Research Article
Descriptive Epidemiology of Bovine Tuberculosis in Michigan (1975–2010): Lessons Learned
Table 1
Descriptive epidemiology of BTB in MI cattle, privately owned and wild white-tailed deer (1975–July 2010).
| County | BTB (+) cattle herdsa | Total cattle herdsb | BTB Incidence rate/1000 cattle herd-yrsa | BTB (+) privately owned cervid herdsa | BTB (+) wild white-tailed deerc | Total wild white-tailed deer testedc | Prevalence odds of BTB (+) wild white-tailed deerc |
| Alcona | 13 | 119 | 8.7 | 0 | 240 | 18,451 | 0.0132 | Alpena | 21 | 231 | 7.3 | 0 | 186 | 18,776 | 0.0100 | Montmorency | 4 | 87 | 3.7 | 3 | 130 | 12,027 | 0.0109 | Oscoda | 3 | 80 | 3.0 | 0 | 74 | 9,624 | 0.0077 | Presque Isle | 2 | 140 | 1.1 | 1 | 13 | 9,404 | 0.0014 | Antrim | 3 | 98 | 2.4 | 0 | 1 | 5,133 | 0.0002 | Emmet | 3 | 135 | 1.8 | 0 | 2 | 3,413 | 0.0006 | Othersd | 0 | 13,564 | 0 | 0 | 22 | 107,441 | 0.0002 |
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aData 1998–July 2010. bData from the 2007 Michigan Agricultural census [24]. cData 1975–July 2010. dOther counties in Michigan.
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