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Volume 31, Number 7—July 2025
Research
Estimation of Incubation Period for Oropouche Virus Disease among Travel-Associated Cases, 2024–2025
Sarah Anne J. Guagliardo
, Stacey Martin, Carolyn V. Gould, Rebekah Sutter, Daniel Jacobs, Kevin O’Laughlin, Ralph Huits, Concetta Castilletti, J. Erin Staples, and GeoSentinel Network Collaborators1
, Stacey Martin, Carolyn V. Gould, Rebekah Sutter, Daniel Jacobs, Kevin O’Laughlin, Ralph Huits, Concetta Castilletti, J. Erin Staples, and GeoSentinel Network Collaborators1
Table 1
Characteristics of probable and confirmed cases used in an estimation of incubation period for Oropouche virus disease among travel-associated cases, 2024–2025*
| Characteristics | Probable and confirmed, n = 97 | Confirmed, n = 40† |
|---|---|---|
| Age group, y | ||
| 0–19 | 4 (4.1) | 1 (2.5) |
| 20–39 | 32 (33.0) | 12 (30.0) |
| 40–59 | 41 (42.3) | 21 (52.5) |
| >60 | 20 (20.6) | 6 (15.0) |
| Missing |
0 |
0 |
| Sex | ||
| F | 54 (55.7) | 22 (55.0) |
| M | 43 (44.3) | 18 (45.0) |
| Missing |
0 |
0 |
| Hospitalized | ||
| N | 72 (78.3) | 32 (80.0) |
| Y | 20 (21.7) | 8 (20.0) |
| Missing |
5 |
0 |
| Travel duration, d | ||
| <7 | 21 (21.6) | 11 (27.5) |
| 7–13 | 38 (39.2) | 25 (62.5) |
| 14–20 | 17 (17.5) | 4 (10.0)‡ |
| 21–27 | 8 (8.2) | NA |
| >28 | 13 (13.4) | NA |
| Missing |
0 |
0 |
| Onset during travel | ||
| N | 42 (43.3) | 22 (55.0) |
| Y | 55 (56.7) | 18 (45.0) |
| M |
0 |
0 |
| Exposure period, d | ||
| Mean | 13.6 | 7.3 |
| Median (IQR) | 7 (6.0–14.0) | 7 (6–9) |
| Range | 2–135 | 2–14 |
*Values are no. (%) except as indicated. NA, not applicable. †Traveled <14 days. ‡Traveled for 14 days.
1Members are listed at the end of this article.
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Page updated: May 01, 2025
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