Table 2.

Sensitivities of organisms to different classes of antibiotics and their combinationsa

ParameterAll OrganismsGram PositiveGram Negative
First-generation cephalosporin55 (192)69 (129)25 (63)
Second generation cephalosporin61 (166)62 (88)60 (78)
Ceftazidime69 (164)51 (63)80 (101)
Glycopeptide58 (325)97 (192)0 (133)
Aminoglycoside81 (273)76 (153)88 (120)
Imipenem/Cilastatin89 (109)85 (39)91 (70)
Ciprofloxacin93 (182)90 (101)96 (81)
First-generation cephalosporin or ceftazidime86 (211)82 (119)91 (92)
Glycopeptide or ceftazidime93 (299)99 (198)80 (101)
First-generation cephalosporin or aminoglycoside93 (276)94 (163)93 (113)
Glycopeptide or aminoglycoside94 (326)99 (206)88 (120)
  • a Data are % sensitive organisms (total number of organisms tested).