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Volume 29, Number 12—December 2023
Research Letter

Crimean-Congo Hemorrhagic Fever Virus Seropositivity among Dromedary Camels, Algeria, 2020–2021

Khaled Azzedine Guidoum, Laura Carrera-Faja, Johan Espunyes, Lola Pailler-García, Bouabdellah Benallou, Sarra Bouabdelli, Mustapha Adnane Smadi, Lounis Semara, Oscar CabezónComments to Author , and Sebastián Napp
Author affiliations: Ibn Khaldoun University, Zaârour, Algeria (K.A. Guidoum, B. Benallou, S. Bouabdelli); Universitat Autònoma de Barcelona, Bellaterra, Spain (L. Carrera-Faja, J. Espunyes, O. Cabezón); Institut de Recerca i Tecnologia Agroalimentàries, Bellaterra (L. Pailler-García, S. Napp); Biotechnology Research Center, Constantine, Algeria (M.A. Smadi); Mohamed El Bachir El Ibrahimi University, El Anceur, Algeria (L. Semara)

Main Article

Table

Results of mixed-effect logistic regression model used in study of Crimean-Congo hemorrhagic fever virus seropositivity among dromedary camels, Algeria, 2020–2021*

Fixed effects Odds ratio (95% CI) p value
Breeding system
Intensive Reference NA
Traditional 7.24 (1.08–48.7) 0.042
Semitraditional
 4.47 (1.04–19.1)
 0.044
Age, y
<4 Reference NA
4–10 6.51 (2.17–19.5) 0.0008
>10
14.88 (3.19–69.4)
 0.0006
AIC 178.5 NA
R2 0.50 NA

*The model included breeding system (3 categories) and age (3 categories) as the explanatory variables and herd as a random effect. AIC, Akaike information criterion; NA, not applicable.

Main Article

Page created: September 18, 2023
Page updated: November 18, 2023
Page reviewed: November 18, 2023
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