TABLE 7.
Population structure of Escherichia coli and percentage of E. coli ST131 strains among clonal group strainsa
| Country (reference) | Sample | No. of isolates | No. of distinct STs | % of clonal group strains | % of E. coli ST131 among clonal group strains | Predominant ST | Other major ST clonal groups |
|---|---|---|---|---|---|---|---|
| France (157) | Blood | 110 | 67 | 49 | 5 | 95 | 73, 69, 14, 10, 23 |
| UK (17) | Urine | 121 | 52 | 45 | 22 | 131 | 73, 69, 127, 95 |
| UK (109) | Urine | 300 | 102 | 52 | 21 | 73 | 131, 69, 95, 10, 127 |
| France (16) | All | 304 (ESBL+, 152; ESBL−, 152) | 105 (ESBL+, 49; ESBL−, 73) | 70 (ESBL+, 77; ESBL−, 60) | 23 (ESBL+, 47; ESBL−, 17) | 131 (ESBL+, 131; ESBL−: 73) | ESBL+, 10, 167, 648, 117, 345; ESBL−, 131, 10, 95, 141, 69 |
| US (156) | All | 299 | 47 | 50 | 40 | 131 | 95, 73, 127, 69 |
| US (42) | Blood | 194 | 41 | 90 | 29 | 131 | 95, 73, 69, 12, 10 |
a
ESBL+, ESBL-producing isolate; ESBL−, non-ESBL-producing isolate.