Table 5. Risk factors analysis for animals belonging to TB cases and controls.

No.	Variables	OR (95%CI)	p-value < 0.05
1	Animal belonging to	7.76 (0.79–76.02)	0.039
	TB case group
	Control group
2	Animal age	2.17 (0.17–116.03)	0.86
	1–5 years
	>5 years
3	Source of animal in the herd	0.76 (0.10–5.54)	0.79
	Animal purchased from another herd
	Raised in the same herd
4	Animal milking status	0.61 (0.06–6.10)	0.67
	Yes
	No