Acute Pericarditis and Cancer Risk: A Matched Cohort Study Using Linked UK Primary and Secondary Care Data

Background We aimed to examine whether acute pericarditis is an indicator of undetected cancer and identify patient‐level factors associated with high cancer risk among patients presenting with pericarditis. Methods and Results A population‐based matched cohort study was conducted using primary care...

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Main Authors: Kirstine Kobberøe Søgaard, Henrik Toft Sørensen, Liam Smeeth, Krishnan Bhaskaran
Format: Article
Language:English
Published: Wiley 2018-08-01
Series:Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
Subjects:
Online Access:https://www.ahajournals.org/doi/10.1161/JAHA.118.009428
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author Kirstine Kobberøe Søgaard
Henrik Toft Sørensen
Liam Smeeth
Krishnan Bhaskaran
author_facet Kirstine Kobberøe Søgaard
Henrik Toft Sørensen
Liam Smeeth
Krishnan Bhaskaran
author_sort Kirstine Kobberøe Søgaard
collection DOAJ
description Background We aimed to examine whether acute pericarditis is an indicator of undetected cancer and identify patient‐level factors associated with high cancer risk among patients presenting with pericarditis. Methods and Results A population‐based matched cohort study was conducted using primary care data from the UK Clinical Practice Research Datalink linked to Hospital Episode Statistics. Patients with acute pericarditis (n=6530) were matched to a comparison cohort (n=26 111) on age, sex, calendar time, and general practice. We estimated cumulative cancer incidences, and calculated hazard ratios using Cox regression. Effect modification by patients' characteristics and lifestyle factors was examined, and we fitted a parsimonious model to evaluate absolute excess risk of later cancer among pericarditis patients by key patient‐level factors. We identified 728 and 1379 incidents of cancer among pericarditis patients and the comparison cohort (median follow‐up, 2.8 and 3.5 years). Pericarditis was associated with an elevated subsequent risk of any cancer (hazard ratio=3.03; 95% confidence interval, 2.74–3.36). The association was particularly pronounced 0 to 3 months after pericarditis (hazard ratio=23.56; 95% confidence interval, 18.00–30.83), but a more‐modest association remained thereafter (hazard ratio=1.95; 95% confidence interval, 1.48–2.57 after 3–12 months, and hazard ratio=1.40; 95% confidence interval, 1.21–1.62 after >12 month). Older individuals hospitalized with pericarditis and with combinations of obesity and smoking were at the highest excess risk of having a cancer diagnosis 3 to 12 months later, reaching 4.8%. Conclusions Occult cancers may be going undiagnosed during the acute episode of pericarditis. Patients presenting with pericarditis and combinations of older age, obesity, smoking, and a need for hospitalization might warrant targeted investigations for cancer.
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spelling doaj.art-b14f19f8d8b241e0a5ee6d470fdb5d382022-12-22T02:41:17ZengWileyJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease2047-99802018-08-0171610.1161/JAHA.118.009428Acute Pericarditis and Cancer Risk: A Matched Cohort Study Using Linked UK Primary and Secondary Care DataKirstine Kobberøe Søgaard0Henrik Toft Sørensen1Liam Smeeth2Krishnan Bhaskaran3Non‐Communicable Diseases Epidemiology London School of Hygiene and Tropical Medicine London United KingdomDepartment of Clinical Epidemiology Institute of Clinical Medicine Aarhus University Hospital Aarhus N DenmarkNon‐Communicable Diseases Epidemiology London School of Hygiene and Tropical Medicine London United KingdomNon‐Communicable Diseases Epidemiology London School of Hygiene and Tropical Medicine London United KingdomBackground We aimed to examine whether acute pericarditis is an indicator of undetected cancer and identify patient‐level factors associated with high cancer risk among patients presenting with pericarditis. Methods and Results A population‐based matched cohort study was conducted using primary care data from the UK Clinical Practice Research Datalink linked to Hospital Episode Statistics. Patients with acute pericarditis (n=6530) were matched to a comparison cohort (n=26 111) on age, sex, calendar time, and general practice. We estimated cumulative cancer incidences, and calculated hazard ratios using Cox regression. Effect modification by patients' characteristics and lifestyle factors was examined, and we fitted a parsimonious model to evaluate absolute excess risk of later cancer among pericarditis patients by key patient‐level factors. We identified 728 and 1379 incidents of cancer among pericarditis patients and the comparison cohort (median follow‐up, 2.8 and 3.5 years). Pericarditis was associated with an elevated subsequent risk of any cancer (hazard ratio=3.03; 95% confidence interval, 2.74–3.36). The association was particularly pronounced 0 to 3 months after pericarditis (hazard ratio=23.56; 95% confidence interval, 18.00–30.83), but a more‐modest association remained thereafter (hazard ratio=1.95; 95% confidence interval, 1.48–2.57 after 3–12 months, and hazard ratio=1.40; 95% confidence interval, 1.21–1.62 after >12 month). Older individuals hospitalized with pericarditis and with combinations of obesity and smoking were at the highest excess risk of having a cancer diagnosis 3 to 12 months later, reaching 4.8%. Conclusions Occult cancers may be going undiagnosed during the acute episode of pericarditis. Patients presenting with pericarditis and combinations of older age, obesity, smoking, and a need for hospitalization might warrant targeted investigations for cancer.https://www.ahajournals.org/doi/10.1161/JAHA.118.009428alcohollifestyleneoplasiaobesitysmoking
spellingShingle Kirstine Kobberøe Søgaard
Henrik Toft Sørensen
Liam Smeeth
Krishnan Bhaskaran
Acute Pericarditis and Cancer Risk: A Matched Cohort Study Using Linked UK Primary and Secondary Care Data
Journal of the American Heart Association: Cardiovascular and Cerebrovascular Disease
alcohol
lifestyle
neoplasia
obesity
smoking
title Acute Pericarditis and Cancer Risk: A Matched Cohort Study Using Linked UK Primary and Secondary Care Data
title_full Acute Pericarditis and Cancer Risk: A Matched Cohort Study Using Linked UK Primary and Secondary Care Data
title_fullStr Acute Pericarditis and Cancer Risk: A Matched Cohort Study Using Linked UK Primary and Secondary Care Data
title_full_unstemmed Acute Pericarditis and Cancer Risk: A Matched Cohort Study Using Linked UK Primary and Secondary Care Data
title_short Acute Pericarditis and Cancer Risk: A Matched Cohort Study Using Linked UK Primary and Secondary Care Data
title_sort acute pericarditis and cancer risk a matched cohort study using linked uk primary and secondary care data
topic alcohol
lifestyle
neoplasia
obesity
smoking
url https://www.ahajournals.org/doi/10.1161/JAHA.118.009428
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