Monthly Distribution of Wild Poliovirus Cases1, 2014-20182 WPV type 1 Number of Wild Poliovirus Cases 2014 2018 2016 2015 2017 1By date of onset of paralysis. Cases with onset in March 2018 will be reflected in the next update. 2No WPV2 nor WPV3 cases were reported in 2014 - 2018. Data in WHO HQ as of 17 April 2018
Ambiguous Vaccine-derived Poliovirus (aVDPV)1 Cases, 2008-2018 1For aVDPV definition see : http://polioeradication.org/wp-content/uploads/2016/09/Reporting-and-Classification-of-VDPVs_Aug2016_EN.pdf Figure includes only aVDPV positives from AFP case reporting. Data in WHO HQ as of 17 April 2018
Non-polio AFP Rate March 2016 – February 2017 < 0.5 0.5 - 0.99 > 1 No AFP Surveillance/data The boundaries and names shown and the designations used on this map do not imply the expression of any opinion whatsoever on the part of the World Health Organization concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries. Dotted lines on maps represent approximate border lines for which there may not yet be full agreement. © WHO 2018. All rights reserved Data in WHO HQ as of 17 April 2018
Adequate Stool Collection Percentage March 2016 – February 2017 March 2017 – February 2018 < 60% 60% - 79.99% > 80% No AFP Surveillance/data The boundaries and names shown and the designations used on this map do not imply the expression of any opinion whatsoever on the part of the World Health Organization concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries. Dotted lines on maps represent approximate border lines for which there may not yet be full agreement. © WHO 2018. All rights reserved Data in WHO HQ as of 20 March 2018
Surveillance Indicators, AFRO and EMRO March 2017 – February 2018 (Rolling 12 months) Non-polio AFP rate < 1 1 – 1.99 >= 2 Adequate stool collection percentage < 50% 50 – 79.99% >= 80% The boundaries and names shown and the designations used on this map do not imply the expression of any opinion whatsoever on the part of the World Health Organization concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries. Dotted lines on maps represent approximate border lines for which there may not yet be full agreement. © WHO 2018. All rights reserved Data in WHO HQ as of 17 April 2018
Surveillance Indicators, AFRO and EMRO October 2017 – March 2018 (Rolling 6 months) Non-polio AFP rate < 1 1 – 1.99 >= 2 Adequate stool collection percentage < 50% 50 – 79.99% >= 80% The boundaries and names shown and the designations used on this map do not imply the expression of any opinion whatsoever on the part of the World Health Organization concerning the legal status of any country, territory, city or area or of its authorities, or concerning the delimitation of its frontiers or boundaries. Dotted lines on maps represent approximate border lines for which there may not yet be full agreement. © WHO 2018 All rights reserved Data in WHO HQ as of 17 April 2018