Volume 12, Number 6—June 2006
Research
Human Rotavirus Serotype G9, São Paulo, Brazil, 1996–2003
Table 2
Association of P- and G-type rotavirus strains from patients with acute diarrhea, São Paulo, Brazil, 1996–2003
P and G association | 1996, n (%) | 1997, n (%) | 1998, n (%) | 1999, n (%) | 2000, n (%) | 2001, n (%) | 2002, n (%) | 2003, n (%) | Total, n (%) |
---|---|---|---|---|---|---|---|---|---|
Common genotypes | 17 (94.4) | 32 (100) | 15 (93.8) | 50 (98.0) | 34 (81.0) | 21 (72.4) | 16 (38.1) | 65 (63.7) | 250 (75.3) |
P[8]G1 | 15 (83.3) | 30 (93.7) | 12 (75.0) | 40 (78.4) | 34 (81.0) | 14 (48.3) | 12 (28.5) | 64 (62.7) | 221 (66.6) |
P[4]G2 | 2 (11.1) | 0 | 0 | 0 | 0 | 0 | 0 | 1 (1.0) | 3 (1.0) |
P[8]G3 | 0 | 0 | 0 | 0 | 0 | 0 | 2 (4.8) | 0 | 2 (0.6) |
P[8]G4 | 0 | 2 (6.3) | 3 (18.8) | 10 (19.6) | 0 | 7 (24.1) | 2 (4.8) | 0 | 24 (7.2) |
Uncommon genotypes | 1 (5.6) | 0 | 1 (6.2) | 1 (2.0) | 0 | 6 (20.7) | 3 (7.1) | 1 (1.0) | 13 (3.9) |
P[4]G1 | 1 (5.6) | 0 | 0 | 0 | 0 | 2 (7.0) | 2 (4.8) | 1 (1.0) | 6 (1.8) |
P[6]G1 | 0 | 0 | 0 | 0 | 0 | 1 (3.4) | 0 | 0 | 1 (0.3) |
P[4]+P[6]G1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 (2.4) | 0 | 1 (0.3) |
P[6]+P[8]G1 | 0 | 0 | 0 | 1 (2.0) | 0 | 1 (3.4) | 0 | 0 | 2 (0.6) |
P[6]G2 | 0 | 0 | 0 | 0 | 0 | 2 (7.0) | 0 | 0 | 2 (0.6) |
P[4]G4 | 0 | 0 | 1 (6.2) | 0 | 0 | 0 | 0 | 0 | 1 (0.3) |
G9 genotypes | 0 | 0 | 0 | 0 | 5 (12.0) | 1 (3.4) | 21 (50.0) | 34 (33.3) | 61 (18.4) |
P[4]G9 | 0 | 0 | 0 | 0 | 0 | 0 | 1 (2.4) | 3 (2.9) | 4 (1.2) |
P[6]G9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 (1.0) | 1 (0.3) |
P[8]G9 | 0 | 0 | 0 | 0 | 5 (12.0) | 1 (3.4) | 20 (47.6) | 30 (29.4) | 56 (16.9) |
Mixed infection | 3 (7.0) | 1 (3.4) | 2 (4.8) | 2 (2.0) | 8 (2.4) | ||||
P[8]G1+G9 | 0 | 0 | 0 | 0 | 3 (7.0) | 0 | 0 | 1 (1.0) | 5 (1.5) |
P[6]G1+G9 | 0 | 0 | 0 | 0 | 0 | 0 | 1 (2.4) | 0 | 1 (0.3) |
P[4]G2+G3 | 0 | 0 | 0 | 0 | 0 | 1 (3.4) | 0 | 0 | 1 (0.3) |
P[8]G4+G9 | 0 | 0 | 0 | 0 | 0 | 0 | 1 (2.4) | 0 | 1 (0.3) |