Table 1.

Cutoffs of the VIDAS and IMMULITE 2000 CMV IgM assays

VIDAS		IMMULITE 2000
Signal/Cutoff Ratio	Interpretation	Signal/Cutoff Ratio	Interpretation
< 0.7	Negative	< 0.90	Nonreactive
≥ 0.7 to < 0.90	Equivocal	0.9 to < 1.1	Indeterminate
≥ 0.90	Positive	≥ 1.1	Reactive