Table 5: Risk factors affecting the reactivity of cattle to tuberculin test in Jigawa State.

VariableNo. of Reactors (%) value

Age
 Calves <18 month ( )1 (0.67)0.015
 Cattle 1.5–3 yrs ( )0 (0.87)
 Cattle >3 yrs ( )9 (1.4)
Sex
 Female ( )3 (0.46)
 Male ( )7 (2.4)0.012
Breed
 Exotic ( )0 (0)
 Local (850)10 (1.7)0.442
Pregnancy
 Pregnant ( )0 (0.65)
 Nonpregnant ( )10 (0.41)0.039
Lactation
 Lactating ( )8 (1.48)
 Nonlactating ( )2 (0.20)0.000