TABLE 2.

Qualitative agreement between the reference NT and PHA, dDA-DELFIA, DAE, and ToBI

Lab and test result% diagnostic agreementNo. of samples with NT result:
PositiveEquivocalNegative
Lab II PHA61
    Positive4971
    Equivocal283722
    Negative015
Lab I dDA-DELFIA79
    Positive68120
    Equivocal9308
    Negative0320
Lab IX DAE75
    Positive5430
    Equivocal23376
    Negative0522
Lab XII ToBI83
    Positive5500
    Equivocal16393
    Negative0423