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Volume 30, Number 4—April 2024
Research

Geographic Disparities in Domestic Pig Population Exposure to Ebola Viruses, Guinea, 2017–2019

Solène GrayoComments to Author , Alimou Camara, Bakary Doukouré, Isabelle Ellis, Cécile Troupin, Kerstin Fischer, Jessica Vanhomwegen, Michael White, Martin H. Groschup, Sandra Diederich, and Noël Tordo
Author affiliations: Institut Pasteur de Guinée, Conakry, Guinea (S. Grayo, B. Doukouré, I. Ellis, N. Tordo); Centre de Recherche en Virologie, Laboratoire des Fièvres Hémorragiques Virales de Guinée, Conakry (A. Camara); Institut Pasteur du Laos, Vientiane, Laos (C. Troupin); Friedrich-Loeffler-Institut, Standort Insel Riems, Germany (K. Fischer, M.H. Groschup, S. Diederich); Institut Pasteur, Paris, France (J. Vanhomwegen, M. White)

Main Article

Table

Seroreactivity to EBOV-NP IgG and risk factors of exposure to EBOV in domestic pig population, Guinea, 2017–2019*

Variable Class Total EBOV-NP IgG seroreactivity
 Risk factors
Positive Negative Inconclusive OR (95% CI) p value
Sex
 F† 440 114 (25.91) 308 (70) 18 (4.09) NA NA
M
 448
 109 (24.33)
 312 (69.64)
 27 (6.03)
0.94 (0.69–1.28)
 0.712
Age, mo
 3–6† 490 121 (24.69) 338 (68.98) 31 (6.33) NA NA
7–12 282 83 (29.43) 188 (66.67) 11 (3.90) 1.23 (0.89–1.72) 0.215
>13
 116
 19 (16.38)
 94 (81.03)
 3 (2.59)
0.56 (0.33–0.96)
 <0.05
Sites
 Boké 29 11 (37.93) 12 (41.38) 6 (20.69) 11.23 (3.25–46.58) <0.001
Boffa 47 26 (55.32) 21 (44.68) 0 15.17 (5.16–56.35) <0.001
Dubreka 85 5 (5.88) 75 (88.24) 5 (5.88) 0.82 (0.21–3.44) 0.77
Conakry† 53 4 (7.55) 49 (92.45) 0 NA NA
Coyah 169 18 (10.65) 148 (87.57) 3 (1.78) 1.49 (0.52–5.34) 0.49
Forecariah 41 0 41 (100) 0 ≈0 0.98
Kindia 84 27 (32.14) 49 (58.33) 8 (9.52) 6.75 (2.42–24.11) <0.001
Dalaba 15 1 (6.67) 14 (93.33) 0 0.88 (0.04–6.53) 0.91
Kissidougou 94 7 (7.45) 85 (90.43) 2 (2.13) 1.01 (0.29–4.01) 0.99
Guéckédou 75 26 (34.67) 42 (56) 7 (9.33) 7.58 (2.69–27.26) <0.001
Koulé 43 36 (83.72) 5 (11.63) 2 (4.65) 88.20 (24.79–408.7) <0.001
Nzérékoré
 153
 62 (40.52)
 79 (51.63)
 12 (7.84)
9.61 (3.67–33.09)
 <0.001
Total 888 223 (25.11) 620 (69.82) 45 (5.07)

*Values are no. (%) except as indicated. EBOV, Zaire Ebola virus; NA, not applicable; OR, odds ratio. †Indicates the reference level for 3 categorical variables (sex, age, and region).

Main Article

Page created: February 08, 2024
Page updated: March 20, 2024
Page reviewed: March 20, 2024
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