Relative risk estimation for Mycoplasma synoviae in backyard chickens in Paraguay

Poultry production is a growing industry in Paraguay, in southern South America. The insufficient farm management methods frequently applied in backyard chickens make them a possible reservoir for economically important diseases such as Mycoplasma synoviae that can influence commercial poultry opera...

Descripción completa

Guardado en:
Detalles Bibliográficos
Autores principales: Suzuki, Kuniaki, Origlia, Javier Aníbal, Álvarez, F., Faccioli, M., Silva, M., Caballero, J., Nuñez, L., Castro, L.
Formato: Articulo
Lenguaje:Inglés
Publicado: 2009
Materias:
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/82728
Aporte de:
id I19-R120-10915-82728
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Ciencias Veterinarias
Choropleth map
Data visualization
Respiratory disease
spellingShingle Ciencias Veterinarias
Choropleth map
Data visualization
Respiratory disease
Suzuki, Kuniaki
Origlia, Javier Aníbal
Álvarez, F.
Faccioli, M.
Silva, M.
Caballero, J.
Nuñez, L.
Castro, L.
Relative risk estimation for Mycoplasma synoviae in backyard chickens in Paraguay
topic_facet Ciencias Veterinarias
Choropleth map
Data visualization
Respiratory disease
description Poultry production is a growing industry in Paraguay, in southern South America. The insufficient farm management methods frequently applied in backyard chickens make them a possible reservoir for economically important diseases such as Mycoplasma synoviae that can influence commercial poultry operations. There are no former studies on a survey of Mycoplasma synoviae among backyard chickens in Paraguay. The objectives of this study were: (1) to observe the seroprevalence of MS in backyard chickens in Paraguay and (2) to generate maps for the estimated Relative Risk (RR) for MS in the study chickens, in place of using the observed seroprevalence. Paraguay is divided into 17 departments. A department-stratified random sampling was arranged and conducted. The required total sample size of 1537 from a chicken population of 17 million was sufficient to produce a 95% confidence interval with a desired precision of ±2.5% when the estimated seroprevalence was 50%. Sera were examined using a commercial indirect ELISA. The overall observed seroprevalence was 53%. The resulting maps for the estimated RR for Mycoplasma synoviae in the study chickens at department level were drawn. Departments with notably high or low disease risks were confirmed. Different types of epidemiological parameters can be calculated to take account of probable risk factors. Therefore, additional detailed investigations into those risk factors relating to Mycoplasma synoviae occurrence with respect to spatially epidemiological dissimilarities would be of interest.
format Articulo
Articulo
author Suzuki, Kuniaki
Origlia, Javier Aníbal
Álvarez, F.
Faccioli, M.
Silva, M.
Caballero, J.
Nuñez, L.
Castro, L.
author_facet Suzuki, Kuniaki
Origlia, Javier Aníbal
Álvarez, F.
Faccioli, M.
Silva, M.
Caballero, J.
Nuñez, L.
Castro, L.
author_sort Suzuki, Kuniaki
title Relative risk estimation for Mycoplasma synoviae in backyard chickens in Paraguay
title_short Relative risk estimation for Mycoplasma synoviae in backyard chickens in Paraguay
title_full Relative risk estimation for Mycoplasma synoviae in backyard chickens in Paraguay
title_fullStr Relative risk estimation for Mycoplasma synoviae in backyard chickens in Paraguay
title_full_unstemmed Relative risk estimation for Mycoplasma synoviae in backyard chickens in Paraguay
title_sort relative risk estimation for mycoplasma synoviae in backyard chickens in paraguay
publishDate 2009
url http://sedici.unlp.edu.ar/handle/10915/82728
work_keys_str_mv AT suzukikuniaki relativeriskestimationformycoplasmasynoviaeinbackyardchickensinparaguay
AT origliajavieranibal relativeriskestimationformycoplasmasynoviaeinbackyardchickensinparaguay
AT alvarezf relativeriskestimationformycoplasmasynoviaeinbackyardchickensinparaguay
AT facciolim relativeriskestimationformycoplasmasynoviaeinbackyardchickensinparaguay
AT silvam relativeriskestimationformycoplasmasynoviaeinbackyardchickensinparaguay
AT caballeroj relativeriskestimationformycoplasmasynoviaeinbackyardchickensinparaguay
AT nunezl relativeriskestimationformycoplasmasynoviaeinbackyardchickensinparaguay
AT castrol relativeriskestimationformycoplasmasynoviaeinbackyardchickensinparaguay
bdutipo_str Repositorios
_version_ 1764820488568176642