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Volume 30, Number 12—December 2024
Research

Effect of Sexual Partnerships on Zika Virus Transmission in Virus-Endemic Region, Northeast Brazil

Tereza Magalhaes1Comments to Author , Flávio Codeço Coelho1, Wayner V. Souza, Isabelle F.T. Viana, Thomas Jaenisch, Ernesto T.A. Marques, Brian D. Foy, and Cynthia Braga
Author affiliation: Texas A&M University, College Station, Texas, USA (T. Magalhaes); Fundação Getulio Vargas, Rio de Janeiro, Brazil (F.C. Coelho); Instituto Aggeu Magalhães-Fundação Oswaldo Cruz, Recife, Brazil (W.V. Souza, I.F.T. Viana, E.T.A. Marques, C. Braga); Colorado School of Public Health, Aurora, Colorado, USA (T. Jaenisch); Heidelberg University Hospital, Heidelberg, Germany (T. Jaenisch); University of Pittsburgh, Pittsburgh, Pennsylvania, USA (E.T.A. Marques); Colorado State University, Fort Collins, Colorado, USA (B.D. Foy)

Main Article

Table 1

Characteristics of survey participants according to sexual partnership status in study of ZIKV transmission in virus-endemic region, Northeast Brazil*

Characteristics No. (%) study participants
Participants with a fixed sex partner within the household 891
Housing type†
Ground-level house 638 (71.6)
Multistory apartment 250 (28.4)
Age group, y
<18 7 (0.8)
>18 884 (99.2)
ZIKV serostatus of sex pairs‡
Both partners positive 245 (27.5)
Discordant, 1 partner positive, 1 negative 256 (28.7)
Both partners negative 179 (20.1)
CHIKV serostatus of sex pairs‡
Both partners positive 130 (14.6)
Discordant, 1 partner positive, 1 negative 215 (24.1)
Both partners negative
 335 (37.6)
Participants with no sex partner within the household 1,179
Housing type
Ground-level house 886 (75.4)
Multistory apartment 289 (24.6)
Age group, y
<18 392 (33.4)
>18 787 (66.6)

*CHIKV, chikungunya virus; ZIKV, Zika virus. †Housing type was missing for 3 persons. ‡Data on sexual partners was incomplete for 211 persons, leading to their exclusion from the analyses of the effect of sexual partnership when accounting for the partner’s ZIKV and CHIKV serostatus.

Main Article

1These authors contributed equally to this article.

Page created: September 24, 2024
Page updated: November 26, 2024
Page reviewed: November 26, 2024
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