CHOLERA SITUATION IN December 2020

2500 Cumulative key figures,October 2016 – December 2020 Highlights Epidemic curve of cholera cases in Yemen

2000 2500 October 2016 - 26 April 2017 (First wave) • In December 2020, the Ministry of Public Health and Population of Yemen reported a total 8 684 suspected cholera cases including 4 related deaths (case 2 510 806 3 981 2000 fatality rate: 0.05%) from 16 governorates. Suspected cases Related deaths

1500 • The cumulative number of suspected cholera cases reported in Yemen from 500 October 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 that 1000 500 26.5% 0.16% started on 27 April 2017, the total number of suspected cholera cases were 2 484 979 including 3852 related deaths with a case fatality ratio of 0.16%. Number of Children < 5 years CFR suspected cases 500 • During year 2020, a total of 1347 stool specimens were tested. Out of these, 130 500 were laboratory confirmed for Vibrio cholerae. 0 Last 4 weeks key figures,December 2020 44 45 46 47 48 49 50 51 52 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 • The 5 governorates with the highest cumulative attack rate per 10 000 were 2016 2017 0 Amran (1780.86), Sana’a (1718.64), (1661.80), Al Bayda (1524.79) Epidemiological weeks and (1172.77). The national attack rate is 882.22 per 10 000. The 44 45 46 47 48 49 50 51 52 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 8 684 4 governorates with a high number of deaths are (585), (515), Al 2016 2017 Suspected cases Related deaths Hudaydah (409) and Taizz (339). Epidemic curve of cholera cases in Yemen, 60000 27 April 2017 – 30 December 2020 (Second wave) 50000

40000 27% 0.05% Cholera cases reported in Yemen by epidemic Children < 5 years CFR wave, October 2016 – December 2020 (n= 2 510 806) 30000 20000

1% 10000

Number of suspected cases 0 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 Distribution of suspected cholera cases in Yemen 2017 2018 2019 2020 April 2017 – December 2020 Epidemiological weeks

First wave Cholera cases and deaths reported during the second wave by governorate Second wave 27 April 2017 – 31 December 2020 Amanat Al Aslma Cumulative attack Cases Deaths )%( CFR rate (per 10 000) Abyan 32508 68 0.21 562.82 Amran 29200 105 0.36 310.50 Hajjah Al Bayda 116701 115 0.10 1524.79 Al Dhale’e 62973 117 0.19 847.02 Al Mahwit Cholera cases and case fatality rates by Al Hudaydah 384722 409 0.11 1172.77 Sana’a governorate in Yemen Al Jawf 38135 53 0.14 652.52 Al Maharah 1740 2 0.11 114.71 Al Hudaydah 27 April 2017 – 30 December 2020 (second wave) Shabwah Al Mahwit 123134 222 0.18 1661.80 Raymah Dhamar Amanat Al Asimah 270267 184 0.07 931.31 450000 5.00 Amran 207938 265 0.13 1780.86 Al Bayda 400000 4.50 Dhamar 226338 292 0.13 1109.11 Ibb 4.00 350000 Hajjah 229702 585 0.25 960.64 Al Dhale'e 3.50 300000 Ibb 194146 515 0.27 649.38 Abyan 3.00 250000 Lahj 34363 57 0.17 337.11 Taizz 2.50

200000

2.00 Marib 10511 16 0.15 288.74 Lahj

150000 1.50 Moklla 1417 9 0.64 31.68

100000 (%) Rate Fatality Case Aden 1.00 Raymah 36658 195 0.53 595.95 Number of suspected cases /E 50000 0.50 Sa’ada 61874 38 0.06 659.82 314 0 0.00 Sana’a 255237 247 0.10 1718.64 Say’on 88 4 4.55 2.30 Number of cholera cases Shabwah 2902 15 0.52 47.46 Governorate Taizz 164425 339 0.21 542.69

WHO-EM/CSR/ 0 1 10 000 20 000 50 000 100 000 Total 2484979 3852 0.16 882.22

© World Health Organization 2020. Published by the World Health Organization (WHO), Eastern Mediterranean Regional Office (EMRO), Cairo, Egypt. 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). For Correspondence: Tel + 22765492-2-20, Fax + 2765456-2-20. E-mail: [email protected] Permission must be sought from the Ministry of Public Health and Population Yemen and WHO Representative of Yemen to use this data.