Table 1. Seroprevalence values of anti-Fasciola hepatica antibodies in cattle and sheep with different potential risk factors in the Santander department, Colombia (univariate analysis).

Factor	Categories	N°	Positives	SP (%)	X2	P-value
Cattle
Garcia Rovira region	Concepcion	41	21	51.2
	San Andres	96	6	6.3
	Cerrito	52	24	46.2
Onzaga municipality	Onzaga	100	43	43	46.1	0.000
Age	<12	36	16	44.4
	12-24	18	5	27.8
	>24	235	73	31.1	2.7	0.25
Sex	Male	44	8	18.2
	Female	246	86	34.9	4.86	0.027
Pasture management	Alternated	146	48	32.9
	Rotative	43	3	7	11.3	0.001
Water source/animal consumption	River	136	56	41.2
	Spring water	102	22	21.6
	Aqueduct	51	16	31.4	10.2	0.006
Feces management	No	231	72	31.2
	Yes	58	22	37.9	0.96	0.32
Animal mixture	No	259	75	29
	Yes	30	19	63.3	14.5	0.000
Overall		289	94	32.5
Sheep
Garcia Rovira region	Concepcion	70	20	28.6
	San Andres	21	0	0
	Cerrito	94	66	70.2	48.5	0.000
Onzaga municipality	Onzaga	-	-	-		-
Age	<12	25	10	40
	12-24	48	16	33.3
	>24	112	60	53.6	6.02	0.049
Sex	Male	42	11	26.2
	Female	143	7	52.4	8.99	0.003
Pasture management	Alternated	157	78	49.7
	Rotative	28	8	28.6	4.25	0.039
Water source/animal consumption	River	37	12	32.4
	Spring water	131	69	52.7
	Aqueduct	17	5	29.4	6.93	0.031
Feces management	No	119	54	45.4
	Yes	66	32	48.5	0.16	0.68
Animal mixture	No	118	48	40.7
	Yes	67	38	56.7	4.42	0.036
Overall		185	86	46.5

N◦: number of samples; SP (%): percentage of seroprevalence; X²: chi square value; Statistically significant (P < .05).