BioMed Research International / 2015 / Article / Tab 1

Research Article

Mycobacterium avium Subspecies paratuberculosis and Bovine Leukemia Virus Seroprevalence and Associated Risk Factors in Commercial Dairy and Beef Cattle in Northern and Northeastern China

Table 1

Bivariate analysis for the animal-level seropositivity of Mycobacterium avium subspecies paratuberculosis (MAP) and bovine leukemia virus (BLV) infection in commercial dairy and beef cattle in northern and northeastern China.

CharacteristicsCattle testedMAPBLV
(number)Number  of positive cattle% valueNumber of positive cattle% value

Species
 Dairy cattle204425112.280.31737818.490.722
 Beef cattle163018211.1729418.04
Region
 Heilongjiang5947212.120.15010317.340.126
 Jilin6388613.4813421.00
 Liaoning6739514.1213119.47
 Hebei7127310.2514520.37
 Inner Mongolia Autonomous Region95710711.1815916.61
Age
 ≤1 year 995989.85<0.00112812.86<0.001
 2-3 year12781038.0622617.68
 4-5 year 68910114.6614220.61
 ≥6 year 71213118.4017624.72
Gender
 Male127716412.840.14721416.760.079
 Female239726911.2245819.11
Abortion history
 No316232710.34<0.00155617.580.006
 Yes51210620.7011622.65
Total367443311.7967218.29