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Table 3 Antibiotic sensitivity and antibiotic resistance in different drug groups in patients with pneumonia caused by Proteus mirabilis

From: Cefepime shows good efficacy and no antibiotic resistance in pneumonia caused by Serratia marcescens and Proteus mirabilis – an observational study

No. of patients with P. mirabilis = 20        
Drug groups Active substance No. using antibiotics (%) No. of tests of antibiotics on antibiogram (%) Sensitive (%) Intermediate (%) Resistant (%) P value compared to ampicillin
Penicillins Ampicillin 0 20 (100) 8 (40.0) 1 (5.0) 11 (55.0)  
  Piperacillin 1 (5.0) 20 (100) 13 (65.0) 4 (20.0) 3 (15.0) 0.023
Penicillin + Beta-lactamase inhibitors Ampicillin + Sulbactam 3 (15.0) 20 (100) 13 (65.0) 3 (15.0) 4 (20.0) 0.065
  Piperacillin + Tazobactam 15 (75.0) 20 (100) 20 (100) 0 0 0.0002
Cephalosporins Cefepime 0 19 (95.0) 19 (100) 0 0 0.0003
  Cefotaxime 0 20 (100) 18 (90.0) 0 2 (10.0) 0.004
  Ceftazidime 1 (5.0) 16 (80.0) 16 (100) 0 0 0.0007
  Cefuroxime 0 20 (100) 15 (75.0) 0 5 (25.0) 0.068
Glycylcycline Tetracycline 0 13 (65.0) 0 0 13 (100) 0.018
  Tigecycline 0 1 (5.0) 1 (100) 0 0 0.497
Carbapenems Imipenem 3 (15.0) 20 (100) 19 (95.0) 1(5.0) 0 0.0004
  Meropenem 0 19 (95.0) 18 (94.7) 1 (5.3) 0 0.0006
Gyrase inhibitors Ciprofloxacin 1 (5.0) 18 (90.0) 15 (83.3) 1 (5.6) 2 (13.3) 0.016
  Levofloxacin 1 (5.0) 14 (70.0) 13 (92.9) 1 (7.1) 0 0.003
Aminoglycoside Amikacin 0 9 (45.0) 9 (100) 0 0 0.01
  Gentamicin 2 (10.0) 19 (95.0) 16 (84.2) 0 3 (15.8) 0.080
  Tobramycin 0 11 (55.0) 8 (72.7) 1 (9.1) 2 (18.2) 0.139
Trimethoprim + Sulfamethoxazole Co-trimoxazole 0 20 (100) 14 (70.0) 0 6 (30.0) 0.321
Others Fosfomycin 0 5 (25.0) 5 (100) 0 0 0.056
  1. Note: Significant P values shown in bold