From: Comparison of Schmallenberg virus antibody levels detected in milk and serum from individual cows
(A) | ||||
 | Serum NT | Total | ||
Positive | Negative | |||
Serum ELISA | Positive | 81 | 5 | 86 |
Negative | 1 | 1 | 2 | |
 | Total | 82 | 6 | 88 |
(B) | ||||
 | Serum NT | Total | ||
Positive | Negative | |||
Milk ELISA | Positive | 82 | 2 | 84 |
Negative | 0 | 4 | 4 | |
 | Total | 82 | 6 | 88 |
(C) | ||||
 | Milk ELISA | Total | ||
Positive | Negative | |||
Serum ELISA | Positive | 83 | 3 | 86 |
Negative | 1 | 1 | 2 | |
 | Total | 84 | 4 | 88 |