Ebola Virus Disease Outbreaks: Situation Update, 08 January 2015

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The most recent positive Ebola Virus Disease case has been confirmed on the 29 December 2014 in Glosgow, United Kingdom (UK). The case is a health-care worker who returned from volunteering at an Ebola Treatment Centre in Sierra Leone. The patient has been isolated and is receiving treatment. Moreover, Public health authorities are now investigating all possible contacts.



1. Countries with widespread and intense transmission (Guinea, Liberia and Sierra Leone)

As at 02 January 2015 for Liberia, 04 January 2015 for Guinea and Sierra Leone, a cumulative total of 20 712 EVD cases (laboratory-confirmed, probable, and suspected) including 8 220 deaths with an overall case fatality rate (CFR) of 40% have been reported.

  • Guinea reported 2 775 cases (2 471 confirmed, 282 probable, 22 suspected) with 1 781 deaths (CFR: 64%)
  • Liberia reported 8 157 cases (3 118 confirmed, 1 816 probable and 3 223 suspected) with 3 496 deaths (CFR: 43%)
  • Sierra Leone reported 9 780 cases (7 602 confirmed, 287 probable, 1 891 suspected) with 2 943 deaths (CFR: 30%)

A summary of case numbers reported in the current EVD outbreak in Guinea, Liberia and Sierra Leone is shown in Table 1. Figure 1 shows the geographic distribution of the current EVD outbreak in West Africa.

 

Table 1: Number of Ebola virus disease cases and deaths in Liberia (as at 02 January 2015), Guinea and Sierra Leone as at 04 January 2015

Country Total cases (laboratory-confirmed, probable and suspected) Total deaths Case fatality rate Laboratory-confirmed cases Laboratory-confirmed deaths Number of cases in healthcare workers
 
 
Guinea
 
2 775
 
1 781
 
64%
 
2 471
 
1 499
 
154 (89)
Liberia 8 157 3 496 43% 3 118 *  
370 (178)
Sierra Leone  
9 780
 
2 943
 
30%
 
7 602
 
2 577
 
296 (221)
Totals 20 712 8 220 40% 13 191    
820 (488)
 

Source: World Health Organization Global Alert and Response: Ebola data and statistics, situation summary of 07 January 2015 (www.who.int)  

*No data available

 

2. Countries with an initial case or cases, or with localised transmission 

To date six countries have reported a case or imported cases from countries with intense transmission: Nigeria, Senegal, Spain, Mali, United States of America (USA) and United Kingdom (UK).

The EVD outbreaks in Senegal, Nigeria and Spain were declared over on 17 October, 19 October and 2 December 2014 respectively. Table 2 summarises the number of EVD cases and deaths in Mali and UK.


USA: As at 14 December 2014, four cases and one death have been reported.

Mali: As at 04 January 2015, eight cases including six deaths have been reported. The most recent cases are not related to the first EVD-positive case-patient.

UK: As at 04 January 2015, one case has been reported with no deaths.

 

Table 2: Number of Ebola virus disease cases and deaths in UK and Mali as at 04 January 2015

Country Total cases (laboratory-confirmed, probable & suspected) Laboratory Confirmed Cases Laboratory
Confirmed
deaths
Probable Cases Suspected Cases Total deaths Number of cases in healthcare workers
UK 1 1 0 0 0 0 1 (0 deaths)
Mali 8 7 5 1 0 6 2 (2 deaths)
Total 9 8  
5
1 0 6 3 (2 deaths)
 

Source: World Health Organization Global Alert and Response: Ebola response roadmap, update of 07 January 2015 (www.who.int)

 


 

Data are based on situation reports provided by countries. 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 and dashed lines on maps represent approximate border lines for which there may not yet be full agreement. *Data for the past 21 days represent confirmed cases in Guinea, Liberia, Mali and Sierra Leone.   


Figure 1Geographic distribution of Ebola virus disease in Guinea, Liberia, Mali and Sierra Leone as at 04 January 2015


Source: WHO Ebola Response Roadmap Situation report 31 December 2014 ; NICD website www.nicd.ac.za