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Table 3 The results of drug resistance test

From: Mechanical ventilation-associated pneumonia caused by Acinetobacter baumannii in Northeast China region: analysis of genotype and drug resistance of bacteria and patients’ clinical features over 7 years

  Total (105) CRAB (68) CSAB (37)  
Amikacin     
Drug resistance strains/rat (%) 17 (16.2) 15 (22.1) 2 (5.4) P = 0.029
Sensitive strains 88 53 35  
Gemifloxacin     
Drug resistance strains/rat (%) 61 (58.1) 57 (83.8) 4 (10.8) P = 0.000
Sensitive strains 44 11 33  
Cefazolin     
Drug resistance strains/rat (%) 29 (27.6) 29 (42.6) 0 (0) P = 0.000
Sensitive strains 76 39 37  
Cefepime     
Drug resistance strains/rat (%) 90 (85.7) 67 (98.5) 23 (62.2) P = 0.000
Sensitive strains 15 1 14  
Ceftazidime     
Drug resistance strains/rat (%) 71 (67.6) 67 (98.5) 4 (10.8) P = 0.000
Sensitive strains 34 1 33  
Ampicillin     
Drug resistance strains/rat (%) 95 (90.5) 66 (97.1) 29 (78.4) P = 0.003
Sensitive strains 10 2 8  
Ampicillin sulbactam     
Drug resistance strains/rat (%) 61 (58.1) 56 (82.4) 5 (13.5) P = 0.000
Sensitive strains 44 12 32  
Piperacillin tazobactam     
Drug resistance strains/rat (%) 65 (61.9) 64 (94.1) 1 (2.7) P = 0.000
Sensitive strains 40 4 36  
Compound sulfamethoxazole     
Drug resistance strains/rat (%) 21 (20.0) 18 (26.5) 3 (8.1) P = 0.039
Sensitive strains 84 50 34  
Ciprofloxacin     
Drug resistance strains/rat (%) 69 (65.7) 65 (95.6) 4 (10.8) P = 0.000
Sensitive strains 36 3 33  
Levofloxacin     
Drug resistance strains/rat (%) 59 (56.2) 57 (83.8) 2 (5.4) P = 0.000
Sensitive strains 46 11 35  
Tetracycline     
Drug resistance strains/rat (%) 58 (55.2) 54 (79.4) 4 (10.8) P = 0.000
Sensitive strains 47 14 33  
Tigecycline     
Drug resistance strains/rat (%) 18 (17.1) 15 (22.1) 3 (8.1) P = 0.103
Sensitive strains 87 53 34  
XDR + PDR     
Yes/rate (%) 20 (19.0) 19 (27.9) 1 (2.7) P = 0.001
No 85 49 36