Prevalence of Lung Metastases among 19,321 Metastatic Colorectal Cancer Patients in Eight Countries of Europe and Asia

Background: Colorectal cancer is one of the most common malignancies in the Western world, and is responsible for about 10% of annual cancer-related deaths. Especially for UICC stage IV, the probability of survival is significantly reduced. Little is known about risk factors for specific metastatic...

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Main Authors: Markus S. Jördens, Simon Labuhn, Tom Luedde, Laura Hoyer, Karel Kostev, Sven H. Loosen, Christoph Roderburg
Format: Article
Language:English
Published: MDPI AG 2021-11-01
Series:Current Oncology
Subjects:
Online Access:https://www.mdpi.com/1718-7729/28/6/423
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author Markus S. Jördens
Simon Labuhn
Tom Luedde
Laura Hoyer
Karel Kostev
Sven H. Loosen
Christoph Roderburg
author_facet Markus S. Jördens
Simon Labuhn
Tom Luedde
Laura Hoyer
Karel Kostev
Sven H. Loosen
Christoph Roderburg
author_sort Markus S. Jördens
collection DOAJ
description Background: Colorectal cancer is one of the most common malignancies in the Western world, and is responsible for about 10% of annual cancer-related deaths. Especially for UICC stage IV, the probability of survival is significantly reduced. Little is known about risk factors for specific metastatic patterns of colorectal cancer that may also influence patients’ overall survival. Methods: We used data from the IQVIA oncology dynamics (OD) database to determine the prevalence of pulmonary metastases in 19,321 patients with UICC stage IV colorectal cancer in eight European and Asian countries. Results: In total, 6132 of 19,321 (31.7%) study patients had lung metastases, with a higher prevalence among patients with rectal (37.5%) than colon (30.1%) cancer. When compared to China as the country with the lowest lung metastases prevalence, the odds for lung metastases were highest in UK (OR: 2.02, 95%CI: 1.80–2.28), followed by Italy (OR: 1.86, 95%CI: 1.52–2.27), Spain (OR: 1.85, 95%CI: 1.64–2.09), and Germany (OR: 1.47, 95%CI: 1.26–1.71). Conclusion: The prevalence of pulmonary metastases in UICC stage IV colorectal cancer varies widely among the different analyzed countries. Although the present data are purely descriptive, a possible combination of ethnic, environmental, and health care system-associated differences could be discussed as the underlying cause. Further studies are needed to investigate the reasons for differences in the prevalence of lung metastases.
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spelling doaj.art-5905c94314a340bfbc6c0ba579f7ca152023-11-23T07:50:53ZengMDPI AGCurrent Oncology1198-00521718-77292021-11-012865035504010.3390/curroncol28060423Prevalence of Lung Metastases among 19,321 Metastatic Colorectal Cancer Patients in Eight Countries of Europe and AsiaMarkus S. Jördens0Simon Labuhn1Tom Luedde2Laura Hoyer3Karel Kostev4Sven H. Loosen5Christoph Roderburg6Department of Gastroenterology, Hepatology and Infectious Diseases, University Hospital Düsseldorf, Medical Faculty of Heinrich Heine University Düsseldorf, 40225 Düsseldorf, GermanyDepartment of Gastroenterology, Hepatology and Infectious Diseases, University Hospital Düsseldorf, Medical Faculty of Heinrich Heine University Düsseldorf, 40225 Düsseldorf, GermanyDepartment of Gastroenterology, Hepatology and Infectious Diseases, University Hospital Düsseldorf, Medical Faculty of Heinrich Heine University Düsseldorf, 40225 Düsseldorf, GermanyEpidemiology, IQVIA, 60549 Frankfurt, GermanyEpidemiology, IQVIA, 60549 Frankfurt, GermanyDepartment of Gastroenterology, Hepatology and Infectious Diseases, University Hospital Düsseldorf, Medical Faculty of Heinrich Heine University Düsseldorf, 40225 Düsseldorf, GermanyDepartment of Gastroenterology, Hepatology and Infectious Diseases, University Hospital Düsseldorf, Medical Faculty of Heinrich Heine University Düsseldorf, 40225 Düsseldorf, GermanyBackground: Colorectal cancer is one of the most common malignancies in the Western world, and is responsible for about 10% of annual cancer-related deaths. Especially for UICC stage IV, the probability of survival is significantly reduced. Little is known about risk factors for specific metastatic patterns of colorectal cancer that may also influence patients’ overall survival. Methods: We used data from the IQVIA oncology dynamics (OD) database to determine the prevalence of pulmonary metastases in 19,321 patients with UICC stage IV colorectal cancer in eight European and Asian countries. Results: In total, 6132 of 19,321 (31.7%) study patients had lung metastases, with a higher prevalence among patients with rectal (37.5%) than colon (30.1%) cancer. When compared to China as the country with the lowest lung metastases prevalence, the odds for lung metastases were highest in UK (OR: 2.02, 95%CI: 1.80–2.28), followed by Italy (OR: 1.86, 95%CI: 1.52–2.27), Spain (OR: 1.85, 95%CI: 1.64–2.09), and Germany (OR: 1.47, 95%CI: 1.26–1.71). Conclusion: The prevalence of pulmonary metastases in UICC stage IV colorectal cancer varies widely among the different analyzed countries. Although the present data are purely descriptive, a possible combination of ethnic, environmental, and health care system-associated differences could be discussed as the underlying cause. Further studies are needed to investigate the reasons for differences in the prevalence of lung metastases.https://www.mdpi.com/1718-7729/28/6/423CRCcolorectallung metastasesprevalence
spellingShingle Markus S. Jördens
Simon Labuhn
Tom Luedde
Laura Hoyer
Karel Kostev
Sven H. Loosen
Christoph Roderburg
Prevalence of Lung Metastases among 19,321 Metastatic Colorectal Cancer Patients in Eight Countries of Europe and Asia
Current Oncology
CRC
colorectal
lung metastases
prevalence
title Prevalence of Lung Metastases among 19,321 Metastatic Colorectal Cancer Patients in Eight Countries of Europe and Asia
title_full Prevalence of Lung Metastases among 19,321 Metastatic Colorectal Cancer Patients in Eight Countries of Europe and Asia
title_fullStr Prevalence of Lung Metastases among 19,321 Metastatic Colorectal Cancer Patients in Eight Countries of Europe and Asia
title_full_unstemmed Prevalence of Lung Metastases among 19,321 Metastatic Colorectal Cancer Patients in Eight Countries of Europe and Asia
title_short Prevalence of Lung Metastases among 19,321 Metastatic Colorectal Cancer Patients in Eight Countries of Europe and Asia
title_sort prevalence of lung metastases among 19 321 metastatic colorectal cancer patients in eight countries of europe and asia
topic CRC
colorectal
lung metastases
prevalence
url https://www.mdpi.com/1718-7729/28/6/423
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