CHOLERA SITUATION IN YEMENDecember 2020

2500

Highlights

Cumulative key figures, October 2016 – December 2020

Epidemic curve of cholera cases in Yemen
2000• In December 2020, the Ministry of Public Health and Population of Yemen
reported a total 8 684 suspected cholera cases including 4 related deaths (casefatality rate: 0.05%) from 16 governorates.

October 2016 - 26 April 2017 (First wave)

2500

2 510 806

• The cumulative number of suspected cholera cases reported in Yemen fromOctober 2016 to December 2020 is 2 510 806 including 3981 related deaths
with a case fatality ratio of 0.16%. During the second wave of this outbreak thatstarted on 27 April 2017, the total number of suspected cholera cases were 2484 979 including 3852 related deaths with a case fatality ratio of 0.16%.

1000

Number ofsuspected cases

1500

500

• During year 2020, a total of 1347 stool specimens were tested. Out of these, 130
were laboratory confirmed for Vibrio cholerae.

026.5%

500

Number of suspected cases

1%

0.16%

Children < 5 years

CFR50044 45

46 47 48 49 50
2016

51 52

12345Epidemiological weeks

44 45 46 47 48 49 50 51 52

1234675892017

10 11 1213 14 1567982016

Cholera cases reported in Yemen by epidemicwave, October 2016 – December 2020 (n= 2 510 806)

Related deaths

5000• The 5 governorates with the highest cumulative attack rate per 10 000 were
Amran (1780.86), Sana’a (1718.64), Al Mahwit (1661.80), Al Bayda (1524.79)
and Al Hudaydah (1172.77). The national attack rate is 882.22 per 10 000. The
governorates with a high number of deaths are Hajjah (585), Ibb (515), Al
Hudaydah (409) and Taizz (339).

3 981

Suspected cases

2000

Last 4 weeks key figures, December 2020

1610 11 12 13 14 15 1627 April 2017 – 30 December 2020 (Second wave)

50000

427%

0.05%

Suspected cases

2017

Epidemic curve of cholera cases in Yemen,

60000

8 684

40000

Related deaths

Children < 5 years

30000

CFR

20000
10000
017 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51

1357911 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51

20171357911 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51

2018

2019

1357911 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53

2020

Distribution of suspected cholera cases in Yemen
April 2017 – December 2020

Epidemiological weeks

Cholera cases and deaths reported during the second wave by governorate

First wave

27 April 2017 – 31 December 2020

Second wave

Cholera cases and case fatality rates bygovernorate in Yemen

4500005.00

4000004.50
4.00

3500003.50

3000003.00
2500002.50
2000002.00
1500001.50

100000

1.00

50000

0.5000.00

Governorate

Case Fatality Rate (%)

Number of suspected cases

WHO-EM/CSR/314/E

27 April 2017 – 30 December 2020 (second wave)

Governorate

CasesDeaths)%( CFR

Abyan
Aden
Al Bayda
Al Dhale’e
Al Hudaydah
Al Jawf
Al Maharah
Al Mahwit
Amanat Al Asimah
Amran
DhamarHajjah
Ibb
Lahj
Marib
MokllaRaymahSa’adaSana’aSay’onShabwah
Taizz
Total

32508
29200
116701
62973
38472238135
1740
123134270267207938226338229702
194146
34363
10511
1417
36658
61874
2552378829021644252484979

68
105115117409
53
2222184265
292585515
5716919538247
415339
3852

0.21
0.36
0.10
0.19
0.11
0.14
0.11
0.18
0.07
0.13
0.13
0.25
0.27
0.17
0.15
0.64
0.53
0.06
0.10
4.55
0.52
0.21
0.16

© World Health Organization 2020.
Some rights reserved. This work is available under the Creative Commons Attribution-Non Commercial-Share Alike 3.0 IGO license (CC BY-NC-SA 3.0 IGO; https://creativecommons.org/licenses/by-nc-sa/3.0/igo).
Permission must be sought from the Ministry of Public Health and Population Yemen and WHO Representative of Yemen to use this data.

Saada

Cumulative attack
rate (per 10 000)
562.82310.501524.79
847.021172.77652.52114.71
1661.80
931.311780.861109.11960.64649.38337.11288.7431.68
595.95659.82
1718.642.30
47.46
542.69882.22

Al Jawf

Amanat Al Aslma

Amran
HajjahMaribAl Mahwit

Sana’aAl Hudaydah

Shabwah

RaymahDhamarAl Bayda
Ibb
Al Dhale'e
Abyan

Taizz
Lahj
Aden

Number of cholera cases

01

10 000

20 00050 000

10 0 000

Published by the World Health Organization (WHO), Eastern Mediterranean Regional Office (EMRO), Cairo, Egypt.
For Correspondence: Tel + 22765492-2-20, Fax + 2765456-2-20. E-mail: emrgohspoutbreak@who.int