the three groups of cattle purchased from auction markets and started on high levels of grain in their rations were determined to be 6.3 times ( p < 0.0005 ) more likely to be treated for any disease , 4.9 times ( p < 0.0005 ) more likely to be treated for respiratory disease , 12.7 times ( p < 0.0025 ) more likely to die , and 6.7 times ( p < 0.0471 ) more likely to die with respiratory disease than the group made up primarily of farm-assembled heifers and started on a 10 % grain ration with time for adjustment to grain .
C0012634
disease
C0035204
respiratory