Table 6. Yearly BU case confirmation by PCR.
Variables | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | Total |
---|---|---|---|---|---|---|---|---|---|---|
No of sampled patients | 42 | 63 | 495 | 609 | 330 | 283 | 249 | 84 | 48 | 2203 |
No of patients positive for PCR | 22 | 48 | 281 | 327 | 136 | 117 | 58 | 24 | 7 | 1020 |
Yearly positive rate | 52.3 | 76.2 | 56.8 | 53.7 | 41.2 | 41.3 | 23.3 | 28.6 | 14.6 | 46.3 |