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Volume 26, Number 4—April 2020

Imported Arbovirus Infections in Spain, 2009–2018

Francesca F. NormanComments to Author , César Henríquez-Camacho, Marta Díaz-Menendez, Sandra Chamorro, Diana Pou, Israel Molina, Josune Goikoetxea, Azucena Rodríguez-Guardado, Eva Calabuig, Clara Crespillo, Inés Oliveira, José-Antonio Pérez-Molina, Rogelio López-Velez, and for the Redivi Study Group
Author affiliations: Ramón y Cajal University Hospital, Madrid, Spain (F.F. Norman, C. Henríquez-Camacho, S. Chamorro, J.-A. Pérez-Molina, R. López-Velez); La Paz-Carlos III Hospital, Madrid (M. Díaz-Menendez, C. Crespillo); Vall d’Hebron-Drassanes, Barcelona, Spain (D. Pou, I. Molina, I. Oliveira); Cruces University Hospital, Bilbao, Spain (J. Goikoetxea); Asturias Central University Hospital, Oviedo, Spain (A. Rodríguez-Guardado); La Fe de Valencia University Hospital, Valencia, Spain (E. Calabuig)

Main Article

Table 3

Analysis of variables potentially associated with arbovirus infection (dengue, Zika, and chikungunya virus), Spain, 2009–2018*

Variable Univariate analysis
Multivariate analysis
OR (95% CI) p value aOR (95% CI)† p value
Type of patient
Immigrant Referent NA Referent NA
VFR immigrant 50.18 (32.80–76.78) <0.001 47.15 (30.78–72.22) <0.001
VFR traveler 28.89 (15.86–52.65) <0.001 33.53 (18.20–61.77) <0.001
47.09 (30.96–71.62)

45.18 (29.68–68.77)
Age, y 1.01 (1.01–1.02) <0.001 1.01 (1.00–1.01) 0.003
Female sex
1.46 (1.27–1.69)

1.40 (1.21–1.61)
Immunosuppression, yes/no‡ 0.28 (0.16–0.49) <0.001 0.61 (0.34–1.10) 0.099
Pretravel advice, yes/no‡§ 0.68 (0.58–0.80) <0.001 0.65 (0.55–0.77) <0.001
Travel, d§ 1.00 (0.99–1.00) 0.807 0.99 (0.99–1.00) 0.900

*aOR, adjusted odds ratio; NA, not applicable; OR, odds ratio; VFR, visiting friends and relatives.
†For type of patient, age, female sex, and immunosuppression.
‡Ratios reflect risk for those who answered yes compared with those who answered no.
§For travelers and VFR only.

Main Article

Page created: March 17, 2020
Page updated: August 10, 2020
Page reviewed: August 10, 2020
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