Table 3. Analysis of 19 persons carrying >1 meningococcal strain at 5 monthly visits, Bobo-Dioulasso, Burkina Faso, 2003.

Person	Age, y	Visit 1	Visit 2	Visit 3	Visit 4	Visit 5
22	4			NG: ST-198	NG:ST-192	NG:ST-192
23	5	W135: ST-11			NG:ST-192	NG:ST-192
24	8				W135: ST-2881	NG:ST-4426
25	8			X: ST-751	NG:ST-192	X: ST-751
26	9		NG:ST-192	W135: ST-11
27	11			W135: ST-11	NG:ST-192	W135: ST-2881
28	13			NG: ST-198	NG:ST-192	NG:ST-192
29	14			NG: ST-198	NG:ST-192
30	16				W135: ST-2881	Y:ST-4375
31	18		W135: ST-11	NG:ST-2049	NG: ST-198	NG: ST-198
32	18			NG:ST-11	W135: ST-2881	NG:ST-192
33	18		NG:ST-192	NG: ST-198	NG:ST-192
34	20			NG: ST-198	NG: ST-192	NG: ST-192
35	21	W135: ST-11		NG:ST-192	W135: ST-11
36	22		X: ST-751	NG: ST-198	NG:ST-192	X: ST-751
37	22			X: ST-751	W135: ST-2881
38	23			W135: ST-11	NG:ST-4377	NG:ST-192
39	26		NG:ST-192		NG:ST-4377
40	26				NG: ST-192	NG: ST-4426