World Health Organization - Multi-Disease Surveillance Centre Ouagadougou
Regional Meningitis Surveillance Information bulletin_ Situation end of Week 14 (31.03 to 06.04.03) Date of report: 23.04.2003
Highlights:
Mali S Banamaba and Kadiolo circles in alert week 14
Number of Cases and Deaths of Suspected Meningitis Reported to WHO by Countries of the African Meningitis Belt and pathogens identifieda. January 1 - April 06 (Week 14), 2003. Country Reporting Cases Deaths CFR % No Nm positive Observations (Epidemic Districts) weeks
Beninb W1 - W9 220 44 20.0 2 Nm W135c Vaccination done in two (Tanguieta, 6 Nm Ad districts (Tangieta, Toucountona, Ndali) Toucountouna)
Burkina Faso W1 - W14 6,237 910 14.6 222 Nm A Vaccination finished in 9 (Po, Tenkodogo, Zabre, 92 Nm W135 districts (Batie, Bogande, Koupela, Leo) Manga, Saponé, Po, Zabre, Boulsa, Tenkodogo Zorgho).
Chad W1 – W13 333 53 16 3 Districts in alert (None) Uncompleted data (Kourmaw6, Moissala w9)
Ghana W1 - W13 1,242 157 12.6 8 Nm A (N/A) Vaccinations held
Mali W1 - W14 496 36 7.2 9 Nm A (none) 5 Nm W135e
Niger W1 - W14 4,922 407 8.3 84 Nm A Missing information on lab (Aguie, Maradounfa 11 Nm W135f data for week 12. Tessaoua, Magaria, Matameye, Mirriah, Tanout,Zinder) Nigeria W52 - W11 435 146 33.6 0 Nm A (S. Tankarkar, Babura 2 Nm W135g and Gumel LGA, Jigawa State)
Togo W1 - W11 197 41 20.8 N/A East Mono in alert week 6. (None)
a Results obtained by culture and/or Agglutination b Data for district under reinforced surveillance c 1 isolated in Malanville on 17-03-2003 and 1 in Banikouara on 26-03-2003 d 1 in Sinende, 1 in Parakou and 4 in Tanguieta isolated between January 1st and March 12th, 2003 e 3 in Yanfolila and 1 in Kangaba nd 1 in Koutiala f including 11 in Niamey g 1 in Miga and 1 in Sule Tankarka World Health Organization - Multi-Disease Surveillance Centre Ouagadougou
Situation of the Suspected Meningitis Cases by Country
Meningitis in Benin, 2003 weekly number of cases and case fatality ratio
100 100 90 80 75 70
60 (%) CFR 50 50 40
number of cases 30 25 20 10 0 0 w1 w2 w3 w4 w5 w6 w7 w8 w9 w10 w11 w12 w13 weeks Burkina Faso : Weekly incidence rate per district during W14 Meningitis in Burkina Faso, 2003 number of cases case fatality rate (%) (cases /100,000) weekly number of cases and case fatality ratio
800 100
700
600 75
500 (%) CFR
400 50
300 number of cases number 200 25
100
0 0 w1 w2 w3 w4 w5 w6 w7 w8 w9 w10 w11 w12 w13 w14 w15 weeks
number of cases case fatality rate (%)
Meningitis in Chad, 2003 weekly number of cases and case fatality ratio
100 100 90 80 75 70
60 CFR
50 50 ( %
40 )
number of cases 30 25 20 10 0 0 w1 w2 w3 w4 w5 w6 w7 w8 w9 w10 w11 w12 w13 w14 weeks
number of cases case fatality rate (%) World Health Organization - Multi-Disease Surveillance Centre Ouagadougou
Situation of the Suspected Meningitis Cases by Country
Meningitis in Ghana, 2003 weekly number of cases and case fatality ratio
225 100 200 90 175 80 150 70 60 CFR 125 50 (
100 %
40 ) 75 30 cases per 100,000 cases per 50 20 25 10 0 0 w1 w2 w3 w4 w5 w6 w7 w8 w9 w10 w11 w12 w13 w14 w15 w16
number of weekscases case fatality ratio (%)
DistrictsMali: au Weekly Mali dans incidence les phases rate épidémiques/pré-épidémiques per district during W14 pour Meningitis in Mali, 2003 la semaine(cases 14 (31/03 /100,000) – 06/04/2003) weekly number of cases and case fatality ratio
225 100
200
175 75 150 CFR (%) 125 50 100 Phase inter-épidémique
number of cases 75 Phase pré-épidémique (seuil d’alerte dépassé), n=1 25 50 Phase épidémique (seuil d’épidémie dépassé), n=0 25 Source: Section Epidemiologie, Division de Prévention et Lutte contre la Maladie
0 0 w1 w2 w3 w4 w5 w6 w7 w8 w9 w10 w11 w12 w13 w14 w15 weeks
number of cases case fatality rate (%)
Niger : Weekly incidence rate per district during W14 (cases /100,000) Meningitis in Niger, 2003 weekly number of cases and case fatality ratio
800 100
700
600 75
500 CFR (%)
400 50
300
number of cases of number 200 25
100
0 0 w1 w2 w3 w4 w5 w6 w7 w8 w9 w10 w11 w12 w13 w14 w15 Attack rate (cases/ 100,000/week) weeks
number of cases case fatality rate (% ) 0 0,1 – 4,9 5 – 9.9
10 – 40 World Health Organization - Multi-Disease Surveillance Centre Ouagadougou
Meningitis in JIGAWA STATE, Nigeria, 2002-03 weekly number of cases and case fatality ratio
100 100 90 80 75 70 60 (%) CFR 50 50 40 30 number of cases 25 20 10 0 0 w52w1w2w3w4w5w6w7w8w9w10w11w12w13w14w15w16 weeks
number of cases case fatality rate (%)
Meningitis in TOGO, 2003 weekly number of cases and case fatality rati
100 100 90 90 80 80 70 70 CFR 60 60
50 50 ( %
40 40 ) 30 30
cases per 100,000 cases per 20 20 10 10 0 0 w1 w2 w3 w4 w5 w6 w7 w8 w9 w10 w11 w12 w13 w14 w15 w16 weeks
number of cases case fatality ratio (%)