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Prevalence of ST131 and its clonal subsets in relation to fluoroquinolone resistance among 472 Escherichia coli isolates from U.S. veterans
| Clonal subset | Prevalence of subset (no. [column %]) in: |
P valuea | |
|---|---|---|---|
| Fluoroquinolone-susceptible isolates (n = 234) | Fluoroquinolone-resistant isolates (n = 238) | ||
| ST131 (n = 201) | 14 (6) | 187 (79) | <0.001 |
| H30 (n = 185) | 5 (2) | 180 (76) | <0.001 |
| H30Rx (n = 35) | 0 (0) | 35 (15) | <0.001 |
P values are by Fisher's exact test (two-tailed).
