Table 3 HI and MN results of human serum samples
From: Avian influenza H9N2 seroprevalence among pig population and pig farm staff in Shandong, China
Humans | Antibody titers | |||
|---|---|---|---|---|
≥40 | ≥80 | |||
HI | MN | HI | MN | |
Swine farm employees (n = 287) | 6 | 4 | 4 | 2 |
Positive rate (%) | 2.09 | 1.39 | 1.39 | 0.69 |