TABLE 4.
Association of clbB or clbN with other bacterial traits among 131 blood and fecal isolates of Escherichia coli from veterans
| Category and traita | Prevalence of trait according to clbB or clbN status (no. [%])
|
P value | |
|---|---|---|---|
| clbB and clbN negative (n = 73) | clbB and clbN positive (n = 58) | ||
| Adhesins | |||
| papA, papC, papEF, or papG | 16 (22) | 48 (83) | <0.001 |
| F7-2 papA allele | 0 (0) | 7 (12) | 0.003 |
| F10 papA allele | 3 (4) | 23 (40) | <0.001 |
| F11 papA allele | 4 (5) | 12 (24) | 0.004 |
| F14 papA allele | 1 (1) | 8 (14) | 0.01 |
| papG allele II | 12 (16) | 30 (52) | <0.001 |
| papG allele III | 2 (3) | 18 (31) | <0.001 |
| sfa and/or focDE | 4 (5) | 31 (53) | <0.001 |
| sfaS | 2 (2) | 11 (19) | 0.003 |
| focG | 3 (4) | 14 (24) | 0.001 |
| iha | 13 (18) | 22 (38) | 0.016 |
| hra | 13 (18) | 29 (50) | <0.001 |
| Toxins | |||
| hlyD | 7 (10) | 32 (55) | <0.001 |
| cnf1 | 3 (4) | 29 (50) | <0.001 |
| cdtB | 0 (0) | 7 (12) | 0.003 |
| sat | 13 (18) | 24 (41) | 0.004 |
| pic | 3 (4) | 9 (16) | 0.03 |
| vat | 20 (27) | 58 (100) | <0.001 |
| Siderophores | |||
| iroN | 13 (18) | 33 (57) | <0.001 |
| fyuA | 33 (45) | 58 (100) | <0.001 |
| ireA | 3 (4) | 22 (38) | <0.001 |
| iutA | 19 (26) | 29 (50) | 0.006 |
| Capsule | |||
| kpsM II | 29 (40) | 55 (95) | <0.001 |
| K1 kpsM variant | 11 (15) | 23 (40) | 0.002 |
| kfiC(K5 capsule) | 4 (5) | 10 (17) | 0.045 |
| Miscellaneous | |||
| usp | 23 (32) | 58 (100) | <0.001 |
| traT | 33 (45) | 37 (64) | 0.037 |
| ompT | 23 (32) | 43 (74) | <0.001 |
| H7 fliC variant | 3 (4) | 21 (36) | <0.001 |
| malX | 23 (32) | 57 (98) | <0.001 |
| ExPEC (combination of above) | 24 (33) | 58 (100) | <0.001 |
a
Note that the traits shown are those that yielded P < 0.05. Definitions are as in Table 1, footnotes a and b. The newly detected traits are shown in bold type.