TABLE 5.
Distribution of cyclomodulin genes and Hly among 197 E. coli isolates according to phylogenetic group and clinical origin
| CM gene(s) | No. (%) of all isolates (n = 197) |
P value for all isolatesa | No. (%) of isolates |
P value for group B2a | No. (%) of group D isolates (n = 41) |
|||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Group A (n = 46) |
Group B1 (n = 19) |
Group B2 (n = 91) |
||||||||||
| Fecal (n = 51) | Urosepsis (n = 146) | Fecal (n = 19) | Urosepsis (n = 27) | Fecal (n = 12) | Urosepsis (n = 7) | Fecal (n = 12) | Urosepsis (n = 79) | Fecal (n = 8) | Urosepsis (n = 33) | |||
| pks | 6 (12) | 47 (32) | 0.005 | 0 | 0 | 0 | 0 | 6 (50) | 47 (59) | 0 | 0 | |
| cnf1-Hly | 1 (2) | 35 (24) | <0.001 | 0 | 1 (4) | 0 | 1 (14) | 1 (8) | 33 (42) | 0.028 | 0 | 0 |
| Hly alone | 3 (6) | 12 (8) | 2 (11) | 3 (11) | 0 | 0 | 1 (8) | 7 (9) | 0 | 2 (6) | ||
| cnf1-Hly, pks | 1 (2) | 29 (20) | 0.001 | 0 | 0 | 0 | 0 | 1 (8) | 29 (37) | 0 | 0 | |
| cdtB-I | 2 (4) | 3 (2) | 1 (5) | 0 | 0 | 0 | 1 (8) | 3 (4) | 0 | 0 | ||
| cdtB-IV | 3 (6) | 3 (2) | 0 | 0 | 0 | 0 | 2 (17) | 3 (4) | 1 (12) | 0 | ||
| cdtB-V | 1 (2) | 0 | 0 | 0 | 1 (8) | 0 | 0 | 0 | 0 | 0 | ||
| cif | 0 | 2 (1) | 0 | 0 | 0 | 2 (29) | 0 | 0 | 0 | 0 | ||
a
P values (by Fisher's exact test) are shown where P is <0.05.