Impact of MenAfriVac on Meningococcal A Meningitis in Cameroon: A Retrospective Study Using Case-by-Case-Based Surveillance Data from 2009 to 2015

Table 1

Germs isolated from CSF analyzed at Garoua and Yaounde reference laboratories by year and region during surveillance of meningitis in Cameroon from January 2009 to September 2015.

Regions	Germs isolated	Years
		2009	2010	2011	2012	2013	2014	2015	Total
North	N. m A	1	2	57	13	0	0	0	73
	N. m W	56	4	6	3	6	2	5	82
	S. p	7	8	11	18	8	4	7	63
	H. i. b	4	4	1	0	0	0	0	9
	C. n	0	0	0	1	2	1	1	5
	Other	1	0	3	0	2	1	1	8
Far-North	N. m A	0	1	35	16	1	0	0	53
	N. m W	14	8	0	7	0	0	2	31
	S. p	4	2	2	9	15	7	0	39
	H. i. b	1	0	0	0	0	0	0	1
	Other	0	0	1	0	0	0	0	1
Adamawa	N. m A	0	8	0	5	0	0	0	13
	N. m W	0	0	0	0	2	0	0	2
	S. p	0	1	1	2	3	0	1	8
Northwest	N. m A	0	0	0	0	0	0	0	0
	N. m W	0	0	0	0	1	0	0	1
	N. m. Y	0	0	0	0	1	0	0	1
	S. p	0	0	0	0	1	5	0	6
	C. n	0	0	0	0	20	10	0	30
	Other	0	0	0	0	0	1	0	1

N. m, Neisseria meningitidis; S. p, Streptococcus pneunomiae; H. i. b, Haemophilus influenzae b; C. n, Cryptococcus neoformans; A/W/Y, serogroups of Neisseria meningitidis.