Sudan

Weekly report on meningococcal disease in Northern Sudan no 20, 12 - 20 May 2007

Format
Situation Report
Source
Posted
Originally published
1. Overview

From 1 January to 18 May 2007, the Federal Ministry of Health of Sudan reported a total of 1,898 suspected cases of meningococcal disease including 106 deaths (case-fatality rate: 5.5 %) from 13 out of 15 states of Northern Sudan. So far, since the beginning of this meningitis season, twenty sectors (districts having population between 30,000 to 100,000) have exceeded the epidemic threshold (1). Of these, nine sectors are, currently, still over the epidemic threshold. Except in Saleha IDP camp of South Darfur, the predominant epidemic strain of these localized meningococcal meningitis outbreaks in Northern Sudan is Neisseria meningitidis serogroup- A.

Table-1: Meningococcal disease reported from Northern Sudan Epidemiological week -20

States
New cases reported during current week
New deaths reported during current week
CFR (%)
Number of sectors reached/exceeded alert threshold till the current week
Number of sectors reached/exceed ed epidemic threshold till the current week
Cumulative * cases upto week no 20
Cumulative deaths upto week no 20
Overall case fatality rate
Kahrtoum
44
2
4.5%
755
13
1.7%
Gezira
23
1
4.3%
6
7
440
48
10.9 %
Sinnar
0%
3
4
184
10
5.4%
Kassala
3
0%
2
4
125
7
5.6%
Gederef
1
0%
1
2
69
4
5.8%
Blue Nile
0%
11
2
18.2%
River Nile
0%
5
0%
White Nile
6
0%
34
0%
South Kordofan
0%
1
14
4
28.6%
North Darfur
0%
9
0%
South Darfur
6
0%
1
1
127
7
5.5%
West Darfur
3
1
33.3%
17
3
17.6%
North Kordofan
13
0%
4
2
108
8
7.4%
Total
99
4
4.0%
18
20
1898
106
5.5 %

Source: Daily Epidemiological Bulletin of Federal Ministry of Health, Sudan .* Some cases were reported on a retrospective date..

Note:

(1) Epidemic threshold (used for detecting meningitis outbreak) for districts with a population between 30,000 to 100,000 is 10 cases/100,000 in a week