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Table 5 Cases averted per 1000 vaccinations vs ‘no vaccination’

From: Model-based evaluation of the impact of prophylactic vaccination applied to Ebola epidemics in Sierra Leone and Democratic Republic of Congo

Vaccine efficacy

Sierra Leone 2014

DRC 2018 (North Kivu)

30%

90%

30%

90%

Non-HCW

HCW

H30

(346)

H90

(1038)

H30

(346)

H90

(1038)

H30

(1569)

H90

(4707)

H30

(1569)

H90

(4707)

G0

(0)

5,698

4,679

8,361

5,951

544

391

738

469

G5

(351K)

13.8

 

17.4

 

4

 

5

 

G10

(702K)

9.2

 

10.6

 

3

 

3

 
  1. No vaccination: Cumulative cases = 8711 in Sierra Leone 2014 and 2782 in DRC 2018 (North Kivu), Cumulative deaths = 3580 in Sierra Leone 2014 and 1876 in DRC 2018 (North Kivu)
  2. (Number of vaccinations in parentheses); DRC: Democratic Republic of the Congo; HCW: healthcare workers; H30: 30% HCW vaccinated; H90: 90% HCW vaccinated; G0: 0% Non-HCW vaccinated; G5: 5% Non-HCW vaccinated; G10: 10% Non-HCW vaccinated