Volume 13, Number 4—April 2007
Dispatch
Antimicrobial Drug Resistance of Salmonella Isolates from Meat and Humans, Denmark
Marianne N. Skov*, Jens Strodl Andersen†, Søren Aabo†, Steen Ethelberg‡, Frank M. Aarestrup†
, Anders Hay Sørensen†, Gitte Sørensen†, Karl Pedersen†, Steen Nordentoft†, Katharina E.P. Olsen‡, Peter Gerner-Smidt‡, and Dorte L. Baggesen†
, Anders Hay Sørensen†, Gitte Sørensen†, Karl Pedersen†, Steen Nordentoft†, Katharina E.P. Olsen‡, Peter Gerner-Smidt‡, and Dorte L. Baggesen†Table 3
Number and proportion of susceptible (S), resistant (R), and multidrug-resistant (M) meat isolates within Salmonella Typhimurium phage types, Denmark, July 1998–July 2002*
| Serovar/phage type | Domestic meat |
Imported meat |
Total no. | ||||||
|---|---|---|---|---|---|---|---|---|---|
| M, % | R, % | S, % | Total no. | M, % | R, % | S, % | Total no. | ||
| All S. Typhimurium isolates |
6 |
21 |
73 |
1,508 |
42 |
24 |
34 |
138 |
1,646 |
| DT104 |
70 |
13 |
17 |
23 |
88 |
7 |
5 |
43 |
66 |
| DT170 |
3 |
68 |
29 |
97 |
0 |
0 |
0 |
0 |
97 |
| DT193 |
13 |
37 |
51 |
63 |
50 |
17 |
33 |
6 |
69 |
| DT120 |
16 |
29 |
55 |
38 |
57 |
43 |
0 |
7 |
45 |
| DT208 |
57 |
40 |
3 |
30 |
0 |
57 |
43 |
7 |
37 |
| DT107 |
5 |
55 |
41 |
22 |
0 |
0 |
0 |
0 |
22 |
| U302 |
0 |
33 |
67 |
6 |
38 |
31 |
31 |
13 |
19 |
| DT135 |
6 |
56 |
38 |
16 |
0 |
100 |
0 |
2 |
18 |
| Other S. Typhimurium |
5 |
21 |
74 |
1,213 |
21 |
32 |
47 |
60 |
1,273 |
| Salmonella minus Typhimurium |
3 |
22 |
75 |
1,477 |
26 |
31 |
43 |
940 |
2,417 |
| Total | 4 | 22 | 74 | 2,985 | 28 | 30 | 42 | 1,078 | 4,063 |
*Not all S. Typhimurium isolates from humans were phage typed.
