Reproductive Disorders of Cattle in the Tole District of Southwest Ethiopia and Their Prevalence and Associated Risk Factors

Table 3

The effect of potential risk factors for cattle abortion in the study area.

Variables	Categories	Total cattle tested	Total cattle positive (%)	Univariate analysis		Multivariate analysis
				OR (CI; 95%)	value	OR (CI; 95%)	value
Herd size	Small (<10)	298	54 (18.1)	1.2 (0.65–2.19)	0.577
	Large (>10)	102	16 (15.7)	—	—
Herd type	Only cattle	261	49 (18.8)	—	—
	Mixed	139	21 (15.1)	1.3 (0.74–2.27)	0.359
Breed	Local	290	52 (17.9)	—	—
	Cross	110	18 (16.4)	1.1 (0.62–2.01)	0.713
Parity	Monoparous	15	3 (20.0)	—	—
	Pluriparous	385	67 (17.4)	1.2 (0.33–4.32)	0.795
Age	<3 years	52	10 (19.2)	—	—
	3–6 years	110	15 (13.6)	1.5 (0.63–3.63)	0.360
	>6 years	238	46 (19.3)	1.0 (0.48–2.19)	0.957
Body condition	Good	57	8 (14.0)	1.4 (0.60–3.33)	0.423
	Medium	194	34 (17.5)	1.1 (0.63–1.89)	0.763
	Poor	149	28 (18.8)	—	—
Type of breeding	Natural	325	55 (16.9)	1.2 (0.65–2.32)	0.528
	AI	75	15 (20.0)	—	—
Management	Extensive	348	60 (17.2)	1.1 (0.54–2.40)	0.725
	Sem-intensive	52	10 (19.2)
Season of calving	Autumn	95	19 (20.0)	—	—
	Summer	101	12 (11.9)	1.9 (0.85–4.07)	0.123
	Spring	118	22 (18.6)	1.1 (0.55–2.16)	0.803
	Winter	86	17 (19.8)	1.1 (0.49–2.11)	0.969
Previous history of abortion	Yes	67	12 (17.9)
	No	333	58 (17.4)	1.1 (0.52–2.08)	0.923
Contact of cattle with a dog	Yes	218	61 (27.9)	—	—
	No	182	9 (4.9)	7.5 (3.59–15.54)	0.0001	7.5 (3.59–15.54)	0.0001

OR: odds ratio; CI: confidence interval; “—” Ref: reference.