A longitudinal study of risk factors associated with white spot disease occurrence in marine shrimp farming in Rayong, Thailand
Background A longitudinal study was conducted to analyze farm characteristics, farm practices, and biosecurity measures that influenced the occurrence of white spot disease (WSD) in shrimp farming in Rayong, Thailand. Methods Data were collected using a structured interview schedule administered bet...
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PeerJ Inc.
2022-03-01
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author | Sompit Yaemkasem Visanu Boonyawiwat Manakorn Sukmak Sukanya Thongratsakul Chaithep Poolkhet |
author_facet | Sompit Yaemkasem Visanu Boonyawiwat Manakorn Sukmak Sukanya Thongratsakul Chaithep Poolkhet |
author_sort | Sompit Yaemkasem |
collection | DOAJ |
description | Background A longitudinal study was conducted to analyze farm characteristics, farm practices, and biosecurity measures that influenced the occurrence of white spot disease (WSD) in shrimp farming in Rayong, Thailand. Methods Data were collected using a structured interview schedule administered between October 2017 and September 2019. A generalized estimating equations (GEE) model was used to identify risk factors. From the 270 responses, 86 possible risk factors were analyzed using univariate and multivariate analysis. Results We found that 17 possible risk factors were statistically significant with an alpha level of 1% and associated with WSD status. In the final model, multivariate analysis found that two independent variables were statistically significant. First, the absence of inclement weather during ponding was a statistically significant factor associated with WSD occurrence and it prevented WSD occurrence as the odds ratio (OR) was <1 (OR = 0.196, P = 1.3 × 10−5). Second, the separation of ponds into three specific types (cultured, water treatment, and pond for water reservoir) was significantly associated with WSD occurrence. Likewise, the presence of this ponding system was a protective factor against WSD (OR = 0.0828, P = 0.001). Conclusions The results of this study offer a reference for farmers and relevant authorities when addressing WSD occurrence in shrimp farming. In addition, our results can help relevant authorities in controlling WSD in other endemic areas. |
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spelling | doaj.art-1b2d77c9cf8c423db261ebacd2dadf512023-12-03T10:35:25ZengPeerJ Inc.PeerJ2167-83592022-03-0110e1318210.7717/peerj.13182A longitudinal study of risk factors associated with white spot disease occurrence in marine shrimp farming in Rayong, ThailandSompit Yaemkasem0Visanu Boonyawiwat1Manakorn Sukmak2Sukanya Thongratsakul3Chaithep Poolkhet4Graduate Program of Animal Health and Biomedical Science, Faculty of Veterinary Medicine, Kasetsart University, Bangkok, ThailandSection of Aquatic Animal Diseases, Faculty of Veterinary Medicine, Kasetsart University, Kamphaeng Saen, Nakhon Pathom, ThailandSection of Aquatic Animal Diseases, Faculty of Veterinary Medicine, Kasetsart University, Kamphaeng Saen, Nakhon Pathom, ThailandSection of Epidemiology, Faculty of Veterinary Medicine, Kasetsart University, Kamphaeng Saen, Nakhon Pathom, ThailandSection of Epidemiology, Faculty of Veterinary Medicine, Kasetsart University, Kamphaeng Saen, Nakhon Pathom, ThailandBackground A longitudinal study was conducted to analyze farm characteristics, farm practices, and biosecurity measures that influenced the occurrence of white spot disease (WSD) in shrimp farming in Rayong, Thailand. Methods Data were collected using a structured interview schedule administered between October 2017 and September 2019. A generalized estimating equations (GEE) model was used to identify risk factors. From the 270 responses, 86 possible risk factors were analyzed using univariate and multivariate analysis. Results We found that 17 possible risk factors were statistically significant with an alpha level of 1% and associated with WSD status. In the final model, multivariate analysis found that two independent variables were statistically significant. First, the absence of inclement weather during ponding was a statistically significant factor associated with WSD occurrence and it prevented WSD occurrence as the odds ratio (OR) was <1 (OR = 0.196, P = 1.3 × 10−5). Second, the separation of ponds into three specific types (cultured, water treatment, and pond for water reservoir) was significantly associated with WSD occurrence. Likewise, the presence of this ponding system was a protective factor against WSD (OR = 0.0828, P = 0.001). Conclusions The results of this study offer a reference for farmers and relevant authorities when addressing WSD occurrence in shrimp farming. In addition, our results can help relevant authorities in controlling WSD in other endemic areas.https://peerj.com/articles/13182.pdfLongitudinal studyRisk factorsThailandWhite spot disease |
spellingShingle | Sompit Yaemkasem Visanu Boonyawiwat Manakorn Sukmak Sukanya Thongratsakul Chaithep Poolkhet A longitudinal study of risk factors associated with white spot disease occurrence in marine shrimp farming in Rayong, Thailand PeerJ Longitudinal study Risk factors Thailand White spot disease |
title | A longitudinal study of risk factors associated with white spot disease occurrence in marine shrimp farming in Rayong, Thailand |
title_full | A longitudinal study of risk factors associated with white spot disease occurrence in marine shrimp farming in Rayong, Thailand |
title_fullStr | A longitudinal study of risk factors associated with white spot disease occurrence in marine shrimp farming in Rayong, Thailand |
title_full_unstemmed | A longitudinal study of risk factors associated with white spot disease occurrence in marine shrimp farming in Rayong, Thailand |
title_short | A longitudinal study of risk factors associated with white spot disease occurrence in marine shrimp farming in Rayong, Thailand |
title_sort | longitudinal study of risk factors associated with white spot disease occurrence in marine shrimp farming in rayong thailand |
topic | Longitudinal study Risk factors Thailand White spot disease |
url | https://peerj.com/articles/13182.pdf |
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