Table 3

Performance of salivary western blot (WB) compared with serum enzyme linked immunosorbent assay (ELISA) by salivary ELISA status

Salivary ELISASalivary WBSerum ELISA positiveSerum ELISA negative
PositivePositive25 7
PositiveNegative 321
NegativePositive 7 6
NegativeNegative 944