Volume 7, Number 3—June 2001
Dispatch
Decreased Susceptibility to Ciprofloxacin in Salmonella enterica serotype Typhi, United Kingdom
E. John Threlfall
and Linda R. Ward
and Linda R. Ward
Table 2
Phage types in Salmonella Typhi isolates with decreased susceptibility to ciprofloxacin (CpL), U.K., 1991-99
| Phage types |
||||||
|---|---|---|---|---|---|---|
| Year | CpL | E1 | M1 | E9 | Others | Country of origin (no.) |
| 1991 | 2 | 2 | 0 | 0 | 0 | India (1), Nepal (1) |
| 1992 | 1 | 0 | 0 | 0 | 1 (B2) | India (1) |
| 1993 | 1 | 0 | 0 | 0 | 1 (E14) | Bangladesh (1) |
| 1994 | 5 | 5 | 0 | 0 | 0 | India (3), Nepal (1), Bangladesh (1) |
| 1995 | 8 | 6 | 1 | 0 | 1 (D1) | India (4), Pakistan (3), NSa (1) |
| 1996 | 11 | 11 | 0 | 0 | 0 | India (9), Pakistan (2) |
| 1997 | 9 | 8 | 0 | 0 | 1(A) | India (5), Pakistan (2), Nepal (1), NS (1) |
| 1998 | 32 | 23 | 0 | 6 | 3 (G2,2;O,1) | Pakistan (14), India (9), Sri Lanka (1), Bangladesh (1), NS (7) |
| 1999 | 42 | 27 | 1 | 3 | 11 (UVS, 7; E7, 1; C2, 1; Vi-negative, 1) | India (31), Pakistan (6), Bangladesh (1), Thailand (1), NS (3) |
aNS = details of travel itinerary not provided; UVS = untypeable with the Vi typing phages.
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