Table 1

Occurrence of antimicrobial resistance among Salmonella serovar Stanley isolates from Thai, Danish, and French patients during 2008

CountryOriginTotal no. of isolatesNo. (%) of isolates resistant to various antimicrobial agents at the indicated breakpoint(s) (μg/ml)a
AMC ≥32AMP >8APR >32CTX >0.5CHL >16CIPCOL >2FFN >16GEN >2NAL >16NEO >4SPT >64STR >16SMX >256TET >8TMP >2XNL >2
0.064–1>1
DenmarkTravelb241 (4)7 (29)01 (4)3 (13)1 (4)001 (4)1 (4)1 (4)04 (4)7 (29)7 (29)11 (46)1 (4)1 (4)
DenmarkNo travel41 (25)1 (25)01 (25)1 (25)2 (50)001 (25)02 (50)1 (25)2 (50)2 (50)3 (75)3 (75)1 (25)1 (25)
DenmarkUnknown112 (18)6 (55)02 (18)3 (27)0002 (18)2 (18)003 (27)3 (27)3 (27)6 (55)02 (18)
FranceTravelc1001 (10)001 (10)4 (40)00004 (40)1 (10)5 (50)5 (50)5 (50)6 (60)4 (40)0
FranceNo travel2000000000000000000
FranceUnknown1201 (8)001 (8)00000001 (8)2 (17)2 (17)3 (25)1 (8)0
ThailandZone 171 (14)3 (43)01 (14)1 (14)0001 (14)1 (14)001 (14)2 (29)2 (29)4 (57)01 (14)
ThailandZone 2402 (50)00000000001 (25)3 (75)3 (75)2 (50)00
ThailandZone 41512 (80)14 (93)012 (80)11 (73)00010 (67)3 (20)004 (27)14 (93)14 (93)14 (93)012 (80)
ThailandZone 5403 (75)001 (25)1 (25)0000001 (25)1 (25)1 (25)2 (50)00
ThailandZone 7603 (50)00000000000003 (50)00
ThailandZone 8202 (100)001 (50)00000001 (50)1 (50)1 (50)2 (100)00
ThailandZone 9101 (100)001 (100)00000001 (100)1 (100)1 (100)1 (100)00
ThailandZone 10502 (40)000000000001 (20)1 (20)2 (40)00
ThailandZone 12302 (67)001 (33)0001 (33)00002 (67)1 (33)3 (100)00
ThailandZone BKK156 (40)10 (67)07 (47)6 (40)0006 (40)7 (47)006 (40)7 (47)7 (47)9 (60)1 (7)7 (47)
Total12523 (18)58 (46)024 (19)31 (25)8 (6)0022 (18)14 (11)7 (6)2 (2)30 (24)51 (41)51 (41)71 (57)8 (6)24 (19)
  • a Abbreviations: AMP, ampicillin; AMC, amoxicillin-clavulanic acid; APR, apramycin; XNL, ceftiofur; CHL, chloramphenicol; CIP, ciprofloxacin; COL, colistin; FFN, florfenicol; GEN, gentamicin, CTX, cefotaxime; NAL, nalidixic acid; NEO, neomycin; SPT, spectinomycin; STR, streptomycin; SMX, sulfamethoxazole; TET, tetracycline; TMP, trimethoprim.

  • b Thailand (n = 18), Vietnam (n = 2), Philippines (n = 2), and Singapore (n = 1).

  • c Pakistan (n = 2), Thailand (n = 2), Cambodia (n = 1), Asia (n = 1), Mauritius (n = 2), and Afghanistan (n = 2).