From: Swine influenza virus infection dynamics in two pig farms; results of a longitudinal assessment
Percentage of seropositive animals* | ||||||
---|---|---|---|---|---|---|
Age (weeks) | H1N1 | H1N2 | H3N2 | |||
Seroprevalence (%) | 95% CI | Seroprevalence (%) | 95% CI | Seroprevalence (%) | 95% CI | |
17 | 83.7 | 74.5-90.1 | 0 | 0-4.7 | 80.6 | 71.1-87.6 |
20 | 51.6 | 41.2-61.9 | 0 | 0-4.8 | 96.8 | 90.5-99.1 |
24 | 53.2 | 42.7-63.5 | 0 | 0-4.9 | 77.7 | 67.7-85.3 |