Table 2. Distribution of influenza type and subtypes by age group during pandemic period in Rwanda from October 2009– May 2010.

Influenza	<6 mo	6–23 mo	24–59 mo	5–14 y	15–49 y	50–64 y	> = 65 y	Total
A(H1N1)pdm09	19	38	51	139	237	8	2	494
A/H3	0	2	1	0	10	2	0	15
A/Unsubtyped	0	0	0	1	0	0	0	1
B	0	9	2	1	10	0	0	22
Total	19	49	54	141	257	10	2	532
Percent	3.6	9.2	10.2	26.5	48.3	1.8	0.4	100

mo  =  months; y  =  year.