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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
medicine
The global distribution of lymphatic filariasis, 2000–18: a geospatial analysis
The Lancet Global Health, Volume 8, No. 9, Year 2020
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Description
Background: Lymphatic filariasis is a neglected tropical disease that can cause permanent disability through disruption of the lymphatic system. This disease is caused by parasitic filarial worms that are transmitted by mosquitos. Mass drug administration (MDA) of antihelmintics is recommended by WHO to eliminate lymphatic filariasis as a public health problem. This study aims to produce the first geospatial estimates of the global prevalence of lymphatic filariasis infection over time, to quantify progress towards elimination, and to identify geographical variation in distribution of infection. Methods: A global dataset of georeferenced surveyed locations was used to model annual 2000–18 lymphatic filariasis prevalence for 73 current or previously endemic countries. We applied Bayesian model-based geostatistics and time series methods to generate spatially continuous estimates of global all-age 2000–18 prevalence of lymphatic filariasis infection mapped at a resolution of 5 km2 and aggregated to estimate total number of individuals infected. Findings: We used 14 927 datapoints to fit the geospatial models. An estimated 199 million total individuals (95% uncertainty interval 174–234 million) worldwide were infected with lymphatic filariasis in 2000, with totals for WHO regions ranging from 3·1 million (1·6–5·7 million) in the region of the Americas to 107 million (91–134 million) in the South-East Asia region. By 2018, an estimated 51 million individuals (43–63 million) were infected. Broad declines in prevalence are observed globally, but focal areas in Africa and southeast Asia remain less likely to have attained infection prevalence thresholds proposed to achieve local elimination. Interpretation: Although the prevalence of lymphatic filariasis infection has declined since 2000, MDA is still necessary across large populations in Africa and Asia. Our mapped estimates can be used to identify areas where the probability of meeting infection thresholds is low, and when coupled with large uncertainty in the predictions, indicate additional data collection or intervention might be warranted before MDA programmes cease. Funding: Bill & Melinda Gates Foundation. © 2020 The Author(s). Published by Elsevier Ltd. This is an open access article under the CC BY 4.0 license.
Available Materials
https://efashare.b-cdn.net/share/pmc/articles/PMC7443698/bin/mmc1.pdf
Authors & Co-Authors
Deshpande, Aniruddha
Switzerland, Geneva
Organisation Mondiale de la Santé
Miller-Petrie, Molly Katherine
Switzerland, Geneva
Organisation Mondiale de la Santé
Johnson, Kimberly B.
Switzerland, Geneva
Organisation Mondiale de la Santé
Abdoli, Amir
Iran, Jahrom
Jahrom University of Medical Sciences
Abrigo, Michael Ralph M.
Philippines, Quezon City
Philippine Institute for Development Studies
Adekanmbi, V. T.
United Kingdom, London
King's College London
Adetokunboh, Olatunji O.
South Africa, Stellenbosch
Stellenbosch University
Adinarayanan, Srividya
India, New Delhi
Indian Council of Medical Research
Ahmadpour, Ehsan
Iran, Tabriz
Infectious and Tropical Diseases Research Center
Iran, Tabriz
Tabriz University of Medical Sciences
Ahmed, Muktar Beshir
Ethiopia, Jimma
Jimma University
Australia, Adelaide
University of South Australia
Akalu, Temesgen Yihunie
Ethiopia, Gondar
University of Gondar
Alanzi, Turki Mashhoor
Saudi Arabia, Dammam
Imam Abdulrahman Bin Faisal University
Alinia, Cyrus
Iran, Urmia
Urmia University of Medical Sciences
Alipour, Vahid
Iran, Tehran
Iran University of Medical Sciences
Amit, Arianna Maever Loreche
Philippines, Manila
University of the Philippines Manila
United States, Baltimore
Johns Hopkins University
Anber, Nahla Hamed
Egypt, Mansoura
Mansoura University
Ancuceanu, Robert
Romania, Bucharest
Universitatea de Medicina si Farmacie Carol Davila Din Bucuresti
Andualem, Zewudu
Ethiopia, Gondar
University of Gondar
Ansari, Fereshteh
Iran, Tabriz
Iranian Center for Evidence-based Medicine
Iran, Karaj
Razi Vaccine & Serum Research Institute, Iran
Antonio, Carl Abelardo T.
Philippines, Manila
University of the Philippines Manila
Hong Kong, Hong Kong
The Hong Kong Polytechnic University
Anvari, Davood
Iran, Sari
Mazandaran University of Medical Sciences
Iran, Iranshahr
Iranshahr University of Medical Sciences
Appiah, Seth Christopher Yaw
Ghana, Kumasi
Kwame Nkrumah University of Science & Technology
Germany, Munich
Ludwig-maximilians-universität München
Arabloo, Jalal
Iran, Tehran
Iran University of Medical Sciences
Arnold, Benjamin F.
United States, San Francisco
University of California, San Francisco
Ausloos, M.
United Kingdom, Leicester
University of Leicester
Romania, Bucharest
Bucharest University of Economic Studies
Ayanore, Martin Amogre
Ghana, Ho
University of Health and Allied Sciences, Ghana
Badirzadeh, Alireza
Iran, Tehran
Iran University of Medical Sciences
Baig, Atif Amin
Malaysia, Kuala Terengganu
Universiti Sultan Zainal Abidin
Banach, Maciej P.
Poland, Lodz
Medical University of Lodz
Poland, Lodz
Instytut Centrum Zdrowia Matki Polki
Baraki, Adhanom Gebreegziabher
Ethiopia, Gondar
University of Gondar
Bärnighausen, Till Winfried
Germany, Heidelberg
Universität Heidelberg
United States, Cambridge
Harvard University
Bayati, Mohsen
Iran, Shiraz
Shiraz University of Medical Sciences
Bhattacharyya, Krittika
India, Kalyani
National Institute of Biomedical Genomics
India, Kolkata
University of Calcutta
Bhutta, Zulfiqar A.
Canada, Toronto
University of Toronto
Pakistan, Karachi
The Aga Khan University
Canada, Waterloo
University of Waterloo
Pakistan, Rawalpindi
Al-shifa Trust Eye Hospital
Bijani, Ali
Iran, Babol
Babol University of Medical Sciences
Bockarie, Moses John
Netherlands, The Hague
European & Developing Countries Clinical Trials Partnership
South Africa, Cape Town
University of Cape Town
Bisanzio, Donal
United States, Research Triangle Park
Rti International
United Kingdom, Nottingham
University of Nottingham
Biswas, Raaj Kishore
Switzerland, Geneva
Organisation Mondiale de la Santé
Bohlouli, Somayeh
Iran, Kermanshah
Islamic Azad University, Kermanshah Branch
Iran, Zanjan
Institute for Advanced Studies in Basic Sciences, Zanjan
Cano, Jorge
United Kingdom, London
London School of Hygiene & Tropical Medicine
Carvalho, Félix Dias
Portugal, Caparica
Ucibio-requimte
Chattu, Vijay Kumar
Canada, Toronto
University of Toronto
Chavshin, Alireza
Iran, Urmia
Urmia University of Medical Sciences
Cormier, Natalie Maria
Switzerland, Geneva
Organisation Mondiale de la Santé
Cromwell, Elizabeth A.
Switzerland, Geneva
Organisation Mondiale de la Santé
Schmidt, Chris A.
Switzerland, Geneva
Organisation Mondiale de la Santé
Damiani, Giovanni
Italy, Milan
Irccs Istituto Ortopedico Galeazzi
United States, Cleveland
Case Western Reserve University
Dandona, Rakhi
Switzerland, Geneva
Organisation Mondiale de la Santé
India, New Delhi
Public Health Foundation of India
United States, Seattle
University of Washington
Dandona, Lalit
Switzerland, Geneva
Organisation Mondiale de la Santé
India, New Delhi
Public Health Foundation of India
Darwesh, Aso Mohammad
Iraq, Sulaymaniyah
University of Human Development
Daryani, Ahamd
Iran, Sari
Mazandaran University of Medical Sciences
Dash, Aditya Prasad
Unknown Affiliation
Deribe, Kebede
United Kingdom, Brighton
Brighton and Sussex Medical School
Ethiopia, Addis Ababa
Addis Ababa University
Dessu, Blen Kassahun
Ethiopia, Sodo
Wolaita Sodo University
Dhimal, Megnath
Nepal, Kathmandu
Nepal Health Research Council
Dianatinasab, Mostafa
Iran, Shiraz
School of Health
Iran, Shahrood
Shahroud University of Medical Sciences
Diaz, D.
Mexico, Mexico
Universidad Nacional Autónoma de México
Mexico, Culiacan
Universidad Autónoma de Sinaloa
Do, Hoa Thi
Viet Nam, Ho Chi Minh City
Dại Học Nguyen Tat Thanh
Earl, Lucas
Switzerland, Geneva
Organisation Mondiale de la Santé
El Tantawi, Maha M.A.
Egypt, Alexandria
Alexandria University
Faraj, Anwar
Iraq, Sulaymaniyah
University of Human Development
Fatahi, Nazir
Iran, Kermanshah
Kermanshah University of Medical Sciences
Fernandes, Eduarda G.R.
Portugal, Porto
Laqv-requimte
Fischer, Florian
Germany, Weingarten
Hochschule Ravensburg-weingarten
Foigt, Nataliya A.
Ukraine, Kyiv
National Academy of Medical Sciences of Ukraine
Foroutan, M.
Iran, Abadan
Abadan University of Medical Sciences
Guo, Yuming
Australia, Clayton
Monash University
China, Binzhou
Binzhou Medical College
Hailu, Gessessew Bugssa
Ethiopia, Makale
Mekelle University
Hasaballah, Ahmed I.
Egypt, Cairo
Faculty of Science
Hassankhani, H.
Unknown Affiliation
Hassankhani, H.
Unknown Affiliation
Herteliu, Claudiu
Romania, Bucharest
Bucharest University of Economic Studies
United Kingdom, London
London South Bank University
de Hidru, Hagos Degefa
Ethiopia, Adigrat
Adigrat University
Hon, Julia
Switzerland, Geneva
Organisation Mondiale de la Santé
Hole, Michael K.
United States, Austin
The University of Texas at Austin
Hossain, Naznin
Unknown Affiliation
Hosseinzadeh, Mehdi
Iraq, Sulaymaniyah
University of Human Development
Viet Nam, Da Nang
Duy Tan University
Househ, Mowafa Said
Qatar, Doha
Hamad Bin Khalifa University
Humayun, Ayesha
Unknown Affiliation
Ilesanmi, Olayinka Stephen
Nigeria, Ibadan
University of Ibadan
Nigeria, Ibadan
University College Hospital, Ibadan
Ilic, Milena D.
Serbia, Belgrade
University of Belgrade
Serbia, Kragujevac
University of Kragujevac
Iqbal, Usman
Taiwan, Taipei
Taipei Medical University
Naghibi Irvani, Seyed Sina
Iran, Tehran
Shahid Beheshti University of Medical Sciences
Islam, Sheikh Mohammad Shariful
Australia, Melbourne
La Trobe University
Ji, John S.
China, Kunshan
Duke Kunshan University
United States, Durham
Duke University
Jóźwiak, Jacek Jerzy
Poland, Opole
Uniwersytet Opolski
Kabir, Ali
Iran, Tehran
Iran University of Medical Sciences
Kalankesh, Leila R.
Iran, Tabriz
Tabriz University of Medical Sciences
Kalhor, Rohollah
Iran, Qazvin
Qazvin University of Medical Sciences
Karamimatin, Behzad
Iran, Kermanshah
Kermanshah University of Medical Sciences
Karch, Andre
Germany, Munster
University of Münster
Karimi, Salah Eddin
Iran, Tabriz
Tabriz University of Medical Sciences
Kasaeian, Amir
Iran, Tehran
Pars Advanced and Minimally Invasive Medical Manners Research Center
Iran, Tehran
Tehran University of Medical Sciences
Kazemi-Karyani, Ali
Iran, Kermanshah
Kermanshah University of Medical Sciences
Kayode, Gbenga Ayodele
Nigeria, Abuja
Institute of Human Virology - Nigeria
Netherlands, Utrecht
Universiteit Utrecht
Kelbore, Abraham Getachew
Ethiopia, Sodo
Wolaita Sodo University
Khafaie, Morteza Abdullatif
Iran, Ahvaz
Ahvaz Jundishapur University of Medical Sciences
Khalilov, Rovshan I.
Azerbaijan, Baku
Baku State University
Azerbaijan, Baku
Azerbaijan National Academy of Sciences
Khan, Junaid
India, Mumbai
International Institute for Population Sciences
Khatab, Khaled
United Kingdom, Sheffield
Sheffield Hallam University
United States, Athens
Ohio University
Khater, Mona M.
Egypt, Cairo
Faculty of Medicine
Kim, Yun-jin
Malaysia, Sepang
Xiamen University Malaysia
King, Jonathan D.
Switzerland, Geneva
Organisation Mondiale de la Santé
Kinyoki, Damaris K.
Switzerland, Geneva
Organisation Mondiale de la Santé
Kianipour, Neda
Iran, Kermanshah
Kermanshah University of Medical Sciences
Kumar, G. Anil
India, New Delhi
Public Health Foundation of India
Kusuma, Dian
United Kingdom, London
Imperial College London
Indonesia, Depok
Universitas Indonesia
La-Vecchia, Carlo L.
Italy, Milan
Università Degli Studi Di Milano
Lansingh, Van Charles
United States, New York
Helpmesee, Inc.
Mexico, Queretaro
Mexican Institute of Ophthalmology
Lee, Paul H.
Hong Kong, Hong Kong
The Hong Kong Polytechnic University
LeGrand, Kate E.
Switzerland, Geneva
Organisation Mondiale de la Santé
Levine, Aubrey J.
Switzerland, Geneva
Organisation Mondiale de la Santé
Li, Shanshan
Australia, Clayton
Monash University
Maleki, Shokofeh
Iran, Kermanshah
Kermanshah University of Medical Sciences
Mansournia, Mohammad Ali
Iran, Tehran
Tehran University of Medical Sciences
Martins-Melo, Francisco Rogerlândio
Brazil, Caucaia
Federal Institute of Education
Massenburg, Benjamin B.
Switzerland, Geneva
Organisation Mondiale de la Santé
Mayala, Benjamin K.
Switzerland, Geneva
Organisation Mondiale de la Santé
United States, Fairfax
Icf International Inc.
Mendoza, Walter
United States, New York
United Nations Population Fund
Mengistu, Desalegn Tadese
Ethiopia, Makale
Mekelle University
Mereta, Seid Tiku
Ethiopia, Jimma
Jimma University
Meštrović, Tomislav
Croatia, Zagreb
Dr. Zora Profozic Polyclinic
Croatia, Koprivnica
University North
Mihretie, Kebadnew Mulatu M.
Ethiopia, Bahir Dar
Bahir Dar University
Mohamadian-Hafshejani, Abdollah
Iran, Shahr-e Kord
Shahrekord University of Medical Sciences
Mohammed, Shafiu Abdullah
Germany, Heidelberg
Universität Heidelberg
Nigeria, Zaria
Ahmadu Bello University
Mokdad, Ali H.I.
Switzerland, Geneva
Organisation Mondiale de la Santé
Moradi, Masoud
Iran, Kermanshah
Kermanshah University of Medical Sciences
Moradzadeh, Rahmatollah
Iran, Arak
Arak University of Medical Sciences
Moraga, Paula
United Kingdom, Bath
University of Bath
Morrison, Shane Douglas
Switzerland, Geneva
Organisation Mondiale de la Santé
Mosser, Jonathan F.
Switzerland, Geneva
Organisation Mondiale de la Santé
Mousavi, Seyyed Meysam
Iran, Tehran
Tehran University of Medical Sciences
Munro, Sandra B.
Switzerland, Geneva
Organisation Mondiale de la Santé
Mupfasoni, Denise
Switzerland, Geneva
Organisation Mondiale de la Santé
Saravanan, Muthupandian
Ethiopia, Makale
Mekelle University
Mwingira, Upendo John
United States, Research Triangle Park
Rti International
Tanzania, Dar es Salaam
National Institute of Transport
Naderi, Mehdi
Iran, Kermanshah
Kermanshah University of Medical Sciences
Nagarajan, Ahamarshan Jayaraman
Unknown Affiliation
Naik, Gurudatta A.
United States, Birmingham
The University of Alabama at Birmingham
Negoi, Ionut
Romania, Bucharest
Universitatea de Medicina si Farmacie Carol Davila Din Bucuresti
Romania, Bucharest
Emergency Hospital of Bucharest
Nguyen, Huong Lan Thi
Viet Nam, Da Nang
Duy Tan University
Nguyen, Trang Huyen Thi
Viet Nam, Ho Chi Minh City
Dại Học Nguyen Tat Thanh
Olagunju, Andrew Toyin
Canada, Hamilton
Mcmaster University
Nigeria, Lagos
University of Lagos
Omar Bali, Ahmed
Iraq, Sulaymaniyah
University of Human Development
Osarenotor, Osayomwanbo
Nigeria, Benin
University of Benin
Osei, Frank Badu
Netherlands, Enschede
Faculty of Geo-information Science and Earth Observation – Itc
Ghana, Sunyani
University of Energy and Natural Resources
Pigott, David M.
Switzerland, Geneva
Organisation Mondiale de la Santé
Shirude, Shreya
Switzerland, Geneva
Organisation Mondiale de la Santé
Hill, Elex
Switzerland, Geneva
Organisation Mondiale de la Santé
Donkers, Katie M.
Switzerland, Geneva
Organisation Mondiale de la Santé
Pirsaheb, Meghdad
Iran, Kermanshah
Kermanshah University of Medical Sciences
Rawaf, Salman
United Kingdom, London
Imperial College London
United Kingdom, London
Public Health England
Rawaf, David Laith
United Kingdom, London
Imperial College London
India, Manipal
Manipal Academy of Higher Education
United Kingdom, London
University College London Hospitals Nhs Foundation Trust
Rawassizadeh, Reza
United States, Boston
Boston University
Rezapour, Aziz
Iran, Tehran
Iran University of Medical Sciences
Ethiopia, Woldia
Woldia University
South Africa, Pretoria
University of Pretoria
Ribeiro, Ana I.
Portugal, Porto
Universidade do Porto
Rostami, Ali
Iran, Babol
Babol University of Medical Sciences
Sabesan, Shanmugavelu
India, New Delhi
Indian Council of Medical Research
Sajadi, S. Mohammad
Iraq, Soran
Soran University
Iraq, Erbil
Cihan University-erbil
Samy, Abdallah Mohammed
Egypt, Cairo
Ain Shams University
Sartorius, Benn
Switzerland, Geneva
Organisation Mondiale de la Santé
Iran, Rafsanjan
Rafsanjan University of Medical Sciences
United Kingdom, London
London School of Hygiene & Tropical Medicine
Schaeffer, Lauren E.
Switzerland, Geneva
Organisation Mondiale de la Santé
Shaikh, Masood Ali A.
Pakistan, Karachi
Independent Consultant
Sharafi, Kiomars
Iran, Kermanshah
Kermanshah University of Medical Sciences
Iran, Khorramabad
Lorestan University of Medical Sciences
Soltani, Shahin
Iran, Kermanshah
Kermanshah University of Medical Sciences
Sharifi, H.
Iran, Kerman
Kerman University of Medical Sciences
Shibuya, Kenji
United Kingdom, London
King's College London
Shin, Jae Il I.
South Korea, Seoul
Yonsei University
United States, Atlanta
Emory University
Soheili, Amin
Iran, Semnan
Semnan University of Medical Sciences and Health Services
Spotin, Adel
Unknown Affiliation
Stolk, Wilma A.
Netherlands, Rotterdam
Erasmus Mc
Tesfay, Berhe Etsay
Ethiopia, Adigrat
Adigrat University
Topoŕ-Ma̧dry, Roman
Poland, Krakow
Jagiellonian University Medical College
Poland, Warsaw
Agency for Health Technology Assessment in Poland
Tran, Bach Xuan
Viet Nam, Hanoi
Hanoi Medical University
Tran, Khanh Bao
New Zealand, Auckland
The University of Auckland
New Zealand, Auckland
Maurice Wilkins Centre for Molecular Biodiscovery
Ullah, Irfan
Pakistan, Peshawar
Iqra National University
Vasseghian, Yasser
Iran, Kermanshah
Kermanshah University of Medical Sciences
Violante, Francesco Saverio
Italy, Bologna
Alma Mater Studiorum Università Di Bologna
Italy, Bologna
Irccs Azienda Ospedaliero-universitaria Di Bologna
Vinkeles Melchers, Natalie V.S.
Netherlands, Rotterdam
Erasmus Mc
Yaya, Sanni
Canada, Ottawa
University of Ottawa
United Kingdom, Oxford
The George Institute, uk
Yip, Paul Siu Fai
Hong Kong, Hong Kong
The University of Hong Kong
Zaki, Leila
Iran, Tehran
Tarbiat Modares University
Zaman, Sojib Bin
Australia, Clayton
Monash Health
Bangladesh, Dhaka
International Centre for Diarrhoeal Disease Research Bangladesh
Zamanian, Maryam
Iran, Arak
Arak University of Medical Sciences
Zhang, Zhi Jiang
China, Wuhan
Wuhan University
Ziapour, Arash
Iran, Kermanshah
Kermanshah University of Medical Sciences
Hay, Simon I.
Switzerland, Geneva
Organisation Mondiale de la Santé
Reiner, Robert Charles
Switzerland, Geneva
Organisation Mondiale de la Santé
Statistics
Citations: 100
Authors: 188
Affiliations: 165
Identifiers
Doi:
10.1016/S2214-109X(20)30286-2
ISSN:
2214109X
Research Areas
Disability
Health System And Policy
Study Design
Randomised Control Trial
Cross Sectional Study
Grounded Theory