Imported and indigenous Plasmodium Vivax and Plasmodium Falciparum malaria in the Hubei Province of China, 2005–2019
Abstract Background The Hubei Province in China reported its last indigenous malaria case in September 2012, but imported malaria cases, particularly those related to Plasmodium vivax and Plasmodium falciparum, threaten Hubei’s malaria-free status. This study investigated the epidemiological changes...
Published in: | Malaria Journal |
---|---|
Main Authors: | , , , , , , , , , , , |
Format: | Article in Journal/Newspaper |
Language: | English |
Published: |
BMC
2023
|
Subjects: | |
Online Access: | https://doi.org/10.1186/s12936-023-04752-7 https://doaj.org/article/bb586bfa1e6f4c8589b521a3a237aa76 |
id |
ftdoajarticles:oai:doaj.org/article:bb586bfa1e6f4c8589b521a3a237aa76 |
---|---|
record_format |
openpolar |
spelling |
ftdoajarticles:oai:doaj.org/article:bb586bfa1e6f4c8589b521a3a237aa76 2023-12-31T10:04:11+01:00 Imported and indigenous Plasmodium Vivax and Plasmodium Falciparum malaria in the Hubei Province of China, 2005–2019 Dongni Wu Hong Zhu Lun Wan Juan Zhang Wen Lin Lingcong Sun Huaxun Zhang Si Liu Eimear Cleary Andrew J. Tatem Jing Xia Shengjie Lai 2023-11-01T00:00:00Z https://doi.org/10.1186/s12936-023-04752-7 https://doaj.org/article/bb586bfa1e6f4c8589b521a3a237aa76 EN eng BMC https://doi.org/10.1186/s12936-023-04752-7 https://doaj.org/toc/1475-2875 doi:10.1186/s12936-023-04752-7 1475-2875 https://doaj.org/article/bb586bfa1e6f4c8589b521a3a237aa76 Malaria Journal, Vol 22, Iss 1, Pp 1-10 (2023) China Elimination Epidemiology Imported cases Malaria Arctic medicine. Tropical medicine RC955-962 Infectious and parasitic diseases RC109-216 article 2023 ftdoajarticles https://doi.org/10.1186/s12936-023-04752-7 2023-12-03T01:44:00Z Abstract Background The Hubei Province in China reported its last indigenous malaria case in September 2012, but imported malaria cases, particularly those related to Plasmodium vivax and Plasmodium falciparum, threaten Hubei’s malaria-free status. This study investigated the epidemiological changes in P. vivax and P. falciparum malaria in this province to provide scientific evidence for preventing malaria resurgence. Methods The prevalence, demographic characteristics, seasonal features, and geographical distribution of malaria were assessed using surveillance data and were compared across three stages: control stage (2005–2009) and elimination stages I (2010–2014) and II (2015–2019). Results In 2005–2019, 8483 malaria cases were reported, including 5599 indigenous P. vivax cases, 275 imported P. vivax cases, 866 imported P. falciparum cases, and 1743 other cases. Imported P. falciparum cases accounted for 0.07% of all cases reported in 2005, but increased to 78.81% in 2019. Most imported P. vivax and P. falciparum malaria occurred among males, aged 21–60 years, during elimination stages I and II. The number of regions affected by imported P. falciparum and P. vivax increased markedly in Hubei from the control stage to elimination stage II. Overall, 1125 imported P. vivax and P. falciparum cases were detected from 47 other nations. Eight imported cases were detected from other provinces in China. From the control stage to elimination stage II, the number of cases of malaria imported from African countries increased, and that of cases imported from Southeast Asian countries decreased. Conclusions Although Hubei has achieved malaria elimination, it faces challenges in maintaining this status. Hence, imported malaria surveillance need to be strengthened to reduce the risk of malaria re-introduction. Article in Journal/Newspaper Arctic Directory of Open Access Journals: DOAJ Articles Malaria Journal 22 1 |
institution |
Open Polar |
collection |
Directory of Open Access Journals: DOAJ Articles |
op_collection_id |
ftdoajarticles |
language |
English |
topic |
China Elimination Epidemiology Imported cases Malaria Arctic medicine. Tropical medicine RC955-962 Infectious and parasitic diseases RC109-216 |
spellingShingle |
China Elimination Epidemiology Imported cases Malaria Arctic medicine. Tropical medicine RC955-962 Infectious and parasitic diseases RC109-216 Dongni Wu Hong Zhu Lun Wan Juan Zhang Wen Lin Lingcong Sun Huaxun Zhang Si Liu Eimear Cleary Andrew J. Tatem Jing Xia Shengjie Lai Imported and indigenous Plasmodium Vivax and Plasmodium Falciparum malaria in the Hubei Province of China, 2005–2019 |
topic_facet |
China Elimination Epidemiology Imported cases Malaria Arctic medicine. Tropical medicine RC955-962 Infectious and parasitic diseases RC109-216 |
description |
Abstract Background The Hubei Province in China reported its last indigenous malaria case in September 2012, but imported malaria cases, particularly those related to Plasmodium vivax and Plasmodium falciparum, threaten Hubei’s malaria-free status. This study investigated the epidemiological changes in P. vivax and P. falciparum malaria in this province to provide scientific evidence for preventing malaria resurgence. Methods The prevalence, demographic characteristics, seasonal features, and geographical distribution of malaria were assessed using surveillance data and were compared across three stages: control stage (2005–2009) and elimination stages I (2010–2014) and II (2015–2019). Results In 2005–2019, 8483 malaria cases were reported, including 5599 indigenous P. vivax cases, 275 imported P. vivax cases, 866 imported P. falciparum cases, and 1743 other cases. Imported P. falciparum cases accounted for 0.07% of all cases reported in 2005, but increased to 78.81% in 2019. Most imported P. vivax and P. falciparum malaria occurred among males, aged 21–60 years, during elimination stages I and II. The number of regions affected by imported P. falciparum and P. vivax increased markedly in Hubei from the control stage to elimination stage II. Overall, 1125 imported P. vivax and P. falciparum cases were detected from 47 other nations. Eight imported cases were detected from other provinces in China. From the control stage to elimination stage II, the number of cases of malaria imported from African countries increased, and that of cases imported from Southeast Asian countries decreased. Conclusions Although Hubei has achieved malaria elimination, it faces challenges in maintaining this status. Hence, imported malaria surveillance need to be strengthened to reduce the risk of malaria re-introduction. |
format |
Article in Journal/Newspaper |
author |
Dongni Wu Hong Zhu Lun Wan Juan Zhang Wen Lin Lingcong Sun Huaxun Zhang Si Liu Eimear Cleary Andrew J. Tatem Jing Xia Shengjie Lai |
author_facet |
Dongni Wu Hong Zhu Lun Wan Juan Zhang Wen Lin Lingcong Sun Huaxun Zhang Si Liu Eimear Cleary Andrew J. Tatem Jing Xia Shengjie Lai |
author_sort |
Dongni Wu |
title |
Imported and indigenous Plasmodium Vivax and Plasmodium Falciparum malaria in the Hubei Province of China, 2005–2019 |
title_short |
Imported and indigenous Plasmodium Vivax and Plasmodium Falciparum malaria in the Hubei Province of China, 2005–2019 |
title_full |
Imported and indigenous Plasmodium Vivax and Plasmodium Falciparum malaria in the Hubei Province of China, 2005–2019 |
title_fullStr |
Imported and indigenous Plasmodium Vivax and Plasmodium Falciparum malaria in the Hubei Province of China, 2005–2019 |
title_full_unstemmed |
Imported and indigenous Plasmodium Vivax and Plasmodium Falciparum malaria in the Hubei Province of China, 2005–2019 |
title_sort |
imported and indigenous plasmodium vivax and plasmodium falciparum malaria in the hubei province of china, 2005–2019 |
publisher |
BMC |
publishDate |
2023 |
url |
https://doi.org/10.1186/s12936-023-04752-7 https://doaj.org/article/bb586bfa1e6f4c8589b521a3a237aa76 |
genre |
Arctic |
genre_facet |
Arctic |
op_source |
Malaria Journal, Vol 22, Iss 1, Pp 1-10 (2023) |
op_relation |
https://doi.org/10.1186/s12936-023-04752-7 https://doaj.org/toc/1475-2875 doi:10.1186/s12936-023-04752-7 1475-2875 https://doaj.org/article/bb586bfa1e6f4c8589b521a3a237aa76 |
op_doi |
https://doi.org/10.1186/s12936-023-04752-7 |
container_title |
Malaria Journal |
container_volume |
22 |
container_issue |
1 |
_version_ |
1786830242938093568 |