Table 5 Incidence rates based on newly detected scrapie cases (by tonsil biopsy or by post mortem examination) divided by the number of sheep-years at risk
From: Breeding with resistant rams leads to rapid control of classical scrapie in affected sheep flocks
Period | Flock | |||||
|---|---|---|---|---|---|---|
| Â | A | B | C | D | E | F |
2000-2001 | 0.00 (0) | 0.02 (2) | 0.07 (7) | 0.02 (1) | 0.00 (0) | 0.00 (0) |
2001-2002 | 0.00 (0) | 0.02 (2) | 0.06 (6) | 0.00 (0) | 0.01 (1) | 0.02 (1) |
2002-2003 | 0.00 (0) | 0.00 (0) | 0.09 (8) | 0.09 (3) | 0.00 (0) | 0.08 (3) |
2003-2004 | 0.00 (0) | 0.00 (0) | 0.01 (1) | 0.00 (0 | 0.00 (0) | 0.05 (1) |
2004-2005 | n.d.** | 0.00 (0) | 0.01 (1) | 0.00 (0) | 0.00 (0) | n.d. |
2005-2006 | n.d. | 0.00 | 0.01 (1) | 0.00 (0) | 0.00 (0) | n.d. |