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. Author manuscript; available in PMC: 2013 Jun 1.
Published in final edited form as: Infect Control Hosp Epidemiol. 2012 Apr 13;33(6):589–593. doi: 10.1086/665721

TABLE 2.

Susceptibility of Pseudomonas aeruginosa Isolates Susceptible to Targeted Antibiotics Based on Site of Care (Inpatient vs Outpatient and Inpatient Intensive Care Units [ICUs] vs Non-ICU)

Antibiotic Study antibiogram, % (n = 3,393)a Inpatient isolates (n = 2,302)a Outpatient isolates (n = 1,091)a P Isolates from ICUs (n = 644)b Isolates from non-ICU inpatients (n = 1,658)b P
Amikacin 95.0 2,192 (95) 1,023 (94) .09 617 (96) 1,575 (95) .55
Ceftazidime 89.3 1,994 (87) 1,034 (95) <.0001 504 (78) 1,490 (90) <.0001
Ciprofloxacin 72.8 1,439 (71) 734 (77) .0004 404 (65) 1,035 (73) <.0001
Gentamicin 80.4 1,831 (80) 892 (82) .10 497 (77) 1,334 (81) .07
Imipenem-cilastin 90.8 2,043 (89) 1,024 (94) <.0001 525 (82) 1,518 (92) <.0001
Piperacillin-tazobactam 93.3 2,107 (92) 1,059 (97) <.0001 561 (87) 1,546 (93) <.0001
Tobramycin 92.6 2,103 (92) 1,035 (95) .0002 565 (88) 1,538 (93) <.0001

NOTE. All data are no. (%) unless otherwise indicated.

a

Susceptibility data were missing for the following antibiotics: amikacin (n =7), ceftazidime (n =1), ciprofloxacin (n =407), gentamicin (n =5), imipenem-cilastin (n =14), and tobramycin (n =5).

b

Susceptibility data were missing for the following antibiotics: amikacin (n =4), ceftazidime (n =1), ciprofloxacin (n =269), gentamicin (n =2), imipenem-cilastin (n =8), and tobramycin (n =3).