A Study of the Persistence of <i>Mycobacterium bovis</i> in the Environment under Natural Weather Conditions in Michigan, USA

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td align="left">Risk factor</td><td align="center">Parameter estimate</td><td align="center">Standard error</td><td align="center">Hazard ratio (95% confidence interval)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td align="left">Temperature*</td><td align="center">0.06</td><td align="center">0.02</td><td align="center">1.06 (1.02–1.10)</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td>
                *Results of purposeful selection of covariate and modified stepwise modeling in Cox regression.  Only temperature remains in the model.<br/></td></tr></table>

Multivariable Cox proportional hazards model of weather related factors associated with the survival of <i>M. bovis</i> in the environment.

Veterinary Medicine International

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Table 6

Table 6: A Study of the Persistence of <i>Mycobacterium bovis</i> in the Environment under Natural Weather Conditions in Michigan, USA 

Veterinary Medicine International

A Study of the Persistence of Mycobacterium bovis in the Environment under Natural Weather Conditions in Michigan, USA

Table 6