneficial effects. Adjustment only slightly changed effect estimates in both cases, but it is still important to consider potential effects of additional confounding variables.https://doi.org/10.1186/s12872-020-01832-3Myocardial infarctionHeart attackDMPRehabilitationMACEOutpatient
spellingShingle Christian Fischer
Jens Höpner
Saskia Hartwig
Michel Noutsias
Rafael Mikolajczyk
Participation in disease management programs and major adverse cardiac events in patients after acute myocardial infarction: a longitudinal study based on registry data
BMC Cardiovascular Disorders
Myocardial infarction
Heart attack
DMP
Rehabilitation
MACE
Outpatient
title Participation in disease management programs and major adverse cardiac events in patients after acute myocardial infarction: a longitudinal study based on registry data
title_full Participation in disease management programs and major adverse cardiac events in patients after acute myocardial infarction: a longitudinal study based on registry data
title_fullStr Participation in disease management programs and major adverse cardiac events in patients after acute myocardial infarction: a longitudinal study based on registry data
title_full_unstemmed Participation in disease management programs and major adverse cardiac events in patients after acute myocardial infarction: a longitudinal study based on registry data
title_short Participation in disease management programs and major adverse cardiac events in patients after acute myocardial infarction: a longitudinal study based on registry data
title_sort participation in disease management programs and major adverse cardiac events in patients after acute myocardial infarction a longitudinal study based on registry data
topic Myocardial infarction
Heart attack
DMP
Rehabilitation
MACE
Outpatient
url https://doi.org/10.1186/s12872-020-01832-3
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