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Table 5 Agreement of the c-ELISA with indirect ELISA

From: Development of a monoclonal antibody-based competitive enzyme-linked immunosorbent assay for detection of antibodies against duck adenovirus 3

Sera number

c-ELISA

Indirect ELISA

Agreementa

Kappa value

Positive

Negative

60

Positive

48 (A)

12 (B)

90.98%

0.815

73

Negative

0 (C)

73 (D)

  1. a Agreement = (A + D) / (A + B + C + D) × 100%