TABLE 2.

Performance of CarbaNP, mCIM, and BD Phoenix CPO Detect

Carbapenemase genotype	CarbaNP positive	mCIM positive	BD Phoenix CPO Detect positive
IMI (n = 23)	22	23	7
KPC (n = 7)	6	7	6
NDM (n = 101)	96	101	101
IMP (n = 1)	1	1	1
OXA (n = 26)	18	26	26
NDM+OXA (n = 2)	2	2	2
PCR negative (n = 30)	0	1	10
Sensitivity, % (95% CI)	90.6 (85.0–94.7)	100.0 (97.7–100.0)	89.4 (83.5–93.7)
Specificity, % (95% CI)	100.0 (88.4–100.0)	96.7 (82.7–99.9)	66.7 (47.2–82.7)