Table 4.

Distribution of group A rotavirus G/P genotypes by age groups, n (%)

	<3 months	3–23 months	24–59 months	≥60 months	Total	P value*
Common genotypes
G2P[4]	0	7 (21.2)	16 (48.5)	10 (30.3)	33 (18.4)	0.002
G1P[8]	2 (7.7)	12 (46.2)	10 (38.5)	2 (7.7)	26 (14.5)	0.050
G3P[8]	0	5 (55.6)	3 (33.3)	1 (11.1)	9 (5.0)	0.506
G9P[8]	0	1 (20.0)	2 (40.0)	2 (40.0)	5 (2.8)	0.126
G4P[6]	1	0	0	0	1 (0.6)
G4P[8]	0	0	1	0	1 (0.6)
subtotal	3	25	32	15	75 (41.9)	0.377
Uncommon genotypes
G3P[4]	0	7 (36.8)	12 (63.2)	0	19 (10.6)	0.992
G1P[4]	3 (16.7)	6 (33.3)	6 (33.3)	3 (16.7)	18 (10.1)	0.329
G9P[4]	0	3 (42.9)	2 (28.6)	2 (28.6)	7 (3.9)	0.400
G1P[6]	1	1	0	0	2 (1.1)	0.023
G2P[8]	0	0	1	0	1 (0.6)
subtotal	4	17	21	5	47 (26.8)	0.235
Multiple genotypes
G1P[4]P[8]	2 (8.3)	3 (12.5)	9 (37.5)	10 (41.7)	24 (13.4)	0.010
G1G2P[4]	0	4 (57.1)	2 (28.6)	1 (14.3)	7 (3.9)	0.104
G9P[4]P[8]	0	1 (25)	3 (75)	0	4 (2.2)
G3P[4]P[8]	0	2 (50)	2 (50)	0	4 (2.2)
G1G4P[6]	3 (100)	0	0	0	3 (1.7)	0.006
G1G3P[4]P[8]	0	2	0	0	2 (1.1)
G1G9P[8]	0	1	1	0	2 (1.1)
G1G3P[8]	0	1	0	0	1 (0.6)
G1G4P[8]	0	1	0	0	1 (0.6)
G2G3P[4]	0	0	0	1	1 (0.6)
G2P[4]P[8]	0	2	0	0	2 (1.1)
subtotal	5	17	17	12	51 (28.5)	0.707
nontypeable
none	0	0	2	1	3 (1.7)
P[4]	0	0	0	2	2 (1.1)
G9	0	0	1	0	1 (0.6)
Subtotal	0	0	3	3	6 (3.4)	0.025
Total	12	59	73	35	179 (100)

*compared to other genotypes