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Volume 24, Number 1—January 2018

Emergence of Vaccine-Derived Polioviruses during Ebola Virus Disease Outbreak, Guinea, 2014–2015

Maria Dolores Fernandez-GarciaComments to Author , Manasi Majumdar, Ousmane Kebe, Aichatou D. Fall, Moussa Kone, Mouctar Kande, Moustapha Dabo, Mohamed Salif Sylla, Djenou Sompare, Wayne Howard, Ousmane Faye, Javier Martin1, and Kader Ndiaye1
Author affiliations: Institut Pasteur, Dakar, Senegal (M.D. Fernandez-Garcia, O. Kebe, A.D. Fall, O. Faye, K. Ndiaye); National Institute for Biological Standards and Control, Potters Bar, UK (M. Majumdar, J. Martin); World Health Organization, Conakry, Guinea (M. Kone, M. Kande); Guinean Ministry of Health, Conakry (M. Dabo, M.S. Sylla, D. Sompare); National Institute for Communicable Diseases, Johannesburg, South Africa (W. Howard)

Main Article

Table 3

AFP surveillance quality indicators in Guinea, 2012–2016*

Indicator Target 2012 2013 2014 2015 2016
AFP cases reported, no. NA 186 221 132 113 1,298
AFP cases with 2 fecal specimens collected within 14 d of onset of paralysis, % 80 92.4 92.3 95.7 71.7 89.6
Fecal specimens arriving at national level within 3 d of being sent, % 80 83.4 87.9 87.8 79 58.8
Fecal specimens arriving at laboratory in good condition, % 90 63.7 54.6 86.4 94.3 94.2
Fecal specimens for which laboratory results were sent within 14 d of receipt at lab, % 80 100 100 99.2 93.1 62.5
Fecal specimens from which nonpolio enterovirus was isolated, % 10 12.8 8.5 12.4 7.5 16.1
VDPVs, no. NA 0 0 1 12 0
Sabin virus, no. NA 12 29 1 37 182

*AFP, acute flaccid paralysis; NA, not applicable; VDPV, vaccine-derived poliovirus.

Main Article

1These authors contributed equally to this article.

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