TABLE 7.

B19V-specific IgM EIA and IFA and consensus results for specimens with discrepant outcomes^a

Specimen no.	Biotrin EIA result	Medac EIA result	Mikrogen EIA result	Biotrin1 IFA result	Consensus result
129	Positive	Positive	Negative (FN)	Positive	Positive
172	Positive	Positive	Negative (FN)	Positive	Positive
174	Positive	Positive	Negative (FN)	Positive	Positive
30	Negative	Negative	Equivocal	Negative	Negative
164	Negative	Negative	Equivocal	Negative	Negative
154	Negative	Equivocal	Negative	Negative	Negative
43	Negative	Equivocal	Negative	Negative	Negative
49	Negative	Equivocal	Negative	Negative	Negative
78	Negative	Equivocal	Negative	Negative	Negative
79	Negative	Equivocal	Negative	Negative	Negative
190	Negative	Equivocal	Negative	Negative	Negative
207	Negative	Equivocal	Negative	Negative	Negative
69	Negative	Positive (FP*)	Negative	Negative	Negative
142	Negative	Positive (FP*)	Negative	Negative	Negative
143	Negative	Positive (FP*)	Negative	Negative	Negative
148	Negative	Positive (FP*)	Negative	Negative	Negative
152	Negative	Positive (FP*)	Negative	Negative	Negative
167	Negative	Positive (FP*)	Negative	Negative	Negative
169	Negative	Positive (FP*)	Negative	Negative	Negative
192	Negative	Positive (FP*)	Negative	Negative	Negative
120	Positive	Positive	Equivocal	Negative	No consensus
139	Positive	Negative	Negative	Positive	No consensus
163	Positive	Positive	Negative	Negative	No consensus
144	Negative	Positive	Equivocal	Negative	No consensus

^aFP, presumed false-positive result based on consensus; FN, presumed false-negative result based on consensus; *, specimen repeatedly found to be IgM positive but negative by PCR for B19V DNA.