. 2016 Nov 21;60(12):7449–7456. doi: 10.1128/AAC.01556-16

TABLE 2.

Correlation between bla_NDM, bla_KPC, bla_CTX-M, and bla_SHV genes, meropenem and ceftazidime ARB, and meropenem residues^a

Parameter	Analysis method	Correlation coefficient
Parameter	Analysis method	bla_NDM (GCN/ml)	bla_KPC (GCN/ml)	bla_CTX-M (GCN/ml)	bla_SHV (GCN/ml)
intI1 (GCN/ml)	Pearson	−0.063	0.323	0.478	0.795
intI1 (GCN/ml)	Spearman	0.167	−0.071	0.667	0.762
MEM (CFU/ml)	Pearson	0.273	0.984	0.177	0.057
MEM (CFU/ml)	Spearman	0.024	0.262	0.548	0.571
CAZ (CFU/ml)	Pearson	0.159	0.709	0.551	0.444
CAZ (CFU/ml)	Spearman	0.286	0.238	0.690	0.619
Meropenem (ppb)	Pearson	−0.219	−0.991	−0.050	0.250
Meropenem (ppb)	Spearman	−0.500	−1.000	−0.500	0.500

The Pearson and Spearman correlation coefficients which were statistically significant at a P value of <0.05 are bold and underlined in the table. GCN, gene copy numbers; MEM, meropenem; CAZ, ceftazidime.