Assessment of cow and farm level risk factors associated with Ureaplasma diversum in pasture-based dairy systems - A field study
An. acad. bras. ciênc
;
89(3): 1779-1783, July-Sept. 2017. tab
Artículo
en Inglés
| LILACS
| ID: biblio-886730
ABSTRACT
ABSTRACT Potential risk factors for Ureaplasma diversum in the vaginal mucus of 1,238 dairy cows were included in a multivariate logistic regression model, based on the cow level (i.e., granular vulvovaginitis [+GVV], yearly milk production [4500 kg or more], pregnancy, predominance of Bos taurus [+Bos Taurus], score of corporal condition [at least 2.5], concomitant positivity for Escherichia coli [+E.coli]), and farm level i.e., milking room hygiene (-Milking room), dunghill location, and replacement female). Ureaplasma diversum was present in 41.1% of the samples. Independent risk factors for U. diversum were +GVV (odds ratio [OR], 1.31); +Mycoplasma spp (OR, 5.67); yearly milk production (4500 kg or more) (OR, 1.99); +Bos taurus (OR, 1.68); +E. coli (OR, 4.96); -milking room (OR, 2.31); and replacement females (OR, 1.89). Ureaplasma diversum vaginal colonization was strongly associated with Mycoplasma spp., E. coli, and number of pregnant cows.
Texto completo:
Disponible
Índice:
LILACS (Américas)
Asunto principal:
Ureaplasma
/
Vagina
/
Moco del Cuello Uterino
/
Infecciones por Ureaplasma
Tipo de estudio:
Estudio diagnóstico
/
Estudio de etiología
/
Estudio pronóstico
/
Factores de riesgo
Límite:
Animales
Idioma:
Inglés
Revista:
An. acad. bras. ciênc
Asunto de la revista:
Ciencia
Año:
2017
Tipo del documento:
Artículo
País de afiliación:
Brasil
Institución/País de afiliación:
Instituto Tocantinense Presidente Antonio Carlos/BR
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