Table 6.
Serotyping of somatic antigen (O) of enteroaggregative E. coli isolated from children with and without diarrhoea from Porto Velho, RO, Brazil.
| Pathogen | Serotype | With diarrhoea (n = 252) % | Without diarrhoea (n = 173) % | Total (n = 425) % |
|---|---|---|---|---|
| Typical EPEC | O111 | 3 (1.2) | - | 3 (0.7) |
| O119 | 2 (0.8) | - | 2 (0.5) | |
| O127 | 2 (0.8) | 3 (1.6) | 5 (1.2) | |
| O44 | 2 (0.8) | 1 (0.6) | 3 (0.7) | |
| O55 | 4 (1.5) | 1 (0.6) | 5 (1.2) | |
| O126 | 1 (0.4) | - | 1 (0.2) | |
| O86 | - | 1 (0.6) | 1 (0.2) | |
| Subtotal | 14 (5.5) | 6 (3.5) | 20 (4.7) | |
| Atypical EPEC | O1 | 4 (1.5) | 1 (0.6) | 5 (1.2) |
| O111 | 2 (0.8) | - | 2 (0.5) | |
| O125 | 5 (1.9) | 2 (1.1) | 7 (1.6) | |
| O166 | 6 (2.4) | - | 6 (1.4) | |
| O44 | 7 (2.8) | 5 (2.9) | 12 (2.8) | |
| O6 | 4 (1.5) | - | 4 (0.9) | |
| O86 | 2 (0.8) | 1 (0.6) | 3 (0.7) | |
| Subtotal | 30 (11.9) | 9 (5.2) | 39 (9.1) | |
| EAEC | O1 | 7 (2.8) | 10 (5.8) | 17 (4.0) |
| O111 | 7 (2.8) | 6 (3.4) | 13 (3.0) | |
| O125 | 6 (2.4) | 4 (2.3) | 10 (2.2) | |
| O127 | 10 (3.9) | 3 (1.7) | 13 (3.0) | |
| O166 | 6 (2.3) | 4 (2.3) | 10 (2.2) | |
| O44 | 12 (4.8) | 9 (5.2) | 21 (4.8) | |
| O55 | 6 (2.3) | 3 (1.7) | 12 (2.8) | |
| O8 | 4 (1.5) | 1 (0.6) | 5 (1.2) | |
| O169 | 5 (1.9) | 1 (0.6) | 6 (1.4) | |
| O26 | 2 (0.8) | 5 (2.9) | 7 (1.6) | |
| Subtotal | 65 (25.8) | 46 (26.6) | 111 (26.2) | |
| DAEC | O111 | 2 (0.8) | 1 (0.6) | 3 (0.7) |
| O1 | 3 (1.2) | 1 (0.6) | 4 (0.9) | |
| O125 | 4 (1.5) | 2 (1.1) | 6 (1.4) | |
| O127 | 5 (1.9) | 6 (3.4) | 11 (2.5) | |
| O44 | 5 (1.9) | 4 (2.3) | 9 (2.1) | |
| O6 | 2 (0.8) | - | 2 (0.5) | |
| Subtotal | 21 (8.3) | 14 (8.1) | 35 (8.2) | |
| Total | 130 (51.6) | 75 (43 4) | 205 (48.2) |