Epidemiology of Cancer-Associated Thrombosis in Asia: A Systematic Review

The epidemiology of cancer associated thrombosis (CAT) in Asia is less well-studied and differs from that in the western countries. Here, we systematically examine population based and hospital-based studies reported between 1995 and 2020 to understand the epidemiology of CAT in Asia. From populatio...

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Main Authors: Lai Heng Lee, Chandramouli Nagarajan, Chuen Wen Tan, Heng Joo Ng
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-05-01
Series:Frontiers in Cardiovascular Medicine
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fcvm.2021.669288/full
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author Lai Heng Lee
Chandramouli Nagarajan
Chuen Wen Tan
Heng Joo Ng
author_facet Lai Heng Lee
Chandramouli Nagarajan
Chuen Wen Tan
Heng Joo Ng
author_sort Lai Heng Lee
collection DOAJ
description The epidemiology of cancer associated thrombosis (CAT) in Asia is less well-studied and differs from that in the western countries. Here, we systematically examine population based and hospital-based studies reported between 1995 and 2020 to understand the epidemiology of CAT in Asia. From population-based studies, the estimated incidence of VTE in cancer patients was 1.85–9.88 per 1,000 person-years. The incidence of CAT in Asia is significantly higher than non-cancer associated VTE in the general population and cancer is perhaps the most important risk factor for VTE. Hospital-based studies were heterogeneous in study designs and reveal a wide range of prevalence of VTE among cancer patients at 0.5–44.6% while the cancer prevalence rates among VTE patients ranged from 6.1 to 65.5%. The cancer sites most associated with VTE and risk factors were similar between Asian and Western studies. CAT has a major impact on the survival of patients with cancer in Asia, but thromboprophylaxis is not commonly practiced and validated risk assessment tools are lacking. This study highlights the urgent need for large multinational epidemiological studies in Asia to establish the true burden of CAT and to guide appropriate prevention strategies.
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spelling doaj.art-7385e194f1af4c658be314bbd11e949a2022-12-21T21:58:51ZengFrontiers Media S.A.Frontiers in Cardiovascular Medicine2297-055X2021-05-01810.3389/fcvm.2021.669288669288Epidemiology of Cancer-Associated Thrombosis in Asia: A Systematic ReviewLai Heng LeeChandramouli NagarajanChuen Wen TanHeng Joo NgThe epidemiology of cancer associated thrombosis (CAT) in Asia is less well-studied and differs from that in the western countries. Here, we systematically examine population based and hospital-based studies reported between 1995 and 2020 to understand the epidemiology of CAT in Asia. From population-based studies, the estimated incidence of VTE in cancer patients was 1.85–9.88 per 1,000 person-years. The incidence of CAT in Asia is significantly higher than non-cancer associated VTE in the general population and cancer is perhaps the most important risk factor for VTE. Hospital-based studies were heterogeneous in study designs and reveal a wide range of prevalence of VTE among cancer patients at 0.5–44.6% while the cancer prevalence rates among VTE patients ranged from 6.1 to 65.5%. The cancer sites most associated with VTE and risk factors were similar between Asian and Western studies. CAT has a major impact on the survival of patients with cancer in Asia, but thromboprophylaxis is not commonly practiced and validated risk assessment tools are lacking. This study highlights the urgent need for large multinational epidemiological studies in Asia to establish the true burden of CAT and to guide appropriate prevention strategies.https://www.frontiersin.org/articles/10.3389/fcvm.2021.669288/fullcancerthrombosisAsiapulmonary embolismdeep vein thrombosis
spellingShingle Lai Heng Lee
Chandramouli Nagarajan
Chuen Wen Tan
Heng Joo Ng
Epidemiology of Cancer-Associated Thrombosis in Asia: A Systematic Review
Frontiers in Cardiovascular Medicine
cancer
thrombosis
Asia
pulmonary embolism
deep vein thrombosis
title Epidemiology of Cancer-Associated Thrombosis in Asia: A Systematic Review
title_full Epidemiology of Cancer-Associated Thrombosis in Asia: A Systematic Review
title_fullStr Epidemiology of Cancer-Associated Thrombosis in Asia: A Systematic Review
title_full_unstemmed Epidemiology of Cancer-Associated Thrombosis in Asia: A Systematic Review
title_short Epidemiology of Cancer-Associated Thrombosis in Asia: A Systematic Review
title_sort epidemiology of cancer associated thrombosis in asia a systematic review
topic cancer
thrombosis
Asia
pulmonary embolism
deep vein thrombosis
url https://www.frontiersin.org/articles/10.3389/fcvm.2021.669288/full
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AT chandramoulinagarajan epidemiologyofcancerassociatedthrombosisinasiaasystematicreview
AT chuenwentan epidemiologyofcancerassociatedthrombosisinasiaasystematicreview
AT hengjoong epidemiologyofcancerassociatedthrombosisinasiaasystematicreview