Table 1.
Frequencies and titres of anti-West Nile virus (WNV) IgG antibodies
Effective (n) | Positive in IgG anti-WNV |
Titre in PRNT90 |
||||||
---|---|---|---|---|---|---|---|---|
ELISA | PRNT90 | 1:20 | 1:80 | 1:160 | 1:320 | ≥1:640 | ||
Sample | 164 | 16 (9.8%) | 11 (6.7%) | 2 (18.2%) | 3 (27.3%) | 3 (27.3%) | 1 (9%) | 2 (18.2%) |
PRNT, plaque reduction neutralization technique.