Key result
Reported WPV1 cases in Afghanistan increased to 41 during January-July 2020 (compared with 15 during January-July 2019) amid insurgency bans on house-to-house vaccination and COVID-19 pauses.
Why the study?
Wild poliovirus type 1 transmission is ongoing only in Afghanistan and Pakistan, with case numbers in Afghanistan increasing each year during 2017-2020 after a previous decline.
Population
Children in Afghanistan targeted for polio vaccination and acute flaccid paralysis surveillance
Design
Public health surveillance report
Follow-up
January 2019–July 2020
Authors
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Bans on house-to-house polio vaccination coincide with rising WPV1 cases in Afghanistan; leaves open effective delivery strategies in conflict zones.
Observational
Wild poliovirus circulation has increased in Afghanistan during 2019-2020 due to campaign bans and the COVID-19 pandemic, highlighting the critical need to integrate polio vaccination with broader humanitarian services to regain access.
Martinez et al. (2020) conducted an observational in Poliomyelitis. Polio vaccination campaigns was evaluated on Number of reported wild poliovirus type 1 (WPV1) cases. Reported WPV1 cases in Afghanistan increased to 41 during January-July 2020 (compared with 15 during January-July 2019) amid insurgency bans on house-to-house vaccination and COVID-19 pauses.