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Table 2 Correlations between main classes of antibiotics consumption intensity and the rate of carbapenem-resistant in Escherichia coli, Klebsiella pneumoniae, Pseudomonas aeruginosa and Acinetobacter baumannii

From: Association between antibiotic consumption and the rate of carbapenem-resistant Gram-negative bacteria from China based on 153 tertiary hospitals data in 2014

Classes (ATC category) Correlation
E. coli K. pneumoniae P. aeruginosa A. baumannii
r a p* r p r p r p
All antibiotics (J01) 0.093 0.324 −0.005 0.954 0.061 0.484 0.075 0.416
β-Lactams (J01C + J01D) 0.138 0.141 0.018 0.839 0.021 0.811 0.104 0.260
Penicillins (J01C) 0.121 0.198 −0.041 0.639 −0.044 0.608 −0.104 0.256
Cephalosporins (J01DB + J01 DC + J01DD + J01DE) 0.039 0.676 −0.037 0.678 −0.070 0.417 0.154 0.093
The third generation cephalosporin (J01DD) 0.024 0.803 0.004 0.961 0.000 0.996 0.132 0.151
The fourth generation cephalosporin (J01DE) −0.080 0.393 0.064 0.471 0.143 0.097 −0.049 0.596
Carbapenems (J01DH) 0.271* 0.003 0.427* <0.01 0.463* <0.01 0.331* <0.01
Fluoroquinolones (J01MA) −0.004 0.966 0.046 0.600 0.129 0.134 0.073 0.431
  1. ar denotes pearson’s correlation coefficient; *statistically significant association (p < 0.05)