Table 4.

Detection of anti-PEDV antibodies in sera collected from PEDV-infected farms.

Negative results are highlighted in bold.

¹In the ELISA 1, the blocking (%) values are indicated together with the conclusion (Con.). A Pos reaction is defined as >40% block, while a negative (Neg) is defined as <35% block and results of 35–40% blocking are defined as inconclusive (Inc).

²In ELISA 3, values ≥60% are scored positive (Pos). Values <60% are scored negative (Neg).

³In the ELISA 4, values >0.4 are scored Pos.