Respondent-driven sampling on the Thailand-Cambodia border. I. Can malaria cases be contained in mobile migrant workers?

<p>Abstract</p> <p>Background</p> <p>Reliable information on mobility patterns of migrants is a crucial part of the strategy to contain the spread of artemisinin-resistant malaria parasites in South-East Asia, and may also be helpful to efforts to address other public h...

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Main Authors: Delacollette Charles, Satimai Wichai, Thwing Julie, Eliades James, Wangroongsarb Piyaporn, Khamsiriwatchara Amnat, Kaewkungwal Jaranit
Format: Article
Language:English
Published: BMC 2011-05-01
Series:Malaria Journal
Online Access:http://www.malariajournal.com/content/10/1/120
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author Delacollette Charles
Satimai Wichai
Thwing Julie
Eliades James
Wangroongsarb Piyaporn
Khamsiriwatchara Amnat
Kaewkungwal Jaranit
author_facet Delacollette Charles
Satimai Wichai
Thwing Julie
Eliades James
Wangroongsarb Piyaporn
Khamsiriwatchara Amnat
Kaewkungwal Jaranit
author_sort Delacollette Charles
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>Reliable information on mobility patterns of migrants is a crucial part of the strategy to contain the spread of artemisinin-resistant malaria parasites in South-East Asia, and may also be helpful to efforts to address other public health problems for migrants and members of host communities. In order to limit the spread of malarial drug resistance, the malaria prevention and control programme will need to devise strategies to reach cross-border and mobile migrant populations.</p> <p>Methodology</p> <p>The Respondent-driven sampling (RDS) method was used to survey migrant workers from Cambodia and Myanmar, both registered and undocumented, in three Thai provinces on the Thailand-Cambodia border in close proximity to areas with documented artemisinin-resistant malaria parasites. 1,719 participants (828 Cambodian and 891 Myanmar migrants) were recruited. Subpopulations of migrant workers were analysed using the Thailand Ministry of Health classification based on length of residence in Thailand of greater than six months (long-term, or M1) or less than six months (short-term, or M2). Key information collected on the structured questionnaire included patterns of mobility and migration, demographic characteristics, treatment-seeking behaviours, and knowledge, perceptions, and practices about malaria.</p> <p>Results</p> <p>Workers from Cambodia came from provinces across Cambodia, and 22% of Cambodian M1 and 72% of Cambodian M2 migrants had been in Cambodia in the last three months. Less than 6% returned with a frequency of greater than once per month. Of migrants from Cambodia, 32% of M1 and 68% of M2 were planning to return, and named provinces across Cambodia as their likely next destinations. Most workers from Myanmar came from Mon state (86%), had never returned to Myanmar (85%), and only 4% stated plans to return.</p> <p>Conclusion</p> <p>Information on migratory patterns of migrants from Myanmar and Cambodia along the malaria endemic Thailand-Cambodian border within the artemisinin resistance containment zone will help target health interventions, including treatment follow-up and surveillance.</p>
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spelling doaj.art-64ff5f74a895460e9105f5f805ddafbf2022-12-22T01:19:27ZengBMCMalaria Journal1475-28752011-05-0110112010.1186/1475-2875-10-120Respondent-driven sampling on the Thailand-Cambodia border. I. Can malaria cases be contained in mobile migrant workers?Delacollette CharlesSatimai WichaiThwing JulieEliades JamesWangroongsarb PiyapornKhamsiriwatchara AmnatKaewkungwal Jaranit<p>Abstract</p> <p>Background</p> <p>Reliable information on mobility patterns of migrants is a crucial part of the strategy to contain the spread of artemisinin-resistant malaria parasites in South-East Asia, and may also be helpful to efforts to address other public health problems for migrants and members of host communities. In order to limit the spread of malarial drug resistance, the malaria prevention and control programme will need to devise strategies to reach cross-border and mobile migrant populations.</p> <p>Methodology</p> <p>The Respondent-driven sampling (RDS) method was used to survey migrant workers from Cambodia and Myanmar, both registered and undocumented, in three Thai provinces on the Thailand-Cambodia border in close proximity to areas with documented artemisinin-resistant malaria parasites. 1,719 participants (828 Cambodian and 891 Myanmar migrants) were recruited. Subpopulations of migrant workers were analysed using the Thailand Ministry of Health classification based on length of residence in Thailand of greater than six months (long-term, or M1) or less than six months (short-term, or M2). Key information collected on the structured questionnaire included patterns of mobility and migration, demographic characteristics, treatment-seeking behaviours, and knowledge, perceptions, and practices about malaria.</p> <p>Results</p> <p>Workers from Cambodia came from provinces across Cambodia, and 22% of Cambodian M1 and 72% of Cambodian M2 migrants had been in Cambodia in the last three months. Less than 6% returned with a frequency of greater than once per month. Of migrants from Cambodia, 32% of M1 and 68% of M2 were planning to return, and named provinces across Cambodia as their likely next destinations. Most workers from Myanmar came from Mon state (86%), had never returned to Myanmar (85%), and only 4% stated plans to return.</p> <p>Conclusion</p> <p>Information on migratory patterns of migrants from Myanmar and Cambodia along the malaria endemic Thailand-Cambodian border within the artemisinin resistance containment zone will help target health interventions, including treatment follow-up and surveillance.</p>http://www.malariajournal.com/content/10/1/120
spellingShingle Delacollette Charles
Satimai Wichai
Thwing Julie
Eliades James
Wangroongsarb Piyaporn
Khamsiriwatchara Amnat
Kaewkungwal Jaranit
Respondent-driven sampling on the Thailand-Cambodia border. I. Can malaria cases be contained in mobile migrant workers?
Malaria Journal
title Respondent-driven sampling on the Thailand-Cambodia border. I. Can malaria cases be contained in mobile migrant workers?
title_full Respondent-driven sampling on the Thailand-Cambodia border. I. Can malaria cases be contained in mobile migrant workers?
title_fullStr Respondent-driven sampling on the Thailand-Cambodia border. I. Can malaria cases be contained in mobile migrant workers?
title_full_unstemmed Respondent-driven sampling on the Thailand-Cambodia border. I. Can malaria cases be contained in mobile migrant workers?
title_short Respondent-driven sampling on the Thailand-Cambodia border. I. Can malaria cases be contained in mobile migrant workers?
title_sort respondent driven sampling on the thailand cambodia border i can malaria cases be contained in mobile migrant workers
url http://www.malariajournal.com/content/10/1/120
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