Table 2. Relationship between fimbriae and enterotoxins in 118 Escherichia coli isolates obtained from pigs with diarrhea in Korea
| Enterotoxins | Fimbriae |
| F4 | F5 | F18 | F4:F6 | F4:F18 | None | Total |
| LT | 0 | 0 | 1 | 0 | 0 | 0 | 1 |
| STa | 0 | 1 | 1 | 0 | 0 | 1 | 3 |
| STb | 2 | 0 | 0 | 0 | 0 | 3 | 5 |
| EAST1 | 1 | 0 | 2 | 0 | 0 | 2 | 5 |
| Stx2e | 1 | 0 | 15 | 0 | 0 | 9 | 25 |
| STa:STb | 4 | 1 | 12 | 1 | 0 | 2 | 20 |
| STa:EAST-1 | 0 | 0 | 2 | 0 | 0 | 0 | 2 |
| STb:EAST-1 | 0 | 0 | 1 | 0 | 0 | 22 | 23 |
| STa:Stx2e | 0 | 0 | 4 | 0 | 0 | 0 | 4 |
| Stx2e:EAST-1 | 0 | 0 | 4 | 0 | 0 | 2 | 6 |
| LT:STb:EAST-1 | 11 | 0 | 1 | 0 | 1 | 2 | 15 |
| STa:STb:EAST-1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| LT:Stx2e:EAST-1 | 0 | 0 | 1 | 0 | 0 | 0 | 1 |
| STa:STb:Stx2e | 0 | 0 | 1 | 0 | 0 | 1 | 2 |
| LT:STa:STb:EAST-1 | 0 | 0 | 2 | 0 | 1 | 0 | 3 |
| None | 0 | 1 | 1 | 0 | 0 | 0 | 2 |
| Total | 20 | 3 | 48 | 1 | 2 | 44 | 118 |