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Table 2 Cross resistances of P.aeruginosa isolates.

From: Susceptibility patterns and cross resistances of antibiotics against Pseudomonas aeruginosa in a teaching hospital of Turkey

Isolates resistant   number of isolates resistant to
To n IP MP PM TZ CFS PTc Cl TM AK
IP 35   34 (97) 17 (49) 11 (31) 22 (63) 25 (71) 8 (23) 30 (86) 9 (26)
MP 36 34 (94)   18 (50) 12 (33) 23 (64) 27 (75) 9 (25) 32 (89) 10 (28)
PM 28 17 (61) 18 (64)   19 (68) 18 (64) 19 (68) 13 (46) 23 (82) 13 (46)
TZ 22 11 (50) 12 (55) 19 (86)   13 (59) 15 (68) 11 (50) 16 (73) 8 (36)
CFS 32 22 (69) 23 (72) 18 (56) 13 (41)   22 (69) 9 (28) 30 (94) 11 (34)
PTc 36 25 (69) 27 (75) 19 (53) 15 (42) 22 (61)   7 (19) 29 (81) 13 (36)
Cl 20 8 (40) 9 (45) 13 (65) 11 (55) 9 (45) 7 (35)   17 (85) 7 (35)
TM 51 30 (59) 32 (63) 23 (45) 16 (31) 30 (59) 29 (57) 17 (33)   18 (35)
AK 20 9 (45) 10 (50) 13 (65) 8 (40) 11 (55) 13 (65) 7 (35) 18 (90)  
  1. IP: imipenem, MP: meropenem, PM: cefepime, TZ: ceftazidime, CFS: cefoperazone/sulbactam, PTc: piperacillin/tazobactam, Cl: ciprofloxacin, TM: tobramycin, AK: amikacin. *The numbers in parentheses denote percent of isolates