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Volume 22, Number 8—August 2016

Assessment of Community Event–Based Surveillance for Ebola Virus Disease, Sierra Leone, 2015

Ruwan Ratnayake1Comments to Author , Samuel J. Crowe1, Joseph Jasperse, Grayson Privette, Erin Stone, Laura Miller, Darren Hertz, Clementine Fu, Matthew J. Maenner, Amara Jambai, and Oliver Morgan
Author affiliations: International Rescue Committee, New York, New York, USA (R. Ratnayake); Centers for Disease Control and Prevention, Atlanta, Georgia, USA (S.J. Crowe, M.J. Maenner, O. Morgan); International Rescue Committee, Freetown, Sierra Leone (J. Jasperse, G. Privette, E. Stone, L. Miller, D. Hertz); Action contre la Faim, Kambia, Sierra Leone (C. Fu); Sierra Leone Ministry of Health and Sanitation, Freetown (A. Jambai)

Main Article

Table 2

CEBS alert rates by type and district, Sierra Leone, February 27–September 30, 2015*

District Population estimate† Days of CEBS operation Death alerts
Sick alerts
Total no. alerts Rate‡ Total no. alerts Rate‡
Moyamba 278,119 208 2,203 3.81 74 0.13
Bombali 494,139 156 1,137 1.47 250 0.32
Kambia 341,690 170 1,273 2.19 148 0.25
Bo 654,142 165 1,775 1.64 238 0.22
Tonkolili 434,937 215 1,343 1.44 192 0.21
Kenema 653,013 183 1,327 1.11 308 0.26
Kono 325,003 160 573 1.10 48 0.09
Pujehun 335,574 200 432 0.64 108 0.16
Kailahun 465,048 108 358 0.71 339 0.67

*CEBS (community event–based surveillance) was conducted in 9 of the country’s 14 districts.
†Estimates from the 2004 Population and Housing Census: Analytical Report on Population Projection for Sierra Leone (8).
‡No. alerts/100,000 persons/d.

Main Article

1These first authors contributed equally to this article.

Page created: July 28, 2016
Page updated: July 28, 2016
Page reviewed: July 28, 2016
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