Knowledge, behaviour and attitudes towards Chagas disease among the Bolivian migrant population living in Japan: a cross-sectional study

Objectives This study aimed to investigate the knowledge, behaviour and attitudes towards Chagas disease (CD) among Latin American migrants in Japan and to evaluate the effectiveness of an educational activity (EA) in increasing knowledge of CD.Design A cross-sectional, mixed-methods study employing...

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Main Authors: Chris Smith, Kenji Hirayama, Nguyen Tien Huy, Inés María Iglesias Rodríguez, Dao Huy Manh, Tieu Minh Thuan, Hugo Alberto Justiniano, Sachio Miura, George Ito
Format: Article
Language:English
Published: BMJ Publishing Group 2020-09-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/10/9/e032546.full
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author Chris Smith
Kenji Hirayama
Nguyen Tien Huy
Inés María Iglesias Rodríguez
Dao Huy Manh
Tieu Minh Thuan
Hugo Alberto Justiniano
Sachio Miura
George Ito
author_facet Chris Smith
Kenji Hirayama
Nguyen Tien Huy
Inés María Iglesias Rodríguez
Dao Huy Manh
Tieu Minh Thuan
Hugo Alberto Justiniano
Sachio Miura
George Ito
author_sort Chris Smith
collection DOAJ
description Objectives This study aimed to investigate the knowledge, behaviour and attitudes towards Chagas disease (CD) among Latin American migrants in Japan and to evaluate the effectiveness of an educational activity (EA) in increasing knowledge of CD.Design A cross-sectional, mixed-methods study employing a preknowledge and postknowledge test and focus group discussion, conducted from March 2018 to June 2018.Participants Seventy-two participants were included, all born in Bolivia and residents in four Japanese cities. Fifty-nine of them participated in the EA.Interventions The EA comprised showing three videos about CD and a group discussion covering different dimensions of CD and was evaluated with questionnaires to analyse the knowledge of the participants before and after.Results Seventy-two participants were enrolled, predominantly from highly endemic CD areas of Bolivia. Though most participants were familiar with vector-borne transmission, epidemiology and symptomatology of CD, the baseline knowledge of CD was low. Less than 10% of them had been tested prior for CD. The dominant factors associated with better knowledge were living in Japan for more than 10 years (OR=8.42, 95% CI 1.56 to 48.62) and previously testing for CD (OR=11.32; 95% CI 1.52 to 105.9). The EA significantly improved the CD knowledge of the participants (p value <0.0001; 95% CI 2.32 to 3.84). The participants associated the term ‘Chagas’ mostly with fear and concern. The level of stigmatisation was low, in contrast to the results of other studies. The barriers encountered in care-seeking behaviour were language, the migration process and difficulties to access the healthcare system.Conclusion EA with an integrative approach is useful to increase the knowledge of CD within the Bolivian migrant population living in Japan. The activity brings the possibility to explore not only the level of knowledge but also to reveal experiences and to understand the needs of the people at risk. Considering them as actors towards healthcare solutions could lead to better outcomes for the success of future policies and interventions aimed to decrease the global burden.
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spelling doaj.art-3236df4534454e1aa957a0ef6e5412272025-01-08T14:50:08ZengBMJ Publishing GroupBMJ Open2044-60552020-09-0110910.1136/bmjopen-2019-032546Knowledge, behaviour and attitudes towards Chagas disease among the Bolivian migrant population living in Japan: a cross-sectional studyChris Smith0Kenji Hirayama1Nguyen Tien Huy2Inés María Iglesias Rodríguez3Dao Huy Manh4Tieu Minh Thuan5Hugo Alberto Justiniano6Sachio Miura7George Ito8Department of Clinical Research, London School of Hygiene and Tropical Medicine, London, UKDepartment of Immunogenetics, Institute of Tropical Medicine (NEKKEN), Nagasaki University, Sakamoto, Nagasaki, Japan4 Nagasaki University, Nagasaki, JapanGlobal Health Department, School of Tropical Medicine and Global Health, Nagasaki University, Nagasaki, JapanDepartment of Immunogenetics, Institute of Tropical Medicine (NEKKEN), Leading Graduate School Program, and Graduate School of Biomedical Sciences, Nagasaki University, Nagasaki, JapanFaculty of Health Sciences, McMaster University, Hamilton, Ontario, CanadaEmbassy of the Plurinational State of Bolivia in Japan, Tokyo, JapanNPO organization. MAIKEN. Motohachiojimachi, Hachioji-shi, Tokyo, JapanConsulate General of Brazil in Japan, Shinagawa-ku, Tokyo, JapanObjectives This study aimed to investigate the knowledge, behaviour and attitudes towards Chagas disease (CD) among Latin American migrants in Japan and to evaluate the effectiveness of an educational activity (EA) in increasing knowledge of CD.Design A cross-sectional, mixed-methods study employing a preknowledge and postknowledge test and focus group discussion, conducted from March 2018 to June 2018.Participants Seventy-two participants were included, all born in Bolivia and residents in four Japanese cities. Fifty-nine of them participated in the EA.Interventions The EA comprised showing three videos about CD and a group discussion covering different dimensions of CD and was evaluated with questionnaires to analyse the knowledge of the participants before and after.Results Seventy-two participants were enrolled, predominantly from highly endemic CD areas of Bolivia. Though most participants were familiar with vector-borne transmission, epidemiology and symptomatology of CD, the baseline knowledge of CD was low. Less than 10% of them had been tested prior for CD. The dominant factors associated with better knowledge were living in Japan for more than 10 years (OR=8.42, 95% CI 1.56 to 48.62) and previously testing for CD (OR=11.32; 95% CI 1.52 to 105.9). The EA significantly improved the CD knowledge of the participants (p value <0.0001; 95% CI 2.32 to 3.84). The participants associated the term ‘Chagas’ mostly with fear and concern. The level of stigmatisation was low, in contrast to the results of other studies. The barriers encountered in care-seeking behaviour were language, the migration process and difficulties to access the healthcare system.Conclusion EA with an integrative approach is useful to increase the knowledge of CD within the Bolivian migrant population living in Japan. The activity brings the possibility to explore not only the level of knowledge but also to reveal experiences and to understand the needs of the people at risk. Considering them as actors towards healthcare solutions could lead to better outcomes for the success of future policies and interventions aimed to decrease the global burden.https://bmjopen.bmj.com/content/10/9/e032546.full
spellingShingle Chris Smith
Kenji Hirayama
Nguyen Tien Huy
Inés María Iglesias Rodríguez
Dao Huy Manh
Tieu Minh Thuan
Hugo Alberto Justiniano
Sachio Miura
George Ito
Knowledge, behaviour and attitudes towards Chagas disease among the Bolivian migrant population living in Japan: a cross-sectional study
BMJ Open
title Knowledge, behaviour and attitudes towards Chagas disease among the Bolivian migrant population living in Japan: a cross-sectional study
title_full Knowledge, behaviour and attitudes towards Chagas disease among the Bolivian migrant population living in Japan: a cross-sectional study
title_fullStr Knowledge, behaviour and attitudes towards Chagas disease among the Bolivian migrant population living in Japan: a cross-sectional study
title_full_unstemmed Knowledge, behaviour and attitudes towards Chagas disease among the Bolivian migrant population living in Japan: a cross-sectional study
title_short Knowledge, behaviour and attitudes towards Chagas disease among the Bolivian migrant population living in Japan: a cross-sectional study
title_sort knowledge behaviour and attitudes towards chagas disease among the bolivian migrant population living in japan a cross sectional study
url https://bmjopen.bmj.com/content/10/9/e032546.full
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