Volume 20, Number 3—March 2014
Dispatch
Urban Epidemic of Dengue Virus Serotype 3 Infection, Senegal, 2009
Ousmane Faye, Yamar Ba, Oumar Faye, Cheikh Talla, Diawo Diallo, Rubing Chen, Mireille Mondo, Rouguiétou Ba, Edgard Macondo, Tidiane Siby, Scott C. Weaver, Mawlouth Diallo, and Amadou Alpha Sall
Table
Epidemiologic and biological characteristics of suspected and confirmed dengue cases, Senegal, 2009*
| Characteristic | Dakar |
Thies | Louga | Other† | Total | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pateau | Almadies | Grand Dakar | Parcelle | Pikine | Guediawaye | Niayes | Thiaroye | Rufisque | |||||
| Suspected cases | 202 | 157 | 117 | 82 | 13 | 15 | 5 | 10 | 5 | 87 | 1‡ | 3 | 696 |
| Patient sex | |||||||||||||
| M | 91 | 60 | 56 | 44 | 8 | 10 | 2 | 6 | 2 | 38 | 1‡ | 3 | 320 |
| F | 111 | 97 | 61 | 38 | 5 | 5 | 3 | 4 | 3 | 49 | 0 | 0 | 376 |
| Patient age, y, median (range) | 30 (1–76) | 29 (2–79) | 38 (5–93) | 28 (3–60) | 25 (9–55) | 29 (20–35) | 33 (11–56) | 40 (8–78) | 45 (26–69) | 30 (6–69) | 32 | 53 | |
| Health facility visited | |||||||||||||
| Private laboratory | 144 | 125 | 64 | 40 | 2 | 0 | 5 | 0 | 5 | 0 | 1‡ | 0 | 385 |
| Private clinic | 23 | 10 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 34 |
| Public health | 35 | 22 | 53 | 42 | 10 | 15 | 0 | 10 | 0 | 87 | 0 | 3 | 277 |
| Patient nationality | |||||||||||||
| Senegalese | 96 | 98 | 89 | 82 | 13 | 15 | 5 | 10 | 5 | 87 | 1 | 3 | 504 |
| Lebanese | 86 | 11 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 98 |
| French | 13 | 33 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 52 |
| Lusophone | 5 | 14 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 39 |
| Chinese |
2 |
1 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
4 |
| Confirmed cases | 120 | 30 | 27 | 14 | 2 | 0 | 0 | 0 | 0 | 3 | 1‡ | 0 | 196 |
| Patient sex | |||||||||||||
| M | 56 | 12 | 12 | 8 | 0 | 0 | 0 | 0 | 0 | 1 | 1‡ | 0 | 89 |
| F | 64 | 18 | 15 | 6 | 2 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 107 |
| Patient age, y, median (range) | 32 (1–70) | 26 (6–42) | 44 (18–93) | 26 (15–37) | 18 (16–20) | NA | NA | NA | NA | 42 (20–57) | NA | NA | |
| WHO disease classification | |||||||||||||
| DF | 115 | 29 | 27 | 14 | 2 | 0 | 0 | 0 | 0 | 3 | 1‡ | 0 | 190 |
| DHF | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
| DSS | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Laboratory testing conducted | 47 | 10 | 9 | NA | NA | NA | NA | NA | NA | NA | NA | NA | 66 |
| Leukopenia | 34 | 7 | 5 | NA | NA | NA | NA | NA | NA | NA | NA | NA | 46 |
| Thrombocytopenia | 32 | 5 | 4 | NA | NA | NA | NA | NA | NA | NA | NA | NA | 41 |
| Patient hospitalized | 16 | 10 | 5 | NA | NA | NA | NA | NA | NA | NA | NA | NA | 31 |
| Patient nationality | |||||||||||||
| Senegalese | 46 | 14 | 12 | 14 | 2 | 0 | 0 | 0 | 0 | 2 | 1‡ | 0 | 90 |
| Lebanese | 63 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 65 |
| Lusophone | 3 | 5 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 |
| French | 7 | 9 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 20 |
| Chinese | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
*Values are no. patients except as indicated. NA, not available; WHO, World Health Organization; DF, dengue fever; DHF, dengue hemorrhagic fever; DSS, dengue shock syndrome.
†Diourbel, Saint Louis, and Matam.
‡Case identified and diagnosed in Italy.
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Page updated: January 24, 2014
Page reviewed: January 24, 2014
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