Table 2.

Risk factors associated with hemoplasma infection

Variables	M. wenyonii		Candidatus M. haemobos
	No (%). of positive	χ2 (P-value)	No (%). of positive	χ2 (P-value)
Age
<1 year (n = 346)	30.6% (106/346)	0.094 (0.759)	32.4% (112/346)	0.071 (0.790)
≥1 year (n = 30)	33.3% (10/30)		30.3% (9/30)
Grazing
No (n = 249)	27.3% (68/249)	3.86 (0.049)*	39.8% (99/249)	18.38 (0.000)***
Yes (n = 127)	37.8% (48/127)		17.3% (22/127)

Grazing refers to the mother cows that were grazing before delivery

*P < 0.05, **P < 0.005, *** P < 0.001