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Table 3 Antimicrobial resistance of Klebsiella pneumonia isolates to the tested antibiotics

From: Shifting trends in bacteriology and antimicrobial resistance among gastrointestinal fistula patients in China: an eight-year review in a tertiary-care hospital

Resistance rate (%)
Isolate/Antibiotics 2008–2011 2012–2015 Total P for Trend Test
All Klebsiella pneumonia
 AMK 40.91 36.11 37.93 0.605
 SAM 97.14 85.14 88.99 0.061
 TZP 75.00 58.11 64.75 0.056
 CTT 60.61 54.79 56.60 0.576
 CAZ 89.80 78.38 82.93 0.099
 FEP 75.00 67.57 70.49 0.379
 IPM 65.31 56.76 60.16 0.343
 CIP 74.29 75.68 75.23 0.875
ESBL+
 AMK 33.33 7.41 16.67 0.031
 SAM 100.00 89.29 92.11 0.281
 TZP 55.56 17.86 32.61 0.008
 CTT 12.50 14.81 14.29 0.869
 CAZ 94.44 71.43 80.43 0.055
 FEP 83.33 53.57 65.22 0.039
 IPM 38.89 14.29 23.91 0.056
 CIP 50.00 71.43 65.79 0.220
ESBL-
 AMK 40.91 53.33 49.25 0.339
 SAM 94.44 82.61 85.94 0.221
 TZP 86.36 82.61 83.82 0.694
 CTT 88.89 78.26 81.25 0.327
 CAZ 82.61 82.61 82.61
 FEP 72.73 76.09 75.00 0.765
 PM 78.26 82.61 81.16 0.663
 CIP 83.33 78.26 79.69 0.650
Not all tested antibiotics are listed
  1. AMK Amikacin, SAM Ampicillin/Sulbactam, CAZ Ceftazidime, FEP Cefepime, CTT Cefotetan, IPM Imipenem, TZP Piperacillin-Tazobactam, CIP Ciprofloxacin
  2. Data in boldface reflected p values < 0.05