Table 2 Seroprevalence of influenza A virus among pigs by sampling period and slaughterhouse, 2013–2014
Samples tested | Positive | Seroprevalence (%) | 95% CI | |
|---|---|---|---|---|
All samples | 1082 | 214 | 19.8 | 17.5, 22.3 |
Sampling period | ||||
Sep, 2013 | 237 | 47 | 19.8 | 15.3, 25.4 |
Dec, 2013 | 293 | 28 | 9.6 | 6.7, 13.5 |
May, 2014 | 301 | 46 | 15.3 | 11.7, 19.8 |
Sep, 2014 | 251 | 93 | 37.1 | 31.3, 43.2 |
Slaughterhouse | ||||
Bondo | 87 | 30 | 34.5 | 25.3, 44.9 |
Kisumu | 93 | 21 | 22.6 | 15.3, 32.1 |
Uthiru | 902 | 163 | 18.1 | 15.7, 20.7 |