Yemen: Cholera Response Weekly Epidemiological Bulletin: W52 2017 (Dec 25-Dec 31) [EN/AR]

Report
from World Health Organization
Published on 31 Dec 2017 View Original

Highlights

Cumulative figures

-The cumulative total from 27 April 2017 to 31 December 2017 is 1,019,044 suspected cholera cases and 2,237 associated deaths, (CFR 0.22%), 1094 have been confirmed by culture.

  • 59.3 % of death were severe cases at admission - The total proportion of severe cases among the suspected cases is 16.9% - The national attack rate is 370 per 10,000. The five governorates with the highest cumulative attack rates per 10,000 remain Amran (870), Al Mahwit (824), Al Dhale’e (644), Hajjah (498) and Abyan (494).

  • Children under 5 years old represent 28.6% of total suspected cases.

  • In total, 25,889 rapid diagnostic tests (RDT) have been performed which represents 24.3% coverage.

  • 2,651 cultures have been performed which represents 25.4% coverage.

  • The last positive culture was on 19 Dec 2017 in Al-Sabeen distric in Amanat Al-Asimah - 70 districts did not report any suspected case the last three consecutive 3 weeks

Governorate and District level

  • At governorate level, the trend from W50-W52 decrease or was stable in all governorates except (Sana’a governorate (+25%), Hajjah governorate (+16%), Sada’a (+17%) .

Trends

  • The weekly number of cases is decreasing for the 16 consecutive weeks.

  • The weekly proportion of severe cases has significantly decreased representing now 10% of the admitted cases.

Week 52

  • 9,169 suspected cases and 4 associated deaths were reported

  • 11 % are severe cases

  • 740 RDTs were performed, 136 were positive

  • 0 Positive culture