Large Burden of Stroke Incidence in People with Cardiac Disease: A Linked Data Cohort Study

Keira Robinson,1 Judith M Katzenellenbogen,1 Timothy J Kleinig,2 Joosup Kim,3,4 Charley A Budgeon,1 Amanda G Thrift,4 Lee Nedkoff1,5 1School of Population and Global Health, The University of Western Australia, Perth, Western Australia, Australia; 2Department of Neurology, Royal Adelaide Hospital, A...

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Main Authors: Robinson K, Katzenellenbogen JM, Kleinig TJ, Kim J, Budgeon CA, Thrift AG, Nedkoff L
Format: Article
Language:English
Published: Dove Medical Press 2023-02-01
Series:Clinical Epidemiology
Subjects:
Online Access:https://www.dovepress.com/large-burden-of-stroke-incidence-in-people-with-cardiac-disease-a-link-peer-reviewed-fulltext-article-CLEP
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author Robinson K
Katzenellenbogen JM
Kleinig TJ
Kim J
Budgeon CA
Thrift AG
Nedkoff L
author_facet Robinson K
Katzenellenbogen JM
Kleinig TJ
Kim J
Budgeon CA
Thrift AG
Nedkoff L
author_sort Robinson K
collection DOAJ
description Keira Robinson,1 Judith M Katzenellenbogen,1 Timothy J Kleinig,2 Joosup Kim,3,4 Charley A Budgeon,1 Amanda G Thrift,4 Lee Nedkoff1,5 1School of Population and Global Health, The University of Western Australia, Perth, Western Australia, Australia; 2Department of Neurology, Royal Adelaide Hospital, Adelaide, South Australia, Australia; 3Department of Medicine, The Florey Institute of Neuroscience and Mental Health, The University of Melbourne, Melbourne, Victoria, Australia; 4Department of Medicine, School of Clinical Sciences at Monash Health, Monash University, Melbourne, Victoria, Australia; 5Victor Chang Cardiac Research Institute, Sydney, New South Wales, AustraliaCorrespondence: Keira Robinson, School of Population and Global Health, The University of Western Australia, M431, 35 Stirling Hwy, Crawley, WA, 6009, Australia, Email keira.robinson@uwa.edu.auPurpose: People with cardiac disease have 2– 4 times greater risk of stroke than the general population. We measured stroke incidence in people with coronary heart disease (CHD), atrial fibrillation (AF) or valvular heart disease (VHD).Methods: We used a person-linked hospitalization/mortality dataset to identify all people hospitalized with CHD, AF or VHD (1985– 2017), and stratified them as pre-existing (hospitalized 1985– 2012 and alive at October 31, 2012) or new (first-ever cardiac hospitalization in the five-year study period, 2012– 2017). We identified first-ever strokes occurring from 2012 to 2017 in patients aged 20– 94 years and calculated age-specific and age-standardized rates (ASR) for each cardiac cohort.Results: Of the 175,560 people in the cohort, most had CHD (69.9%); 16.3% had multiple cardiac conditions. From 2012– 17, 5871 first-ever strokes occurred. ASRs were greater in females than males in single and multiple condition cardiac groups, largely driven by rates in females aged ≥ 75 years, with stroke incidence in this age group being at least 20% greater in females than males in each cardiac subgroup. In females aged 20– 54 years, stroke incidence was 4.9-fold greater in those with multiple versus single cardiac conditions. This differential declined with increasing age. Non-fatal stroke incidence was greater than fatal stroke in all age groups except in the 85– 94 age group. Incidence rate ratios were up to 2-fold larger in new versus pre-existing cardiac disease.Conclusion: Stroke incidence in people with cardiac disease is substantial, with older females, and younger patients with multiple cardiac conditions, at elevated risk. These patients should be specifically targeted for evidence-based management to minimize the burden of stroke.Keywords: stroke incidence, coronary heart disease, valvular heart disease, atrial fibrillation, cardiac disease, risk factors
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spelling doaj.art-fe503d1aa4f941df9b937a4039434d0c2023-02-19T13:56:56ZengDove Medical PressClinical Epidemiology1179-13492023-02-01Volume 1520321181733Large Burden of Stroke Incidence in People with Cardiac Disease: A Linked Data Cohort StudyRobinson KKatzenellenbogen JMKleinig TJKim JBudgeon CAThrift AGNedkoff LKeira Robinson,1 Judith M Katzenellenbogen,1 Timothy J Kleinig,2 Joosup Kim,3,4 Charley A Budgeon,1 Amanda G Thrift,4 Lee Nedkoff1,5 1School of Population and Global Health, The University of Western Australia, Perth, Western Australia, Australia; 2Department of Neurology, Royal Adelaide Hospital, Adelaide, South Australia, Australia; 3Department of Medicine, The Florey Institute of Neuroscience and Mental Health, The University of Melbourne, Melbourne, Victoria, Australia; 4Department of Medicine, School of Clinical Sciences at Monash Health, Monash University, Melbourne, Victoria, Australia; 5Victor Chang Cardiac Research Institute, Sydney, New South Wales, AustraliaCorrespondence: Keira Robinson, School of Population and Global Health, The University of Western Australia, M431, 35 Stirling Hwy, Crawley, WA, 6009, Australia, Email keira.robinson@uwa.edu.auPurpose: People with cardiac disease have 2– 4 times greater risk of stroke than the general population. We measured stroke incidence in people with coronary heart disease (CHD), atrial fibrillation (AF) or valvular heart disease (VHD).Methods: We used a person-linked hospitalization/mortality dataset to identify all people hospitalized with CHD, AF or VHD (1985– 2017), and stratified them as pre-existing (hospitalized 1985– 2012 and alive at October 31, 2012) or new (first-ever cardiac hospitalization in the five-year study period, 2012– 2017). We identified first-ever strokes occurring from 2012 to 2017 in patients aged 20– 94 years and calculated age-specific and age-standardized rates (ASR) for each cardiac cohort.Results: Of the 175,560 people in the cohort, most had CHD (69.9%); 16.3% had multiple cardiac conditions. From 2012– 17, 5871 first-ever strokes occurred. ASRs were greater in females than males in single and multiple condition cardiac groups, largely driven by rates in females aged ≥ 75 years, with stroke incidence in this age group being at least 20% greater in females than males in each cardiac subgroup. In females aged 20– 54 years, stroke incidence was 4.9-fold greater in those with multiple versus single cardiac conditions. This differential declined with increasing age. Non-fatal stroke incidence was greater than fatal stroke in all age groups except in the 85– 94 age group. Incidence rate ratios were up to 2-fold larger in new versus pre-existing cardiac disease.Conclusion: Stroke incidence in people with cardiac disease is substantial, with older females, and younger patients with multiple cardiac conditions, at elevated risk. These patients should be specifically targeted for evidence-based management to minimize the burden of stroke.Keywords: stroke incidence, coronary heart disease, valvular heart disease, atrial fibrillation, cardiac disease, risk factorshttps://www.dovepress.com/large-burden-of-stroke-incidence-in-people-with-cardiac-disease-a-link-peer-reviewed-fulltext-article-CLEPstroke incidencecoronary heart diseasevalvular heart diseaseatrial fibrillationcardiac diseaserisk factors
spellingShingle Robinson K
Katzenellenbogen JM
Kleinig TJ
Kim J
Budgeon CA
Thrift AG
Nedkoff L
Large Burden of Stroke Incidence in People with Cardiac Disease: A Linked Data Cohort Study
Clinical Epidemiology
stroke incidence
coronary heart disease
valvular heart disease
atrial fibrillation
cardiac disease
risk factors
title Large Burden of Stroke Incidence in People with Cardiac Disease: A Linked Data Cohort Study
title_full Large Burden of Stroke Incidence in People with Cardiac Disease: A Linked Data Cohort Study
title_fullStr Large Burden of Stroke Incidence in People with Cardiac Disease: A Linked Data Cohort Study
title_full_unstemmed Large Burden of Stroke Incidence in People with Cardiac Disease: A Linked Data Cohort Study
title_short Large Burden of Stroke Incidence in People with Cardiac Disease: A Linked Data Cohort Study
title_sort large burden of stroke incidence in people with cardiac disease a linked data cohort study
topic stroke incidence
coronary heart disease
valvular heart disease
atrial fibrillation
cardiac disease
risk factors
url https://www.dovepress.com/large-burden-of-stroke-incidence-in-people-with-cardiac-disease-a-link-peer-reviewed-fulltext-article-CLEP
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