Table 7.

Agreement between genotypic and phenotypic tests.

	Genotypic	PCR Genes		Kappa Agreement	p-Value
Phenotypic		Negative (Susceptible) (n = 5)	Positive (Resistant) (n = 52)
E-test
Susceptible (n = 21)		4 (7%)	17 (29.8%)	0.193	0.036 ^
Resistance (n = 36)		1 (1.8%)	35 (61.4%)
mCIM (Meropenem)
Susceptible (n = 21)		2 (3.5%)	19 (33.3%)	0.004	0.878
Resistance (n = 36)		3 (5.3%)	33 (57.9%)
mCIM (Imipenem)
Susceptible (n = 14)		3 (5.3%)	11 (19.3%)	0.040	0.054
Resistance (n = 43)		2 (3.5%)	41 (71.9%)
Disc diffusion (Meropenem)
Susceptible (n = 3)		2 (3.5%)	1 (1.8%)	0.465	<0.001 ^
Resistance (n = 54)		3 (5.3%)	51 (89.5%)
Disc diffusion (Imipenem)
Susceptible (n = 11)		4 (7%)	7 (12.3%)	0.431	<0.001 ^
Resistance (n = 46)		1 (1.8%)	45 (78.9%)

^ significant p-value.